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36-007-07 Rev. 0A RS Switch Router User Guide Release 8.0.
ii Riverstone Networks RS Switch Router User Guide Release 8.0 COPYRIGHT NOTICES .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 iii REGULATORY COMPLIANCE INFORMATION ()* ) ' .
iv R iverstone Networks RS Switch Router User Guide Release 8. 0 War n i n g Changes or modifications made to this device that are not expressly appro ved by the party responsible for compliance could void the user ’ s authority to operate the equipment.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 v VCCI COMPL IANCE STATEM ENT (#) *.
vi R iverstone Networks RS Switch Router User Guide Release 8. 0 SAFETY INFORMA TION: WICT1-12 T1 CARD War n i n g ( * '' .
Riverstone Networks RS Switch Router User Guide Release 8.0 vii )'J*) * .
viii Riverstone Networks RS Switch Router User Guide Release 8.0 RIVERSTONE NETWORKS, INC. ST ANDARD SOF TW ARE LI CENSE AGREEMEN T IMPORT ANT : BEFORE UTILIZ ING THE PRODUCT , CAREFULL Y READ T HIS LICENSE AGREEMENT . This do cument is a legal ag reement ("Agree ment") be tween Y ou, th e end user, and River stone Ne tworks, I nc.
Riverstone Networks RS Switch Router User Guide Release 8.0 ix 5. MAINTENANCE AND UPDA TES. Updates, upgrades, bug fix es, and maintenan ce and suppor t services, if any , are provide d to Y o u pursua nt to the t erms of a Rive rstone Service and Mai ntena nce Agreeme nt, and only i f Riverst one and Y ou enter into such an agree ment.
x Riverstone Networks RS Switch Router User Guide Release 8.0 ST ANDARD LIMI TED W ARRANTY Limited W arranty Riverst one Networks , Inc. (“Riverst one”) warrants t hat for a peri od of one (1) yea.
Riverstone Networks RS Switch Router User Guide Release 8.0 xi data contai ned in, sor ted on, or i ntegrated wi th any Product returned to R iverstone, whether under w arranty or no t. Customer is respo nsible for backing u p its programs and d ata to protect against loss or corruption.
xii Riverst one Networks RS Switch Rout er User Guide Release 8.0 DECLARATION OF CONFORMITY ADDENDUM " .
Riverstone Networks RS Switch Router User Guide Release 8.0 x iii T A BLE OF CONTENTS 1 Introductio n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1.1 Related Documentation . . . . . . . . . . .
xiv Riverstone Networks RS Switch Router User Guide Release 8.0 4 Hot Swa pping Line Cards and Cont rol Modules . . . . . . . . . . . . . . . . . . . . . . 4 -1 4.1 Hot Swapping Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Riverstone Networks RS Switch Router User Guide Releas e 8.0 xv 5.12.2 Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-20 5.12.3 Displaying Stackable VLAN In formation .
xvi Riverstone Networks RS Switch Router User Guide Release 8.0 8 ATM Config uration Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1 8.1 Configurin g ATM Ports. . . . . . . . . . . . . . . . . . . . . . . . . . .
Riverstone Networks RS Switch Router User Guide Release 8.0 xvii 10.6 Secondary Subnets an d Directly-Connected Clients. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-6 10.7 Interacting with Relay Agents . . . . . . . . .
xviii Riverstone Networks RS Switch Router User Guide Release 8.0 12.2 Additional Config uration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-9 12.2.1 Setting the Backup Priority .
Riverstone Ne tworks RS Switch Ro uter User Guide Release 8.0 xix 15 IS-I S Configuration Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 1 15.1 Defining an IS-IS Area . . . . . . . . . . . . . . . . . . . . . . . .
xx Riverstone Networks RS Sw itch Router User Guide Release 8. 0 17.1.2 Label Binding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-5 17.1.3 Label Distribution and Man agement .
Riverstone Ne tworks RS Switch Ro uter User Guide Release 8.0 xxi 18.2.8 Simple Route Redist ribution Example: Redistrib ution into OSPF . . . . . . . . . . . . . . . . . . . . . . 18-1 2 18.3 Configuring Adv anced Routing Policies. . . . . . . . . . .
xxii Riverstone Networks RS Switch Router User Guide Release 8.0 21 Netw ork Address Translation Config uration . . . . . . . . . . . . . . . . . . . . . . . . 21-1 21.1 Configuring NAT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Riverstone Networks RS Switch Router User Guide Release 8.0 xxiii 23.4.1 Configuring IPX Add resses to Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3 23.4.2 Configurin g Secondary Addresses on an IPX Interface .
xxiv Riverstone Networks RS Switch Router User Guide Release 8.0 25.4.2 Placing the Ports on the Same VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 5 - 1 4 25.4.3 Enabling Layer- 4 Bridging on the VLAN .
Riverstone Networks RS Switch Router User Guide Release 8.0 xxv 28.4 Displaying RMON Infor mation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-9 28.4.1 RMON CLI Filters . . . . . . . . . .
xxvi Riverstone Networks RS Sw itch Router User Guide Release 8.0 30.13 WAN Rate Shaping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-17 30.13.1 Configurin g WAN Rate Shaping .
Riverstone Networks RS Switch Router User Guide Releas e 8.0 x xvii LIST OF FIGURES Figure 2-1 Commands to s ave configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Figure 3-1 1000-Base-SX line car d .
xxviii Riverstone Networks RS Switch Router User Guide Release 8.0 Figure 15-2 Area 1 detailed vi ew . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-9 Figure 15-3 Area 2 detailed vi ew .
Riverstone Networks RS Switch Router User Guide Release 8.0 xxix Figure 17-22 Con strained path selection by adminis trative group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-105 Figure 17-23 Traffic engineering with I S-IS .
xxx Riverstone Networks RS Sw itch Router User Guide Release 8. 0 Figure 30-12 Frame Relay over Chan nelized T1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-80 Figure 30-13 Routed Inter-Office Conn ections through an ISP .
Riverstone Networks RS Switch Rout er User Guide Release 8.0 xxxi LIST OF T ABL ES Table 2-1 Commands to ch ange configuration information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Table 2-2 Commands to d isplay configuration inf ormation .
xxxii Rivers tone Networks RS Switch Router User Guide Release 8.0 Table 30-3 Channelized DS3 Framing and Line Coding Schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 -31 Table 30-4 Clear Channel T3 and E3 Interface Rates .
Riverstone Networks RS Switch Router User Guide Release 8.0 1-1 1 INTRODUCTION This manual provides informati on for conf iguring the R iverstone RS Switch Rout er softwar e.
1-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Document Conventions Introduction 1.2 DOCUMENT CONVENTIONS Commands s hown in thi s manual us e the followi ng conventi ons: Convention Description boldface Indicates commands and ke ywords that you ent er as show n.
Riverstone Networks RS Switch Router User Guide Release 8.0 2-1 2 MAINTAINING CONFIGURATION FILES This chapt er provid es informatio n about con figuration fi les in the R iverstone RS Switch Rout er (RS).
2-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Files Maintaining C onfiguration Files The following figure illustrates the configuration file s and the commands you can use to save your configuration: Figure 2- 1 Com mands to sav e configur ations 2.
Riverstone Networks RS Switch Router User Guide Release 8.0 2-3 Maintaining Configuration Files Configuration Files The show and system sho w commands disp lay the commands in the or der they were executed. Y ou can change this sequence to alphabetical order by using the system set show-config co mmand.
2-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Files Maintaining C onfiguration Files Note If you ex it the Confi gure mode (by en tering the exit command o r pressi ng Ctrl+Z ), the CLI will ask you whether you want to make the changes in the scratchpad active.
Riverstone Networks RS Switch Router User Guide Release 8.0 2-5 Maintaining Configuration Files Configuration Files - If a particu lar command has been applied such that it can be expanded on ad ditional interfaces/modules, it is annotated with a “P”.
2-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Backing Up and Restoring System Image Files Maintaining Configuration Files Note The file command s apply to devices and f i les i n the primary C ontrol Mod ule. Y ou cannot d isplay , delet e, or rename fi les in the b ackup Cont rol Module .
Riverstone Networks RS Switch Router User Guide Release 8.0 2-7 Maintaining Configuration Files Configuring System Settings If the RS boots up from t he PC flash car d and cannot f i nd a val id image, it goes into boot prom mode.
2-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring System Settings Maintaining Configuration Files 2.3.1 Sett ing Dayl ight Sa ving T ime Daylig ht saving t ime (DST) on t he RS can be set three dif ferent ways: • According to specific d ays.
Riverstone Networks RS Switch Router User Guide Release 8.0 3-1 3 CLI AND RS B ASICS This chapter prov ides basic info rmation about the Comman d Line Interface (C LI) and the RS.
3-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Understanding CLI Command Modes CLI and RS Basics 3.2 UNDERSTANDING CL I COMMAND MODES The CLI has four separate command modes. Each command mode co ntrols a gr oup of rela ted commands. Th is section explains the p rimary uses for e ach command mode.
Riverstone Networks RS Switch Router User Guide Release 8.0 3-3 CLI and RS Basics Understanding CLI Commands 3.2. 3 Configu re Mode The configure mode provides the capability of configuring and displaying all features and functions on the RS. The commands in this mode are persistent for the current ses sion and future s essions.
3-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Using Line Editing Comma nds CLI and RS Basics Note Some CLI mod es may have the same co mmands. For example, the configure mode ha s port command s. These port commands are for mak ing config uration changes to ports on the RS.
Riverstone Networks RS Switch Router User Guide Release 8.0 3-5 CLI and RS Basics Using Line Editing Commands Ctrl+t T ranspose the character under the cursor with the character to the left of the cursor . Ctrl-u Delete the l ine from the beginning of the line to the cursor .
3-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Getting Help with CLI Commands CLI and RS Basics 3.5 GETTING HELP WITH CLI COMMANDS Interactive help is available in the CLI. Invoke help by enteri ng a question mark ( ? ) character at any command prompt, or after a keyword in any mode.
Riverstone Networks RS Switch Router User Guide Release 8.0 3-7 CLI and RS Basics Setting CLI Parameters Invoking Help Option by Option Alternatively , a co mmand can be enter ed option by option. First enter the facility name. Th en press Enter to execute.
3-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Naming RS Ports CLI and RS Basics Command Completion The cli set command compl etion command contr ols the behavior of the CLI as commands are entered. When command completion is enabled, the CLI automatically completes a command keyword that is p artially entered.
Riverstone Networks RS Switch Router User Guide Release 8.0 3-9 CLI and RS Basics Naming RS Ports 3.7. 1 Port T ype Ta b l e 3 - 2 describes the port type an d associated line cards . 3.7. 2 Slot N umber Slot number is determined by the RS mod el and the physical slot in which the line card is installed.
3-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Naming RS Ports CLI and RS Basics T a ble 3-3 Port num bers for lin e cards Line Card Port Numbering (Left to Right) 1 0 / 1 0 0 B a s .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 3-11 CLI and RS Basics Naming RS Ports For a port nu mbering example, the por t name et.2.8 refers to a port on the Ethernet line card that is located i n slot 2, connector 8 , while the por t name gi.
3-12 Riverstone Networks RS Switch Router User Guide Release 8.0 CLI and RS Configuration Example CLI and RS Basics 3.7.5 VC This is the V irtual Channel (VC) number for a Frame Relay interface.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 3-13 CLI and RS Basics CLI and RS C onfiguration Example Here are the comman ds: 1. Set the dat e and time . rs # system set date year 2001 month april day 30 hour 1 minute 0 second 0 2. Set th e monitor ’ s ho rizontal and ver tical .
3-14 Riverstone Networks RS Switch Router User Guide Release 8.0 CLI and RS Configuration Example CLI and RS Basics.
Riverstone Networks RS Switch Router User Guide Release 8.0 4-1 4 HOT SWAPPING LINE CARDS AND CONTROL MODULES 4.1 HOT SWAPPING OVERVIEW Hot swapping is the ability to replace a line card, Control Module, or GBIC (in the RS 320 00 and RS 3 8000 only) while the RS is operating.
4-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Hot Swapping Line Cards Hot Sw apping Line Cards and Cont rol Modules 4.2. 1 Deactiv ating the Line Card T o deactivate the line card, do one of the following: • Press the Hot Swap button on the line card.
Riverstone Networks RS Switch Router User Guide Release 8.0 4-3 Hot Swapping Line Cards and Control Modules Hot Swapping One Type of Line Card With Another War ni n g Do not remove the line card unless the Of fline LED is lit. Doing so can cause the RS to crash.
4-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Hot Swapping a Secondary Control Module Hot Swapping Line Cards and Control Modules War n i n g Y ou can only hot swap an inactive Control M odule . Y ou sh ould never remove the active Control Module from the RS.
Riverstone Networks RS Switch Router User Guide Release 8.0 4-5 Hot Sw apping Line Cards and Control Modules H ot Swapping a Switching Fabric Module (RS 8600 only) After you enter this co mmand, the Of fline LED on the Contr ol Module lights , and messa ges appear on t he console indicating the Control Module is inoperative.
4-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Hot Swapping a Switching Fabric Module (RS 8600 only) Hot Swapping Line Cards and Control Modules War n i n g Y ou can only hot swap a Switchin g Fabric Modu le if two ar e installed on the RS 860 0.
Riverstone Networks RS Switch Router User Guide Release 8.0 4-7 Hot Sw apping Line Cards and Control Modules Hot Swapping A GB IC (RS 32000 a nd RS 38000 only) 2. T ighten the captive screws on each side of the Switching Fabric Mod ule to secure it to the chassis .
4-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Hot Swapping a WIC Hot Sw apping Line Cards and Cont rol Modules Figure 4-4 Installing and removi ng a GBIC. 4.6.2 In stalling a GBIC into the Line Card Install the GBIC into the line card as follows: 1.
Riverstone Networks RS Switch Router User Guide Release 8.0 5-1 5 BRIDGING CONFIGURATION GUIDE The Riv erstone RS Sw itch Router pro vides the fol lowing brid ging functions: • Compliance with the I EEE 802.
5-2 Riverstone Networks RS Switch Router User Guide Release 8.0 VLAN Ove rview Bridging Co nfiguration Guide 5.3 VLAN OVERVIEW V irtual LANs ( VLANs) are a means o f dividing a p hysical network into several logical ( virtual) LANs. The divi sion can be done on the basis of various cri teria, giving rise to di fferent t ypes of VLA Ns.
Riverstone Networks RS Switch Router User Guide Release 8.0 5-3 Bridging Configuration Guide VLAN Overview Subnet-based VLANs Subnet-based VLANs are a subs et of protocol based VLANs and determin e the VLAN of a frame based on the subnet to which the frame belongs.
5-4 Riverstone Networks RS Switch Router User Guide Release 8.0 VLAN Ove rview Bridging Co nfiguration Guide Most commonl y , an RS is us ed as a combined switch and router . For example, it may be connected to two subnets S1 and S2. Ports 1- 8 belong t o S1 and por t s 9-16 belong to S2.
Riverstone Networks RS Switch Router User Guide Release 8.0 5-5 Bridging Configuration Guide Access Port s and Trunk Ports (802.1P and 802.1Q support) Creating a non-I P/non-IPX VLAN In this exampl e, SNA, DECnet, and AppleT alk hosts are connected to et.
5-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring RS Bridging Function s Bridging Co nfiguration Guide 5.5 CONFIGURING RS BRIDGING FUNCTIONS 5.
Riverstone Networks RS Switch Router User Guide Release 8.0 5-7 Bridging Configuration Guide Configuring Spanning Tree T o chang e a port from flow -based bridg ing to address -based bri dging, ent er the follo wing command i n Configur e mode: 5.6 CONFIGURING SPANNING T R EE Note The A TM modules do not suppo rt Spanning Tree Prot ocol.
5-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Spanning Tree Bridging Co nfiguration Guide T o enabl e rapid STP , enter the foll owing com mand in Config ure mode: Note This command is not sup ported wi th per-VLAN sp anning tree.
Riverstone Networks RS Switch Router User Guide Release 8.0 5-9 Bridging Configuration Guide Configuring Spanning Tree Setting a Port Priority Y ou can set a priority for an interface. W hen two bridges tie for position as the root bridge, you configure an interface priority to br eak the tie.
5-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Spanning Tree Bridging Co nfiguration Guide Adjustin g the Int erval bet ween Hello T imes Y ou can specify the interval between hello time.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-11 Bridging Configuration Guide Configuring a Port- or Prot ocol-Based VLAN 5.6.3 S TP Damp ening STP creates a loop free, active topology in a network by placing ports in a forwarding or blocking state.
5-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring a Port- o r Protocol-Based VLAN Bridging Co nfiguration Guide 5.7.1 Creatin g a Port or Prot ocol Ba sed VLA N T o create a VLAN, en ter the following command in Configure mode.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-13 Bridging Configuration Guide Configuring VLANs for B ridging Y ou can enab le the collecti on of VLAN st atistics on 10/100 and Gigabi t Ethernet port s configu red as 802. 1Q trunk port s.
5-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring Bridging Bridging Co nfiguration Guide These filters allow or f orce traff ic to go to a set of destination ports based on a frame's source MAC address, destinat ion MAC address , or both source an d destination MA C addresses in fl ow bridging mo de.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-15 Bridging Configuration Guide GARP/ GVRP 5.1 1 GARP /GVRP The Generic Attribute Registration Protocol (GARP) is a generic attribute dissemination mech anism. In the case of the GARP VLAN Registration Protocol (GVRP), the attribute is the VLAN ID (VID).
5-16 Riverstone Networks RS Switch Router User Guide Release 8.0 GARP/GV RP B ridging Configuration Guide 5.1 1 .2 Configuri ng GARP/ GVRP T o configure G ARP/GVRP on t he RS, you s hould do the followi ng: 1. Enable GVRP functionality on the RS. (GVRP is disabled on the RS by default.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-17 Bridging Configuration Guide GARP/ GVRP 5.1 1.3 Configur ation Examp le Consider the following configu r ation examp le. Figure 5-2 Using GARP /GVRP o n a network Routers R4 an d R5 pass traf fic between two networks.
5-18 Riverstone Networks RS Switch Router User Guide Release 8.0 GARP/GV RP B ridging Configuration Guide The following is the configuration for R1: The following is the configuration for R4: Note that because d ynamic VLAN creation was enabled on R4, we did not have to m anually configure any VLAN on R4.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-19 Bridging Configuration Guide Tunneling VLAN pac kets across MANs 5.12 T UNNELING VLAN PACKETS ACROSS MANS The “stackable” VLAN feature o n the RS allows you to tu nnel multiple VLANs through a metropolitan area network (MAN) over a single backbo ne VLAN.
5-20 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide Note T unnel entry and exit por t are configured as access ports. These po rts can receive 802.1q-tag ged traff ic. In Figu re 5-3 , custom er C1 tags outgoing traffic with the VLAN ID BLUE in the 802.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-21 Bridging Configuration Guide Tunneling VLAN pac kets across MANs Figure 5- 4 Multi ple custome rs with different V LANs The following.
5-22 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide The following is the configuration for R2: Multiple Cus tomers with Common VLANs In F igure 5-5 , customers C1 and C2 are connected to t he MAN, with both customers using the s ame VLAN (BLUE).
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-23 Bridging Configuration Guide Tunneling VLAN pac kets across MANs The following is the configuration for R1: The following is the configuration for R2: T unnel entry or exit ports can be spread across ro uters.
5-24 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide Figure 5- 6 Multi ple cust omers with com mon VL ANs across multiple .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-25 Bridging Configuration Guide Tunneling VLAN pac kets across MANs The following is the configuration for R2: The following is the conf.
5-26 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide The following is the configuration for R4: Single VLAN with Multipl e T unnel Entry Ports In Figure 5-7 , customer C1 has a VLAN BL UE with multiple tun n el entry po rts (et.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-27 Bridging Configuration Guide Tunneling VLAN pac kets across MANs The following is the configuration for R1: The following is the configuration for R2: The following is an ex ample where a customer VLAN has multiple tunnel entry or exit ports spread across routers.
5-28 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide Figure 5- 8 Cus tomer VLAN with multi ple tunnel entry por ts across .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-29 Bridging Configuration Guide Tunneling VLAN pac kets across MANs The following is the configuration for R2: The following is the conf.
5-30 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide Note If you do n ot want mu lticast or broadca st traffic fro m C1 on R1 to b e seen by C1 on R3, then con figure a differ ent backbone VLAN on R3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-31 Bridging Configuration Guide Tunneling VLAN pac kets across MANs The following configur ation statements on C1R2 enable STP on port et.8.1, the port that is connected to the tunnel exit port .
5-32 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide The following is the configuration for R2: Multiple VLANs on a Singl e T unnel Entry Port T unnel entry and exit ports are acces s ports.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-33 Bridging Configuration Guide Tunneling VLAN pac kets across MANs Figure 5- 10 Mu ltiple VL ANs on sing le tunnel entry port et.2.1 et.4.1 et.5.1 et.6.1 MAN RED VLAN (backbone) C1 ... C5 R2 R1 C1 .
5-34 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide The following is the configuration for R1: Note Note that in the abov e configuration, the comm ands that add port et.2.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 5-35 Bridging Configuration Guide Tunneling VLAN pac kets across MANs The following is the configuration for R2: 5.12.3 Displa ying Stackable VLAN In formatio n Use the vlan show stackable-v lan command to dis play the configuration o f stackable VLANs on the RS.
5-36 Riverstone Networks RS Switch Router User Guide Release 8.0 Tunneling VLAN pa ckets across MANs Bridging Co nfiguration Guide The follo wing explains the display: 1. The ID number of the VLAN, followed by the ID number of th e backbone VLAN. 2. The tunnel entry /exit ports, configured with the vlan enable stackable-vlan command.
Riverstone Networks RS Switch Router User Guide Release 8.0 6-1 6 SMARTTRUNK CONFIGURATION GUID E This chapter explains how to configure SmartTRUNKs on the RS. A SmartTRUNK is R iverstone’ s technology for load balancing and load sharing across a number of ports.
6-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring SmartTRUNKS SmartTRUNK Co nfiguration Guide 4. Specify whether the SmartTR UNK uses SmartTRUNK Load Redistributio n (SLR).
Riverstone Networks RS Switch Router User Guide Release 8.0 6-3 SmartTRUNK Configuration Guide SmartTRUNK Example Configuration 6.1.3 Specif ying T raffic Lo ad Policy The default policy fo r assigning flows on the ports of a S martTRUNK is “link-utilizati on,” where flows are assigned to the least-used ports in the SmartTR UNK.
6-4 Riverstone Networks RS Switch Router User Guide Release 8.0 SmartTRUNK Example Configuration SmartTRUNK Co nfiguration Guide The follo wing is the co nfiguration for the Cisc o 7500 rout er: The f.
Riverstone Networks RS Switch Router User Guide Release 8.0 6-5 SmartTRUNK Configuration Guide Configuring the Link Aggregation Control Protocol (LAC P) 6.3 CONFIGURING THE LINK AGGREGATION CONTROL PROTOCOL (LACP) Y ou can configure Riverstone’ s SmartTRUNK to support the 802.
6-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring the Link Aggregation Cont rol Protocol (LACP) SmartTRUNK Configuration Guide Configure the aggregator ’ s (SmartTRUNK’ s ) LACP properties using the lacp set aggregator command.
Riverstone Networks RS Switch Router User Guide Release 8.0 6-7 SmartTRUNK Configuration Guide Configuring the Link Aggregation Control Protocol (LAC P) R1, R2, R3, an d R4 are connected by ag gregators (SmartTRUNKs) st.12 , st13 , st.14 , st.23 , st.
6-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring the Link Aggregation Cont rol Protocol (LACP) SmartTRUNK Configuration Guide Config uration fo r R2: Config uration fo r R3:.
Riverstone Networks RS Switch Router User Guide Release 8.0 6-9 SmartTRUNK Configuration Guide SmartTRUNK Load Redistribution 6.4 SMARTTRUNK LOAD REDISTRIBUTION SmartTRUNK Load Red istribution (SLR) monitors all p orts within a SmartTRUNK for utilization.
6-10 Riverstone Networks RS Switch Router User Guide Release 8.0 SmartTRUNK Load Redis tribution SmartTRUNK Co nfiguration Guide Status Interval = 1 second Redistribution Interv al = 5 Status Intervals then 1 * 5 = 5 seconds per Redistri bution Int erval.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 6-11 SmartTRUNK Configuration Guide SmartTRUNK Load Redistribution T o monitor SmartTRUNK SLR activity on st.
6-12 Riverstone Networks RS Switch Router User Guide Release 8.0 SmartTRUNK Load Redis tribution SmartTRUNK Co nfiguration Guide Redistri bution of I P Flows The smarttrunk set load-redistr ibution-params command i s used to sp ecify the redistribu tion of layer- 3 flows by sett ing th e ip-redistribute parameter .
Riverstone Networks RS Switch Router User Guide Release 8.0 7-1 7 CMTS CONFIGURATION GUIDE This chapt er describ es how to connect and con figure River s tone’ s Cable Modem T ermination Sy stem (CMTS). The CMTS interface is an RS 8000/8600 ser ies module that suppor ts one transmit (downstream) an d four receive (upstream) ports.
7-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Provisioning the Hea dend CMTS Co nfiguration Guide Figure 7- 1 CMTS Module Fr ont Panel By default the upst ream channels are disabled. Us e the command line interface to enab le the upstream channels befo re use.
Riverstone Networks RS Switch Router User Guide Release 8.0 7-3 CMTS Configuration G uide Provisioning the Headend 7.3. 1 Heade nd Cer tificat ion The cable headend p lant must pass both analog and digital certification. In the United States, analog certification is an annual measurement p rocedure mandated by the Federal Communications Commission.
7-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Provisioning the Hea dend CMTS Co nfiguration Guide Figure 7-2 CMTS Con nection Over view 2 1 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 .
Riverstone Networks RS Switch Router User Guide Release 8.0 7-5 CMTS Configuration Guide Connecting and Configuring the Dow nstream 7.3.4 DHCP Serve rs A Dynamic Host Conf iguration Protocol ( DHCP) server must be installed at the headend site to assi gn an IP addr ess to each cable modem in comp liance with DOCSIS specification.
7-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Connecting and Configuring t he Downstream CMTS Co nfiguration Guide 7.4. 1 Install ing and Co nfiguri ng the Upconve rter If you h ave not already done so, unp ack the IF-to-R F upconverter at your headen d site and in stall it near your RS 8000/ 8600 router .
Riverstone Networks RS Switch Router User Guide Release 8.0 7-7 CMTS Configuration Guide Connecting the Upstream to the Laser Receiver 7.4. 5 Comple ting th e Down stream Config uration T o comp lete .
7-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring the CMTS Module CMTS Co nfiguration Guide 7.6 CONFIGURING THE CMTS MODULE There are two ways to con figure the CMTS mod ule for op eration, in a r outed network and in a b ridged network.
Riverstone Networks RS Switch Router User Guide Release 8.0 7-9 CMTS Configuration G uide Confi guring the CMTS Module 7.6. 2 Confi gurin g the CM TS Modu le in a Rou ted Net work The example proced ure in this section shows conf iguring the CMTS to operate in a routed n etwork.
7-10 Riverstone Networks RS Switch Router User Guide Release 8.0 CMTS Configuration Ex amples CMTS Co nfiguration Guide 7.7 CMTS CONFIGURATION EXAMPLES The follo wing section contains real-world configur ations for br oadband network la youts. Each example describes h ow to use the RS’ CMTS capabilities to support multiple ISPs.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 7-11 CMTS Configuration G uide CMTS Configuration Ex amples 7.7.1 Example One: Mu ltiple ISPs Share a Si ngle DHCP Serv er In this example, the DHCP server can be run on either the AMERILINK or MOONLINK network.
7-12 Riverstone Networks RS Switch Router User Guide Release 8.0 CMTS Configuration Ex amples CMTS Co nfiguration Guide Following, is the config uration: ! Configur e the RS cmts set headend cm.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 7-13 CMTS Configuration G uide CMTS Configuration Ex amples Following, is the configuration for the DHCP server: # prevents unknown hosts from getting information from this dhcp server deny unknown-clients; # server requires a declaration for su bnet directly attached subnet 30.
7-14 Riverstone Networks RS Switch Router User Guide Release 8.0 CMTS Configuration Ex amples CMTS Co nfiguration Guide # MOONLINK ’ s network subnet 80.2.0.0 netmask 255.255.0.0 { # modem config file filename “ moonlink-mdem.cfg ” ; # time of day option time-servers 80.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 7-15 CMTS Configuration G uide CMTS Configuration Ex amples 7.7.2 Example T wo: Multiple ISPs with mu ltiple DHCP servers The advantages of this type of configu ration are that each ISP manages its own DH CP server , and ISP selection is transparent to the us er .
7-16 Riverstone Networks RS Switch Router User Guide Release 8.0 CMTS Configuration Ex amples CMTS Co nfiguration Guide Following, is the AMERILINK DHCP co nfiguration: # prevents unknown hosts from getting information from this dhcp server deny unknown-clients; # modem config file filename “ amerilink-modem.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 7-17 CMTS Configuration G uide CMTS Configuration Ex amples Following, is the MOONLINK DHCP co nfiguration: # prevents unknown hosts from getting information from this dhcp server deny unknown-clients; # modem config file filename “ moonlink-modem.
7-18 Riverstone Networks RS Switch Router User Guide Release 8.0 CMTS Configuration Ex amples CMTS Co nfiguration Guide 7.7.3 Example Thre e: Overlapping VL ANs with Multiple DHC P Servers and Client-VLAN Bindings The advantage o f the client-VLAN bindings config uration is that clients and mo dems can be on dif ferent VLANs.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 7-19 CMTS Configuration G uide CMTS Configuration Ex amples Here is an examp le of a TF TP configuration file Protocol bi tmasks are defi .
7-20 Riverstone Networks RS Switch Router User Guide Release 8.0 Anti-Spoofing CM TS Configuration Guide 7.8 ANTI-SPOOFING The following examples illustrate methods for anti-spoofing using the RS. The RS in these examples contain the following line cards: • Slot 1: 8 port 10/100 card • Slot 5: CMTS card 7.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 7-21 CMTS Configuration G uide Anti-Spoofing 7.8. 2 Anti-IP- spoofin g Anti IP-spoofin g prevents CPE's on the sa me network segment from cl oning other CPE addresses. In this exam ple, anti-spoofin g prevents CPE #1 from clonin g CPE #2’ s IP address.
7-22 Riverstone Networks RS Switch Router User Guide Release 8.0 Anti-Spoofing CM TS Configuration Guide Static and Dynamic Anti-IP Spoofing IP-spoofing can be implemented statically or dynamically . The f ollowing sections give examples of each type of anti-sp oofing.
Riverstone Networks RS Switch Router User Guide Release 8.0 8-1 8 A TM CONFIGURATION GUIDE This chapter prov ides an overview of the Asynchronous T ransfer Mode (A TM) features available f or the Riverst one RS Switch Router. A TM is a cell s witching technology us ed to establ ish multip le connections over a physical link.
8-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring ATM Ports ATM Co nfiguration Guide 8.1 CONFIGURING A TM POR TS Y ou can use two differ ent A T M line cards on the RS, the A TM multi-rate line card and the A TM-OC12 line card.
Riverstone Networks RS Switch Router User Guide Release 8.0 8-3 ATM Configuration Guide Configuring ATM Por ts 8.1.2 S etting Paramet e rs fo r the Multi- Rate Line Car d On the multi-rate line card y.
8-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring ATM Ports ATM Co nfiguration Guide The A TM OC-12 line card has a pres et bit allocation scheme for the VPI/VCI pair wh ich cannot be changed: 4 bit s set for VPI and 12 bits set for VCI.
Riverstone Networks RS Switch Router User Guide Release 8.0 8-5 ATM Configuration Guide Configuring Virtual Channels 8.2 CONFIGURING V I RTUAL CHANNELS A virtual channel is a point-to- point connection that exists within a physical connection.
8-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Shaping ATM Co nfiguration Guide T o display traffic statistics for a virtual channel, use the at m show stats command as s hown in the f ollowing example: Note that the last line of the example shows that the statistics were never cleared.
Riverstone Networks RS Switch Router User Guide Release 8.0 8-7 ATM Configuration Guide Traffic Shaping Constant Bit Rate (C BR) This service categ ory provi des a g uaranteed cons tant bandw idth specifi ed by th e Peak Cell Rate (PCR). This service requires only the PCR value.
8-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Management ATM Co nfiguration Guide 8.4 T RAF FIC MANAGEMENT The A TM line cards provide dif ferent methods for managin g traffic.
Riverstone Networks RS Switch Router User Guide Release 8.0 8-9 ATM Configuration Guide Traffic Management Relative Latency When you use the atm set vcl-qos co mmand to define a V C’ s QoS policy , you can set a value f or relative latency by specifying the relative-latency parameter .
8-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Management ATM Co nfiguration Guide This feature is adv antageous in the case where different priority traf fic needs to travel between two end devices .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-11 ATM Configuration Guide Traffic Management • All routing protocol con trol packets are assig ned control priori ty .
8-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Management ATM Co nfiguration Guide Following are the step s and commands us ed to configure RS1 in the examp le: Following are the step s and commands for configuring R S2 in the example: Cr eate a virtual ch annel.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-13 ATM Configuration Guide Traffic Management Configuring Virtual Chan nels Groups (OC-12) If the RS’ s in Figure 8- 1 were connect ed through A TM OC-12 li ne cards, you w ould use VC groups to manage the traffic.
8-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Management ATM Co nfiguration Guide Following are the step s and commands for configuring RS2: Use the atm show vcgroup command to display information about a virtual channel group: Cr eate the same virtual channels on RS2.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-15 ATM Configuration Guide Bridging ATM Traffic 8.5 BRIDGING A TM T RAF FIC The A TM modules supp ort both flow-based and address-based bridg ing.
8-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Bridging ATM Traffic ATM Co nfiguration Guide Figure 8- 2 Bri dging A TM traffic co nfiguration example RS et.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-17 ATM Configuration Guide Bridging ATM Traffic Following are the con figuration steps for the example: 8.
8-18 Riverstone Networks RS Switch Router User Guide Release 8.0 Routing ATM Traffic ATM Configuration Guide T o switch p ackets between two A TM ports, you would s pecify the atm set cross-connect command for b oth ports. For e xample, to configure a cr oss-connect between at.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-19 ATM Configuration Guide Routing ATM Traffic Figure 8- 3 Rou ting A TM traffic conf iguratio n example Suppose yo u are a networ k administ rator in charge o f managing a net work wit h two client groups: Subn et A and Subnet B.
8-20 Riverstone Networks RS Switch Router User Guide Release 8.0 Routing ATM Traffic ATM Configuration Guide Following is the con figuration f or RS1: Configur e an interface on each ethernet port. rs1(config)# interface create ip subne tA address-netmask 10.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-21 ATM Configuration Guide Routing ATM Traffic Following is the con figuration f or RS2: 8.6.1 Peer Ad dress Ma pping Y ou can map a peer address to a specific virtual channe l. This allows you to set the d estination address for a v irtual channel using the atm set peer-addr command.
8-22 Riverstone Networks RS Switch Router User Guide Release 8.0 Routing ATM Traffic ATM Configuration Guide Note Specify a peer add ress if the RS is handling VC-mux encapsulated traf fic.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-23 ATM Configuration Guide Configuring PPP (OC-12) Following is the configurati on for the RS: 8.7 CONFIGURING PPP (OC-12) Y ou can con figure a poi nt-to-point p rotocol (P PP) connecti on between a VC on the OC-12 line card on the RS and another device.
8-24 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring PPP (OC-12) ATM Co nfiguration Guide Figure 8-5 PPP configurati on example Following is the configurati on for the RS: Cr eate a virtual ch annel for the PPP connection. rs(config)# atm create vcl port at.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 8-25 ATM Configuration Guide Configuring PPP (OC-12) T o di splay PP P (Point-to- Point Protocol) s tatistics f or an A TM OC-12 line card, us e the atm show ppp command as shown in the f ollowing example: rs# atm show ppp port all -------------------------------------- -------- at.
8-26 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring PPP (OC-12) ATM Co nfiguration Guide.
Riverstone Networks RS Switch Router User Guide Release 8.0 9-1 9 PACKET-OVER-SONET CONFIGURATION GUIDE This chapter explains how to configure and monitor Packet-over-SONET (PoS) on the RS. See the sonet commands section of the Riverst one RS Swit ch Router Co mmand Li ne Interf ace Refer ence Manua l for a description o f each command.
9-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Packet-over-SONET Links Packet-over-SONET Configuration Guide Source filtering and ACLs can be applied to an IP interface for a PoS link. Unlike W AN ports, the applied filter or ACL presents no limitation.
Riverstone Networks RS Switch Router User Guide Release 8.0 9-3 Packet-over-SON ET Configuration Guide Configuring Automatic P rotection Switching 9.3 CONFIGURING AUTOMATI C PROTECTION SWITCHING Automati c protection s witching ( APS) provi des a mechanism to support r edundant tr ansmission circuit s between SONET devices.
9-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Automatic Protection Switching Packet-o ver-SONET Co nfiguration Guide 9.3. 1 Configu ring W orking and P r ote cting Ports APS on t he RS r equires co nfiguration of a workin g port and a co rresponding protecting p ort.
Riverstone Networks RS Switch Router User Guide Release 8.0 9-5 Packet-over-SO NET Configuration Guide Specifying Bit Error Rate Thresholds T o return the circuit to the workin g interface after the working in terface becomes available, enter the following commands i n Configu re mode: 9.
9-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring PoS Ports Packet-o ver-SONET Co nfiguration Guide 9.5 MON ITORIN G POS PORTS T o display PoS port configuration information, .
Riverstone Networks RS Switch Router User Guide Release 8.0 9-7 Packet-over-SONET Configuration G uide Example Configurations 9.6.1 APS Po S Lin ks Betw een RS’s The following example s hows APS PoS links between two RS’ s, router A and router B.
9-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Example Configurations Packet-o ver-SONET Co nfiguration Guide The following is the configuration for router B: 9.6.3 PoS Lin k Betw een the RS and a Jun iper Rout er The following ex ample shows a PoS link between an RS, router A, and a J uniper router , router B.
Riverstone Networks RS Switch Router User Guide Release 8.0 9-9 Packet-over-SONET Configuration G uide Example Configurations 9.6. 4 Bridgi ng and R outing T raf fic Over a P oS Link The following example s hows how to configu re a VLAN ‘v1’ that includ es the PoS ports on two conn ected RS’ s, router A and router B.
9-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Example Configurations Packet-o ver-SONET Co nfiguration Guide The packets forward ed across the L2 Eth ernet cloud must contain certain Ethernet MAC headers. Otherwise, the packets will be dropped at the edge of the cloud, in this case a L2 switch.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 10-1 10 DHCP CONFIGURATION GUIDE The Dy nami c Host Confi gurat ion Pr otoco l (DH CP) se rver on the R S prov ides dy namic addre ss ass ignm ent and configuration to DHCP capable end-user systems, such as W indows 95/98/NT and Apple Macintosh systems.
10-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring DHCP DHCP Co nfiguration Guide 10.1. 1 Co nfiguri ng an IP Address Pool T o define a pool of IP addres ses that the DHCP server can assi gn to a client, enter the following comm and in Configure mode: 10.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 10-3 DHCP Configuration Guide Updating the Lease Database 10.1.3 Co nfigur ing a Static IP Addre ss T o defin e a static IP address that the DHCP serv er can assign to a client with a specific MAC address, enter the following command in Configure mode: 10.
10-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring the DHCP Server DHCP Configuration Guide T o for ce the DHCP server to immediately up date its lease database, enter the following command in Enable mode: 10.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 10-5 DHCP Configuration Guide Configuring Secondary Subn ets 4. Define DHCP network par ameters for t he scope ‘scope1 ’. 5. Define an IP ad dress pool fo r addresses 10 .1.1.10 through 10.
10-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Secondary Subnets and Directly-Connected C lients DHCP Co nfiguration Guide 2. Define t he address poo l for ‘scope1’. 3. Define t he network p arameters for ‘ scope2’ with the default gateway 10.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 10-7 DHCP Configuration Guide Interacting with Relay Agents 3. Define t he network p arameters for ‘s cope1’ with the default gateway 10. 1.1.1. 4. Define t he address poo l for ‘scope1’.
10-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Interacting with R elay Agents DHCP Co nfiguration Guide 2. Define a static route to the 10.5.x.x. subnet using the gateway 10.1.7.10 which tells the DHCP s erver how to send pack ets to the client on the 1 0.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 11-1 1 1 IP ROUT ING CONFIGURATION GUID E The RS supports standards-bas ed TCP , UDP , and IP . This chapter describes ho w to configure IP inter faces and general n on-protocol -specific rout ing paramet ers.
11-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring IP Interfaces and Parameters IP Routing Configuration Guide Multicast routing p rotocols are used to determine which router s have directly attached hosts, as specified by IGMP , that have members hip to a multicast session.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 11-3 IP Routing Configuration Guide Configuring IP Interfaces and Parameters 1 1.2.2 Con figuring I P Interfaces f or a VLAN Y ou can configur e one IP interface per VLAN. Once an IP interface has been assigned to a VLAN, you can ad d a secondary IP add ress to the VLAN.
11-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Jumbo Frames IP Routing Co nfiguration Guide If you d on’t specify whi ch address to borrow , then the first ad dress of ‘i nt1’ is b orrowed. Note This feature cannot b e used with multicast routing.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 11-5 IP Routing Configuration Guide Configuring Address Reso lution Protocol (ARP) 1 1.4 CONFIGURING ADDRESS RESOLUTION PROTOCOL (ARP) The RS allows you to configure Address Re solution Protocol (ARP) table entries and parameters.
11-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Reverse Address Resolution Protocol (RAR P) IP Routing Configuration Guide T o change the in terval for s ending AR P requests for unresolved en tries to 45 seconds : T o chang e the number of un resolved entries that the R S attempts to resolve to 75: 1 1 .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 11-7 IP Routing Configuration Guide Configuring DNS Parameters 1 1 .5.2 De fining MA C-to-I P Addres s Mappin gs The rarpd add command allows you to map a MAC address to an IP address for u se with RARP .
11-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring IP Services ( ICMP) IP Routing Co nfiguration Guide T o conf igure three DNS server s and configure the RS ’ s DNS domain name to “mrb.co m”: 1 1.7 CONFIGURING IP SERVICES (ICMP) The RS provides ICMP message capabilities including p ing and traceroute.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 11-9 IP Routing Configuration Guide Configuring Direct Broadcast 1 1.9 CONFIGURING DIRECT BROADCAST Directed broadcas t packets are network or s ubnet broadcast p ackets which are sent to a r outer to be forwarded as broadcast packets.
11-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitor ing IP Param eters IP Routing Co nfiguration Guide The ip show commands dis play IP information, such as routing tab les, TCP/UDP connections, and IP interface configuration, on the RS.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 11-11 IP Routing Configuration Guide Configuring IP Forward ing 1 1.12 CONFIGURING IP FORWARDING When the RS receives a packet for rou tin.
11-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Forwarding Mode IP Routing Co nfiguration Guide 1 1.15 F ORWARDING MODE When the RS receives a packet for routing, it extracts flow information which is used to determine the packets exit port and QoS requirem ents.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 11-13 IP Routing Configuration Guide Forwarding Mode • defin e a pr ofile • apply th e profile to a s lot • enable the prof ile on a.
11-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Router Discovery IP Routing Co nfiguration Guide 1 1 .15.4 Using Cust om Forward ing with Ot her RS Fea tures Custom forwarding p rofiles are used to wildcar d certain fields in the IP header .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 11-15 IP Routing Configuration Guide Conf iguring Router Disco very On systems that sup port IP multicasting, router ad vertisements are sent to the ‘all-h osts’ multicast address 224 .
11-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Setting Memory Thresholds IP Routing Co nfiguration Guide T o display r outer disco very informati on: Legend: 1. Informat ion about the RDISC task . 2. Shows when the last router advertisement was s ent and when the next advertisement will be sent.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 11-17 IP Routing Configuration Guide Setting Memory Thresholds The defa ult memory th resholds are shown in T able 1 1-1 . Y ou can use the ip- router global set memory-threshold comman d to change the thre sholds.
11-18 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Examples IP Routing Co nfiguration Guide The ip-router show summary drop s command shows in formation about rout es that were deleted or no t added due to low memo ry , as well as the curr ent threshold settings .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 12-1 12 VRRP CONFIGURATION GUIDE This chapt er explains how to set up and monit or the V irt ual Route r Redundancy Pr otocol (VRRP) on the RS. VRRP i s defined i n RFC 2338. End host sy stems on a LAN are often configured to s end packets to a statically co nfigured default r outer .
12-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring VRRP VRRP Co nfiguration Guide 12.1.1 Basic VR RP Co nfigur atio n Figur e 12-1 shows a basic VRRP configuration with a single virtual router . Routers R1 and R2 are both config ured with one virtual router ( VRID=1 ).
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 12-3 VRRP Configuration Guide Configuring VRRP Configurati on for Router R2 The following is the configuration file for Router R2 in Figure 12-1 . The configur ation for Router R2 is nearly id entical to Router R1.
12-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring VRRP VRRP Co nfiguration Guide Figure 12 -2 Symm etrical V RRP confi guration In this configurat ion, half the h osts use 10.0.0.1/ 16 as their default rou te, and half use 10.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 12-5 VRRP Configuration Guide Configuring VRRP Configurati on of Router R2 The following is the configuration file for Router R2 in Figure 12-2 . On line 1, Router R2 is made o wner of IP addres s 10.
12-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring VRRP VRRP Co nfiguration Guide In this configur ation, Router R1 is the Master for virtual rou ter VRID=1 and the pri mary Backup for virtu al routers VRID=2 and VRID=3 .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 12-7 VRRP Configuration Guide Configuring VRRP The following table sho ws the priorities for each virtual router configur ed on Router R1. Configurati on of Router R2 The following is the configuration file for Router R2 in Figure 12-3 .
12-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring VRRP VRRP Co nfiguration Guide Note Since 100 is the default priority , line 9, which sets the priority to 100, is actually unnecessary . It is included for illustration purposes only .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 12-9 VRRP Configuration Guide Additional Configuration 12.2 ADDITIONAL CONFIGURATION This section covers settings y ou can modify in a VRRP configuration, including backup priority , advertisement interval, pre-emp t mode, and authentication key .
12-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring VRRP VRRP Co nfiguration Guide 12.2.4 Setting P re-empt Mode When a Master ro uter goes d own, the Backup with the h ighest priority takes over the IP addres ses associated with the Master .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 12-11 VRRP Configuration Guide Monitoring VRRP 12.3.1 ip-redundan cy trace The ip-redundancy trace co mmand is us ed for tro ubleshooti ng purpos es. This com mand causes m essages to be displayed when certain VR RP events occur o n the RS.
12-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring VRRP VRRP Co nfiguration Guide T o dis play information about all virtual rou ters on interface in t1: rs# ip-redundancy sh.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 12-13 VRRP Configuration Guide VRRP Configuration Notes T o display VR RP statistics for virtual rou ter 100 on interface int1 : T o display VRRP information, enter the fo llowing commands in Enable mode.
12-14 Riverstone Networks RS Switch Router User Guide Release 8.0 VRRP Configuration Notes VRRP Co nfiguration Guide Skew-time = ( (256 - Priority) / 256 ) Therefore, the higher the priority , th e faster a Backup rou ter will detect that the Master is down.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 13-1 13 RIP CONFIGURATION GUIDE This chapt er describe s how to configure t he Routing Inf ormation Prot ocol (RIP ) on the Rivers tone RS S witch Router . RIP is a distance- vector routing prot ocol for use in s mall network s.
13-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring RIP Parameters RIP Configuration G uide T o add RIP interfaces, enter the followin g commands in Configure mode. 13.2 CONFIGURING RIP PARAMETERS No further configuration is required, and the system default parameters will be used by RIP to exchange routing information.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 13-3 RIP Configuration Guide Configuring RIP Parameters Configuring RIP Route Prefer ence Y ou can set the pr eference of routes learned fr om RIP . T o conf igure RIP route preferen ce, enter the following command in Configure mo de.
13-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring RIP RIP Configuration Guide 13.2.1 Co nfiguring RIP Route Default-M etric Y ou can define the m et ric us ed when advertising routes via RIP that were learned fr om other proto cols.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 13-5 RIP Configuration Guide Configuration Example 13.4 CONFIGURATION EXAMPLE Show det ailed informati on of reques t packets sent by the router . rip trace send request Show RIP timer information.
13-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Example RIP Configuration G uide.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 14-1 14 OSPF CONFIGURATION GUIDE Open Shor test Pat h First Rou ting (OSP F) is a sh ortest pat h first or l ink-state protocol. Th e RS suppor t s OS PF V ersion 2.0, as defined in RFC 2328.
14-2 Riverstone Networks RS Switch Router User Guide Release 8.0 OSPF Multipath OS PF Configuration Guide • Route Re distributi on: Routes l earned via RIP , BGP , or any other s ources can b e redistribu ted into OSPF . OSPF routes can be re distribut ed into RIP or BGP .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 14-3 OSPF Configuration Guide Enabling OSPF 14.4 ENABLING OSPF OSPF is disabled by de fault on the RS. T o enabl e or disable O SPF , enter one of the fo llowing comman d s in C onfigure mode.
14-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring OSPF Areas OSPF Configuration Guide 14.5.1 Co nfiguri ng Summary Ra nges T o redu ce the amount of r outing information propagated between areas, you can conf igure summary-ran ges on Area Border Routers (ABRs).
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 14-5 OSPF Configuration Guide Configuring OSPF Areas Additionally , there may be interfaces that are directly attached to the router and th erefore should be a dvertised as reachable from the router .
14-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring OSPF Interfaces OSPF Co nfiguration Guide 14.6 CONFIGURING OSPF INTERFACES T o configure an in terface for OSPF , f irst configure an IP interface using the interface create command, then add the interface to an OSPF a rea.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 14-7 OSPF Configur ation Guide Configuring OSPF Interface P arameters 14.6.2 Configuring I nterfaces for Point-to-Mu ltipoint Networ ks As.
14-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Creating Virtual Links OSPF Configuration Guide 14.7.1 Setting t he Interface State OSPF interfaces that are added to an area are enabled by default. Y ou can disable them by using the stat e disable option with the ospf set interface command.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 14-9 OSPF Configuration Guide Configuring OSPF Paramet ers T o conf igure virtual link s, enter th e following com mands in the C onfigure mode. Note For information on the virtual link parameters, refer to the next section, Section 14.
14-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring OSPF Parameters OSPF Co nfiguration Guide 14.9. 1 Co nfiguri ng OSP F Global P aramet ers The follo wing sections des cribe parameter s that can be set only at the gl obal level.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 14-11 OSPF Configuration Guide Configuring OSPF Paramet ers Configuring Support for Opaque LSAs The RS supports opaque LSAs as defined in RFC 2370. This ability is turned off by default because it can enlarge the link state database unn ecessarily .
14-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring OSPF OSPF Co nfiguration Guide 14.10 MONI TORING OSPF The Riv erstone RS Sw itch Router provides two dif ferent command se .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 14-13 OSPF Configuration Guide Monitor ing OSPF Following is an example of the ospf show statistics interface command. It displays the numb er of each type of LSA that was processed. Following is an example of the ospf show virtual-links command: rs# ospf show statistics interface 190.
14-14 Riverstone Networks RS Switch Router User Guide Release 8.0 OSPF Configuration Examples OSPF Co nfiguration Guide Note For additional informatio n on the sample output and the other ospf monitor and ospf show commands, refer to the Riverston e RS Switch Router Command Lin e Interfac e Referen ce Manual .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 14-15 OSPF Configuration Guide OSPF Configuration Ex amples 14.1 1.1 Exporting A ll Interface & Static Route s to OSPF Router R1 has several static routes. W e will export these s tatic routes as type-2 OSPF routes.
14-16 Riverstone Networks RS Switch Router User Guide Release 8.0 OSPF Configuration Examples OSPF Co nfiguration Guide 3. Create an OSP F export dest ination for type-2 rout es. 4. Create an OSP F export dest ination for type-2 rout es with a tag o f 100.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 14-17 OSPF Configuration Guide OSPF Configuration Ex amples 12. Create the Export-Policy for r edistributing all interface, RIP , static, OSPF and OSPF-ASE routes into RIP .
14-18 Riverstone Networks RS Switch Router User Guide Release 8.0 OSPF Configuration Examples OSPF Co nfiguration Guide Figure 14 -1 Ex porting to OSPF .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 15-1 15 IS-IS CONFIGURATION GUIDE This chapter prov ides an overview of the Intermediate System-Intermediate Syst em (IS-IS) routing p rotocol features available f or the Riverstone RS Switch Router.
15-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Enabling IS-IS on the RS IS-IS Configuration Guide T o enab le IS-IS on an inte rface, enter the following comm and in Configure mo de: 15.3 ENABLING IS-IS ON THE RS IS-IS is disabled on the RS by d efault.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 15-3 IS-IS Configuration Guide Setting IS-IS Global Param eters T o set the time interval between PSNP transmissi ons, enter the following command in Configure mode: 15.
15-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Setting IS-IS Global P arameters IS-IS Co nfiguration Guide 15.4.6 Setting IS-IS A u then tication The RS supports four levels of authentication for IS-IS: authenticatio n between neighbors, within an area, within a domain, and authentication of SNPs.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 15-5 IS-IS Configuration Guide Sett ing IS -IS In terf ace P aram eters SNP Authentication This type of authen tication controls the p rocessing of SNPs (both CS NPs and PSNPs).
15-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Setting IS-IS Interface Parameters IS-IS Co nfiguration Guide 15.5.2 Setting I nterface Parameter s for a De signated In termediate System (DI S) On a broadcas t network, routers elect a DIS, wh ich advertises all links to the attached routers.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 15-7 IS-IS Configuration Guide Displaying IS-IS Information In the example abov e, interfaces gig1 through gig3 will not forward an LSPs if the LSP is received by any interface in mesh group 10.
15-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide Figure 15 -1 Netw ork overvi ew Area 49.da03 R8 R9 L1 40/16 R2 R1 R3 R4 105/8 L2 L1 L1 L1 L2 21/16 21/16 20/16 100/8 Area 49.da01 R5 C10 R11 R6 R7 Area 49.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 15-9 IS-IS Configuration Guide Displaying IS-IS Information Figure 15 -2 Area 1 detaile d view R2 R1 R3 R4 L1 L1 L1 21/16 21/16 20/16 Area 49.da01 20.1.1.2/16 20.1.1.1/16 100.1.1.1/8 21.1.1.
15-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide Figure 15 -3 Area 2 detaile d view 105/8 L2 R5 R6 R7 Area 49.da02 L2 L2 115/8 110/8 L1 30/16 L1 31/16 L2 100/8 IS-IS Area 2 100.1.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 15-11 IS-IS Configuration Guide Displaying IS-IS Information Figure 15 -4 Area 3 detaile d view Area 49.da03 R8 R9 L1 40/16 105/8 L2 105.1.1.1/8 et.1.3 et.1.2 40.1.1.2/16 et.1.2 40.1.1.1/16 41.
15-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide Figure 15 -5 Area 4 detaile d view The following s ections show the configur ation for each router within t his network. Note that explanation s (in italics ) precede each command or s et of commands .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 15-13 IS-IS Configuration Guide Displaying IS-IS Information R1 Configuration The following is the co nfiguration for R1 in Area 1. R1 has a Level 1 I S -IS interface and a Level 2 IS-IS interface.
15-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide R2 Configuration The following is the configuration for router R2 in Area 1: R2(config)# sh Running system configuration: To configure the IP VLAN, 21net: 1 : vlan create 21net ip 2 : vlan add ports et.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 15-15 IS-IS Configuration Guide Displaying IS-IS Information R3 Configuration The following is the configuration for router R3 in Area 1: .
15-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide R4 Configuration The following is the configuration for R4 in Area 1: R4(config.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 15-17 IS-IS Configuration Guide Displaying IS-IS Information R5 Configuration The following is the configuration for R5 in Area 2: R5(config)# sh Running system configuration: ! ! Last modified from Console on 2000-07-06 09:31:01 ! To set WAN encapsulation for port hs.
15-18 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide R6 Configuration The following is the configuration for R6 in Area 2: R6(config.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 15-19 IS-IS Configuration Guide Displaying IS-IS Information R7 Configuration The following is the configuration for R7 in Area 2: R8 Conf.
15-20 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide R9 Configuration The following is the configuration for R9 in Area 3: R9(config.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 15-21 IS-IS Configuration Guide Displaying IS-IS Information C10 Configurat ion The following is the co nfiguration for the C10 Cisco rou ter in Area 4: Router#sh ru Building configuration.
15-22 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide C10 Configurat ion (continued) interface Ethernet1/1 ip address 110.1.1.2 255.0.0.0 ip router isis 49.0004 isis circuit-type level-2-only isis priority 10 level-1 ! interface Ethernet1/2 ip address 111.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 15-23 IS-IS Configuration Guide Displaying IS-IS Information R1 1 Configuration The following is the configuration for R1 1 in Area 4: R11(config)# sh Running system configuration: ! ! Last modified from Console on 2000-06-28 10:19:40 ! To configure the WAN port se.
15-24 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying IS-IS Information IS-IS Configuration Guide.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 16-1 16 BGP CONFIGURATION GUIDE The Border Gateway Protocol (BGP) is an exterior gateway protoco l that allows IP routers to exchange network reachability information. BGP became an i nternet standard in 1989 (RFC 1105) and the current version, BGP-4, was pu blished in 1994 (R FC 1771) .
16-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Basi c BGP Tasks BGP Co nfiguration Guide 16.2 BASIC BGP T ASKS This section describes the basic tasks necessary to configure BGP on the RS. Due to the abstract nature of BGP , many BGP designs can b e extremely complex.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 16-3 BGP Configuration G uide Basic BGP Tasks If you do not explicitly specify the router ID, then an ID is chosen implicitly by the RS. A secondary address on the loopback interf ace (the primary ad dress being 12 7.
16-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Basi c BGP Tasks BGP Co nfiguration Guide 16.2. 4 Adding a BGP P eer T o add B GP peers to BGP peer groups, en ter the following comman d in Configure mode.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 16-5 BGP Configuration G uide Basic BGP Tasks For example : “.” Matches any si ngle AS number as the AS path. “700.*” Matches all AS paths coming from an AS that st arts with 700. “.
16-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Basi c BGP Tasks BGP Co nfiguration Guide T o export all act ive routes from 284 o r 813 or 8 14 or 815 o r 816 or 3 369 or 356 1 to auton omous sy stem 64800.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 16-7 BGP Configuration G uide Basic BGP Tasks 3. Exit Configure m ode. 4. Re-e nter C onfi gure mode . 5. Add the peer-h ost back to the p eer-group. If the as-count op tion is part of th e startup configuration, the above steps are unnecessary .
16-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Basi c BGP Tasks BGP Co nfiguration Guide • T o prev ent looping of routin g announcements within the con federation, the AS-path att.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 16-9 BGP Configuration G uide Basic BGP Tasks 16.2.10 Using R oute Maps A route map defines conditions and actions t o be taken for: • i.
16-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Basi c BGP Tasks BGP Co nfiguration Guide route-map-in (import) o r route-map-out (export ) option of the bgp set peer-group or bgp set peer-host commands.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-11 BGP Configuration G uide Basic BGP Tasks Defining Action s in Route Map Conditions When a route matches a cond ition configured with the permit keyword, the s pecified action is taken.
16-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Basi c BGP Tasks BGP Co nfiguration Guide 2. Enable the route- map on incoming traf fic from router R1. For ex ample, the following command applies t he route-map ’1’ to ro utes import ed from th e peer group ’ r1’: 3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-13 BGP Configuration G uide BGP Co nfiguration Examples The example ou tput shown above dis plays the number o f packets and bytes sent at the interface 'int1'. The user has sent 1 1 1 packets of size 130 bytes that fell into bucket 1 (traf fic i ndex 1 ).
16-14 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide • BGP accountin g 16.3. 1 BGP Peer ing Ses sion E xample The router pro cess used for a specific BGP peering s ession is known as a BGP speaker .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-15 BGP Configuration G uide BGP Co nfiguration Examples Figure 16 -2 Sa mple BGP p eering ses sion The CLI con figuration for router R 1 is as follows: interface create ip et.1.1 address-netmask 10.
16-16 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide The gated.conf file for router R1 is as follows: The CLI con figuration for router R 2 is as follows: The gated.conf file for router R2 is as follows: 16.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-17 BGP Configuration G uide BGP Co nfiguration Examples Multihomed transit ASs can use IBGP between EBGP-speaking routers in the AS to synchronize their routing tables.
16-18 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide In this exampl e, OSPF is configured as the IGP in the autonomous system.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-19 BGP Configuration G uide BGP Co nfiguration Examples The following lines on the Cisco rout er set up IBGP peering with r outer R6.
16-20 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide The CLI con figuration for router R 1 is as follows: The gated.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-21 BGP Configuration G uide BGP Co nfiguration Examples The gated.conf file for router R2 is as follows: The CLI con figuration for router R 3 is as follows: The gated.conf file for router R3 is as follows: The CLI con figuration for router R 4 is as follows: static { 18.
16-22 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide The gated.conf file for router R4 is as follows: 16.3.4 Community At tribute Exam ple The following configuration illustrates the BGP com munity attribute.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-23 BGP Configuration G uide BGP Co nfiguration Examples Figure 16 -5 Sa mple BGP c onfigur ation (spec ific comm unity) AS-64902 R1 1 172.26.1. 2/16 172.25.1. 2/16 192.168. 20.2/16 172.25.
16-24 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide Figure 16 -6 Sa mple BGP c onfigurati on (well -known comm unity) The Communi ty attribute can be used in t hree ways: 1.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-25 BGP Configuration G uide BGP Co nfiguration Examples In Figur e 16-5 , router R1 1 has the follow ing config uration: # # Create an .
16-26 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide In Figure 16-5 , r outer R1 3 has the foll owing confi guration: 3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-27 BGP Configuration G uide BGP Co nfiguration Examples In Figure 16-5 , r outer R1 0 has the foll owing confi guration: In Figure 16-5.
16-28 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide Any communities specified with the optional-attributes-list o ption are sent in add ition to any received with the route or as sociated with a BGP export destination .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-29 BGP Configuration G uide BGP Co nfiguration Examples 16.3. 5 Local Pref erence Exam ples There are two metho ds of specifying the local p reference with the bgp set peer-g roup command: • Setting the local-pref option.
16-30 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide Figure 16 -7 Sa mple BGP c onfig uration (loc al preferen ce) The following s ections explain how to con figure the local preference u sing the local-pref and the set-pref opti ons.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-31 BGP Configuration G uide BGP Co nfiguration Examples Using the local-pr ef Option For rou ter R12’ s CLI configuration fil e, local-pref is set to 194: For router R13, local-pref i s set to 20 4.
16-32 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide Note the following when using the set-pref option: • All routers in the same network that are running ROSRD and participating in IBGP should use the set-pref optio n, and the set-pref metric should be set to the same value.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-33 BGP Configuration G uide BGP Co nfiguration Examples Router s R4 and R6 i nform rou ter C1 about network 1 72.16.200. 0/24 throu gh External BGP (EBGP) . Router R6 announced th e route with a MED of 10, whereas rou ter R4 announces the route with a MED of 20.
16-34 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide Router R8 has the fo llowing CLI co nfiguration : Router R9 has the fo llowing CLI co nfiguration : 16.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-35 BGP Configuration G uide BGP Co nfiguration Examples Figur e 16-10 shows a s ample configuration that us es route reflection. Figure 16 -10Samp le BGP co nfiguration (route reflec tion) In this example, there are two clusters.
16-36 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide Router R11 has rout er R12 and rou ter R13 as client peers and router R 10 as non-cli ent peer .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-37 BGP Configuration G uide BGP Co nfiguration Examples Notes on Using Route Reflection • T wo types of rou te reflection are s uppor.
16-38 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide In Fi gure 16-1 1 , R9 and R1 0 are included in AS 64706 , which is a sub-AS of the con federation with the AS number 64705.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-39 BGP Configuration G uide BGP Co nfiguration Examples In F igure 16 -1 1 , R1 1 and R12 are included in AS 64707, which is a sub-AS of the confederation with the AS number 64705. R 1 1 has the f o llowi ng CLI conf iguration.
16-40 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide R13 has the following C LI config uration: R8 has the following CLI configuration: .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-41 BGP Configuration G uide BGP Co nfiguration Examples On R1 1, the same route is p repended with the sub-AS ( 64706) t o which R10 bel ongs: Note that R1 1, while in a differe nt sub-AS, is in the same con federation as R10.
16-42 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide 16.3.10 Route Map Examp le Figur e 16-12 shows a s imple BGP configuration in which routes received o n R2 for the networks 1 5.4.0.0/16 and 15.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-43 BGP Configuration G uide BGP Co nfiguration Examples Router R8 has the fo llowing CLI co nfiguration : On R 8, the bgp show routes command fo r the network interface 1 5.
16-44 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide T o enable B GP accounting on an interface, enter CLI commands like the following: T o see the BGP accounting information: Note For BGP accounting to take ef fect, the RS must be selecting BGP for the rou te.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-45 BGP Configuration G uide BGP Co nfiguration Examples IBGP Accounti ng Example In the example b elow , routers R1 an d R2 are running IB GP/RIP , so they exchange routes au tomatically .
16-46 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide R1 has the following configuration : R2 has the following configuration : interface create ip toR2 address-netmask 12 .1.1.1/16 port et.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-47 BGP Configuration G uide BGP Co nfiguration Examples Use the bgp-actg option with the ip show interfaces command to display BGP accounting information for the interface.
16-48 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide Router R2 has the fo llowing CLI co nfiguration : Router R8 has the fo llowing CLI .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 16-49 BGP Configuration G uide BGP Co nfiguration Examples T o view the B GP accounting inform ation collected on R8: r8# ip show interfac.
16-50 Riverstone Networks RS Switch Router User Guide Release 8.0 BGP Configuration Examples BGP Configuration Guide.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 17-1 17 MPLS CONFIGURATION Multiprotocol Label Switching (MPLS) is a technology that enables routers to f orward traf fic based on a simp le label embedded into the packet header .
17-2 Riverstone Networks RS Switch Router User Guide Release 8.0 MPLS Architecture O verview MPLS Configuration 17.1 MPLS ARCHITECTURE OVERVIEW A forwar ding equiva lence class (FEC) is a group of IP p ackets that are forwarded o ver the same path with the s ame forwarding treatment.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 17-3 MPLS Configuration MPLS Architecture Overview Figure 17 -2 En coding o f an MP LS label A series of two or more MPLS label s, or a label stack , can be encode d after the data link and before the networ k layer header .
17-4 Riverstone Networks RS Switch Router User Guide Release 8.0 MPLS Architecture O verview MPLS Configuration - swap the label at the top of the label stack with a new label, then add ( push ) a new.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 17-5 MPLS Configuration MPLS Architecture Overview 17.1.2 La bel Bindin g As mention ed previousl y , in a no n-MPLS network the ass ignment or binding of a packet to an FEC is based solely on the destination IP ad dress in the packet h eader .
17-6 Riverstone Networks RS Switch Router User Guide Release 8.0 MPLS Architecture O verview MPLS Configuration Label Distr ibution Protocol s An LSP is defined b y the set of labels from the ingress LSR to the egr ess LSR. When an LSR assigns a label to an FEC, i t must let other LSRs i n the path k now about th e label and it s meaning.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 17-7 MPLS Configuration MPLS Architecture Overview Label Adverti sing Mode An LSR can advertise label bindi ngs to it s peers in one o f t.
17-8 Riverstone Networks RS Switch Router User Guide Release 8.0 MPLS Architecture O verview MPLS Configuration Figure 17 -6 LS P tunneli ng R1 assigns the label “5” to p ackets for the LSP to R4. At R2, th e label value is swapped from “ 5” to “7.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 17-9 MPLS Configuration MPLS Architecture Overview Incoming La bel Map (ILM) The ILM contains mappings of labels to output channels and ports. Each entry in the ILM provides an index into the OTT .
17-10 Riverstone Networks RS Switch Router User Guide Release 8.0 MPLS Architecture O verview MPLS Configuration • the END_OF_TUNNEL label is th e only label on the label stack • the ILM entry ind.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-11 MPLS Configuration Enabling and Starting MPLS on the RS 17.2 ENABLING AND STARTING MPLS ON THE RS Y ou must enable an d start MPLS on all routers and all router interfaces that may become part o f an LSP .
17-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Enabling and Starting M PLS on the RS MPLS Configuration In the above example, RSVP is enabled on the interface ‘int1’. No RSVP processing occurs on the router until RSVP is started with the rsvp start command and no LSP creation occurs un til MPLS is enabled and started .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-13 MPLS Configuration RSVP Configuration 17.3 RSVP CONFIGURATION Network host s use the Resou rce Reservation Proto col (RSVP) to requ est certain qualities o f service from the n etwork for application data flows.
17-14 Riverstone Networks RS Switch Router User Guide Release 8.0 RSVP Configuration MPLS Configuration 17.3. 1 Es tabl ishing R SVP S ession s RSVP includes the following ty pes of messages: • Path.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-15 MPLS Configuration RSVP Configuration The follo wing sections des cribe the RSV P parameters in more detail . 17.3.2 RSVP Refresh Intervals As mention ed previo usly , RSVP s oft state man agement depen ds upon pe riodic refr eshes of the Path and Resv messages.
17-16 Riverstone Networks RS Switch Router User Guide Release 8.0 RSVP Configuration MPLS Configuration The path-r efr es h-interval and r esv-r ef r esh-interval are the periods of time between the gene ration of successive refresh messages by an RSVP neighbor .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-17 MPLS Configuration RSVP Configuration If an RSVP neighbor on th e interface does not support hello p ackets, soft state timeou ts are used to detect loss of state information. By default, RSVP hello packets are s ent at 3-s econd intervals.
17-18 Riverstone Networks RS Switch Router User Guide Release 8.0 RSVP Configuration MPLS Configuration 17.3.5 Blockade A ging Interval A “killer reservation ” situation occurs when an R SVP reservation request ef fectively denies service to any other request.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-19 MPLS Configuration RSVP Configuration If message agg regation is enabled on an interface, traf fic headed to a specific d estination is aggregated at 5 -second intervals. Y ou can change this interval wi th the rsvp set glob al bundle-interval command.
17-20 Riverstone Networks RS Switch Router User Guide Release 8.0 RSVP Configuration MPLS Configuration intervals. On the RS, the default interval for sending message acknowledgemen ts is 1 second. Y ou can change this interval with the rsvp set global msgack-interval command.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-21 MPLS Configuration LDP Configuration 17.4 LDP CONFIGURATION LDP is a set of proced ures and messages that allow LSRs to establish an LSP throug h a network by mapp ing network- layer routi ng information t o data- l ink l ayer switched paths.
17-22 Riverstone Networks RS Switch Router User Guide Release 8.0 LDP Configuration MPLS Configuration 17.4.2 Monitoring LDP Sessions In addi tion to dis covering LD P peers, sending hell o packets als o allows LDP n odes to detect link or peer no de failures.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-23 MPLS Configuration LDP Configuration 17.4.3 Remote Pee rs Note that only directly-connected peers are automatically discovered when LDP is started on the R S.
17-24 Riverstone Networks RS Switch Router User Guide Release 8.0 LDP Configuration MPLS Configuration 17.4.5 MD5 Passwo rd Protecti on Since LDP uses TCP as its transpor t, you can use the IETF standard MD5 signature option to p rotect LDP session connections.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-25 MPLS Configuration LDP Configuration The following shows LDP filter commands configured on the router rs1. The first command specifies that bi ndings for 6.6.6.6/ 32 from the nei ghbor router 6.
17-26 Riverstone Networks RS Switch Router User Guide Release 8.0 LDP Configuration MPLS Configuration Y ou can also define an LDP prefix filter with the ldp add prefix-filter command. Once defined, the prefix filter can be used in m ultiple LDP filter commands.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-27 MPLS Configuration Configuring L3 Label Switched Paths 17.5 CONFIGURING L3 LABEL SWITCHED PATHS The RS s upports two b asic types of LSPs : • Stati c LSPs require that you configure all routers and as sign all labels in the path.
17-28 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration For example, the following com mand on a transit LSR looks at packets arriving on the interface MPLS-R2IN.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-29 MPLS Configuration Configuring L3 Label Switched Paths T imesaver C lick on the router name (in blue) to see the corres ponding configuration. Figure 17-8 L3 static l abel swit ched p ath Router R1 has the C LI configurati on shown b elow .
17-30 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration At router R2, packets arriving on inter face MPLS-R2IN that are labeled ‘50’ are assigned the label ‘100’ and forwarde d to the next-hop router (R3) at 20.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-31 MPLS Configuration Configuring L3 Label Switched Paths Y ou can use the mpls show policy command to display information on MPLS policies. All configured policies are shown; policies that are applied to LSPs are shown to be “INUSE.
17-32 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration information to each router in the LSP . In non-MPLS networks, explicit routin g of packets requires the packet to carry the id entity of the explici t route.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-33 MPLS Configuration Configuring L3 Label Switched Paths Configuring the LSP Y ou can then sp ecify the explicit path as the pr imary or secondary path f or the LSP by specifying the parameter primary or secondary with the mpls set label-switched-path commands.
17-34 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration Refer to the mpls c reate label-switched-path and mpls s et label-switched-path commands in the Riverstone RS Sw itch Router Command Line Interface Refer ence Manual for more inf ormation on the above parameters.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-35 MPLS Configuration Configuring L3 Label Switched Paths See "Dyn amic L3 LSP Co nfigur ation Examp le" for details on how to con figure a dynamic LS P on the RS. Adaptive LSP An LSP can be rerouted if the explicit path is reconfigured or un able to connect.
17-36 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration If you are using IGP shortcuts, the LSP metric value can be added to other IGP metrics to det ermine the total cost of the path. IGP path and LSP metric values can be compared to determine the preferred path.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-37 MPLS Configuration Configuring L3 Label Switched Paths Standby The second ary path is an alternate path to a destination and is o nly used if the primary path can no longer reach th e destination.
17-38 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration operates in standby mode. B oth paths are conf igured to be adaptive; that is, during rout e recalculation, the LSP waits until the new optimized route is set up before tearing down the pr evious LSP .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-39 MPLS Configuration Configuring L3 Label Switched Paths The following is the configuration for router R5: ! Cr eate interfaces interface create ip 30net address-netmask 3 0.1.1.1/16 port et.
17-40 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration The following is the configuration for router R6: The following is the configuration for router R7: ! Cr eate interfaces interface create ip 30net address-netmask 3 0.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-41 MPLS Configuration Configuring L3 Label Switched Paths Dynamic and Static L3 LSP Configurat ion Example In F igure 17 -10 , R1 is the ingress LS R for both a dy namic LSP and a stati c LSP .
17-42 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration R1 has the following configuration : ! Configur e interfaces interface create ip R1R4 address-netmask 20 0.135.89.73/26 port gi.2.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-43 MPLS Configuration Configuring L3 Label Switched Paths R2 has the following configuration : R3 has the following configuration : ! Configur e interfaces interface create ip R2R1 address-netmask 20 0.
17-44 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration R4 has the following configuration : R5 has the following configuration : ! Configur e interfaces interface create ip R4R1 address-netmask 20 0.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-45 MPLS Configuration Configuring L3 Label Switched Paths The following is an example of the ou tput of the mpls show label-switched-paths d1 command issued at R1. Note that the state of L SP ‘d1’ is “Up” and the label valu e 17 is assigned to outgoin g packets on this LSP .
17-46 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration If the link between R1 and R4 becomes unavailable, the configured primary path for the dynamic LSP cannot be used. The configur ed secondary path is then used for the LSP .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-47 MPLS Configuration Configuring L3 Label Switched Paths attributes: <> Path-Signalling-Parameters: attributes: <STANDBY ADAPTIVE NO-CSPF> inherited-attributes: retry-limit: 5000 retry-int: 3 sec.
17-48 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration BGP T raffi c over an LSP Configuration Ex am ple In trad itional BGP n etworks, BGP must b e run on ev ery rout er in order t o provide packet for warding.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-49 MPLS Configuration Configuring L3 Label Switched Paths Note By default, routes are automatically advertised between EBGP peer s. However , routes are not autom atically advertised between IB GP multihop peers.
17-50 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration R3 is the both the ingress LSR for the LSP to R6 and the egress LSR for the LSP from R6. The following is the configu ration for R3: ! Configur e interfaces interface create ip rt3-rt7.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-51 MPLS Configuration Configuring L3 Label Switched Paths R1 is the transit LSR for the LSPs from R3 to R6 and from R6 to R3. The following is the configuratio n for R1: ! Configur e interfaces interface create ip rt1-rt3.
17-52 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration R6 is the both the ingress LSR for the LSP to R3 and the egress LSR for the LSP from R3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-53 MPLS Configuration Configuring L3 Label Switched Paths MPLS with CMTS for Multiple I SPs Configurati on Example Utilizing MPLS technology , Multiple Service Operators (MSOs ) can dedicate LSPs to each supported ISP , allowin g subscribers to be separated onto appropriate pipelines.
17-54 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration Note The configur ation examples shown in this section are for Riverstone’ s DOCSIS 1.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-55 MPLS Configuration Configuring L3 Label Switched Paths The following is the configuration for R2: mpls set label-switched-path dynamic1MSO policy MSO150 ! Cr eate LSP for AT &T ISP mpls create label-switched-path dynamic3ATT to 3.
17-56 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration The following is the configuration for R3: rsvp add interface R2toR3 rsvp start ! Config ur e VLAN vlan create MSOPROVISIONING port-based id 100 vlan add ports et.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-57 MPLS Configuration Configuring L3 Label Switched Paths DHCP Configurati on Note A shared network DHCP configu ration will be necessary to accommo date the example shown in F igure 17 -12 , because multiple subnets exist on a single interface.
17-58 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L3 Label Switched Paths MPLS Configuration Configuring Shared Net works with Cisco Network Regist rar Network Registrar suppo rts multip le logical subn ets on the same physical network segmen t.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-59 MPLS Configuration Configuring L3 Label Switched Paths 2. Open the prop erties for the scope. 3. Click the Advanced tab. 4. Select the Make this scope a secon dary check box. 5. In the Primary s cope field, select the scope that you want to designate as the primary .
17-60 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration 17.6 CONFIGURING L2 T UNNELS Riverstone’ s layer-2 (L2) MPLS im plementation supports the encapsulation and transp ort of L2 Protocol Data Units (PDUs) across an MPLS network, as described in the Martini I n ternet-Draft.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-61 MPLS Configuration Configuring L2 Tunnels This section desc ribes how to configur e the ingress, trans it, and egress LSRs for a st atic L2 LSP , as shown in Figur e 17-13 .
17-62 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration T ransit LSR Confi guration In a static L2 LSP , transit LSRs can change ( swap ) the label value at the top o f the label stack. Use the mpls set portlist command to configure the s tatic L2 LSP on the RS.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-63 MPLS Configuration Configuring L2 Tunnels T imesaver C lick on the router name (in blue) to see the corres ponding configuration Fig.
17-64 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration Router R3 has the fo llowing confi guration: ! Cr eate L2 static path TO-R1 mpls create l2-policy P2 src-mac any dst-mac 000000:01e000 vlan 1 in-port-list gi.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-65 MPLS Configuration Configuring L2 Tunnels 17.6.2 Configur ing Dynamic L2 Label s In Fi gure 17-15 , layer-2 frames are received at the ingress LSR R1, then transmitted to the egress LSR R 2 across an MPLS networ k through a tunnel LS P .
17-66 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration Note The MTU size for MPLS ports must be at least 22 bytes more than the MTU size of inco ming non-MPL S traffic; a dditional bytes are re quired for mu ltiple lab els.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-67 MPLS Configuration Configuring L2 Tunnels - If you a re using the VLAN ID as the FEC, s pecify the vlan option with the ldp add l2- fec command. - If you ar e using the inco ming port as the FEC , specify the cus tomer-id option with the ldp add l2-fec command.
17-68 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration L2 T unneling Based on VLAN ID Configuration Examples The FEC-to-label binding for a virtual circuit can be b ased on the VLAN ID assigned to a customer by a service provi der .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-69 MPLS Configuration Configuring L2 Tunnels The following is the configuration for R2: ! Config ur e the LDP peers and l abel bind ings ldp add interface lo0 ldp add remote-peer 111.1.1.
17-70 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration The following is the configuration for R3: ! If tunnel LSP uses RSVP: mpls add interface to_.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-71 MPLS Configuration Configuring L2 Tunnels ! Cr eate the LDP-signaling VLAN and in terface vlan create ldp_in1 port-based id 120 vlan add ports gi.3.2 to ldp_in1 interface create ip to_r2 address-netmask 220.
17-72 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration Figur e 17-17 shows two VLANs, with sites that are co nnected to routers R1, R 3, and R5. The VLANs are map ped to VC labels that are distribu ted via LDP .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-73 MPLS Configuration Configuring L2 Tunnels Note If you co nfigure more than on e tunnel LSP to the same d estination, you can specify the preferred LSP to be used with the transport-ls p optio n of the ldp set l2-fec command.
17-74 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration R2 is a transit LSR with interfaces to R 1 and R3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-75 MPLS Configuration Configuring L2 Tunnels T wo LSPs are configured on R3: one is from R3 to R5, while the other is from R 3 to R1 and restricted to traf fic destined for the 1 24.2.0.
17-76 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration R4 is a transit LSR with interfaces to R 3 and R5. The following is the configuration for R4: ! Cr eate tunnel LSP to R1 mpls create label-switched-path to_rs1_rsvp to 111.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-77 MPLS Configuration Configuring L2 Tunnels T wo LSPs are confi gured on R5. The LSP fr om R5 to R1 is configu red with a loos e explici t path of 2 hop s and is restricted to traf fic destined for the 124.
17-78 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration mpls set path to_rs3_primary ip-addr 110.1.1.1 type strict hop 3 ! Cr eate explicit path to_rs3_ secondary to R3 mpls create path to_rs3_secondary num-hops 5 mpls set path to_rs3_secondary ip-addr 220.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-79 MPLS Configuration Configuring L2 Tunnels R6 is a transit LSR with interfaces to R 1 and R5. The following is the configuration for R6: ! Config ure LD P ldp add interface lo0 ldp add remote-peer 111.
17-80 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration L2 T unneling Based on Ports Configurati on Examples The FEC-to-label binding for a virtual circuit can be based on the port on which traf fic arrives.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-81 MPLS Configuration Configuring L2 Tunnels The following is the configuration for R2: ! Cr eate the LDP-signaling VLAN and in terface vlan create ldp_in port-based id 110 vlan add ports gi.
17-82 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration The following is the configuration for R3: ! If tunnel LSP uses LDP: mpls add interface to_r.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-83 MPLS Configuration Configuring L2 Tunnels ! If tunnel LSP uses LDP: mpls add interface to_r2 mpls start ldp add interface to_r2 ldp start ! Configur e IGP (in this example, OSPF is the IGP) ip-router global set router-id 111.
17-84 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration In Fi gure 17-19 , ports gi.6.2 , gi.2.1, and gi.5.1 on R1 , port gi.15.1 on R3, and port gi.12.2 on R5 are map ped to customer ID 10. T he customer IDs are m apped to VC labels that are d istributed via LDP .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-85 MPLS Configuration Configuring L2 Tunnels T wo LSPs are configured on R1. The LSP from R1 to R5 is configured with a strict explicit path of 3 ho ps (R1, R6, and R5) and is restricted to traf fic destined f o r the 152 .
17-86 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration R2 is a transit LSR with interfaces to R 1 and R3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-87 MPLS Configuration Configuring L2 Tunnels T wo LSPs are configured on R3: one is from R3 to R5, while the other is from R3 to R1 and is restricted to traffic destined for the 1 24.2.0.
17-88 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration R4 is a transit LSR with interfaces to R 3 and R5.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-89 MPLS Configuration Configuring L2 Tunnels ! Config ur e OSPF ip-router global set router-id 111.1.1.5 ospf create area backbone ospf add interface lo0 to-area backbone ospf add interface to_rs6 to-area backbone ospf add stub-host 111.
17-90 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration R6 is a transit LSR with interfaces to R 1 and R5. The following is the configuration for R6: rsvp add interface to_rs6 rsvp add interface to_rs4 rsvp start ! Config ure LD P ldp add interface lo0 ldp map ports gi.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-91 MPLS Configuration Configuring L2 Tunnels L2 T unneling Based on VLAN ID and Port Configuration Examples The FEC-to-label binding for a virtual circuit can be based on both a customer-specified VLAN ID a nd the port on which the traf fic arrives.
17-92 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration The following is the configuration for R2: ! Config ur e the LDP peers and l abel bind ings ldp add interface lo0 ldp add remote-peer 111.1.1.3 add s R3 as LDP peer ldp map ports gi.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-93 MPLS Configuration Configuring L2 Tunnels The following is the configuration for R3: ! If tunnel LSP uses RSVP: mpls add interface t.
17-94 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration ! Config ur e LDP peers and label bin dings ldp add interface lo0 ldp add remote-peer 111.1.1.1 add s R1 as LDP peer ldp map ports gi.12.1 customer-id 10 m aps port gi.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-95 MPLS Configuration Configuring L2 Tunnels Figur e 17-21 shows two VLANs (with IDs 50 and 60) that ente r R1 on po rt gi.2.2. VLAN 50 tr affic ent ers R3 on port gi.15.1, while VLAN 6 0 traffic enter s R5 on port gi.
17-96 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration vlan add ports gi.4.2 to ldp_in2 vlan add ports gi.4.1 to ldp_in vlan add ports gi.2.2 to to_rs3_only vlan add ports gi.2.2 to to_rs5_only interface create ip to_rs2 address-netmask 200.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-97 MPLS Configuration Configuring L2 Tunnels R2 is a transit LSR with interfaces to R 1 and R3. The following is the configuration for R2: rsvp start ! Config ure LD P ldp add interface lo0 ldp map ports gi.
17-98 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration T wo LSP s are configure d on R3: one is from R3 to R5, while the other is from R3 to R1 and restricted to traf fic destined for the 124.2.0.0.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 17-99 MPLS Configuration Configuring L2 Tunnels R4 is a transit LSR with interfaces to R 3 and R5.
17-100 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring L2 Tunnels MPLS Configuration ospf add stub-host 111.1.1.5 to-area backbone cost 5 ospf add interface to_rs4 to-area back.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-101 MPLS Configuration Configuring L2 Tunnels R6 is a transit LSR with interfaces to R 1 and R5. The following is the configuration for R6: ldp map ports gi.6.2 customer-id 20 map port g i.
17-102 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration 17.7 T RAF F IC ENGINEERING One of the most important applications of MPLS is traffi c engineering . T raffic en gineering allows you to optimize the utilizati on of network reso urces and traffic perf ormance throughou t a network.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-103 MPLS Configuration Traffic Engineering T o set up admini strativ e groups, do t he followi ng: 1. Create the administrative gr oups with the mpls creat e admin-group command. Assig n each group a d ecimal value between 1-32.
17-104 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration The mpls show interface com mand shows the interf aces configured on an RS and the administrative gro up, if any , that is applied to an interface.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-105 MPLS Configuration Traffic Engineering Constraine d Path Select ion Configurati on Example for OSPF T raff ic Engineering The following example illustrates constrained path selection based on an administrative group with OSPF as the IGP .
17-106 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration The following is the configuration for R2: ! Config ur e LSP with admi n-gr oup constrai nt (do not specify n o-cspf paramete r) mpls create label-switched-path LSP1 to 3.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-107 MPLS Configuration Traffic Engineering The following is the configuration for R3: ! Cr eate interfaces interface create ip R3R2 address-netmask 20 1.135.89.195/26 port gi.1.2 interface add ip lo0 address-netmask 3.
17-108 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration On R1, th e mpls show label-switched-paths command with the verbose option displays the selected path in the c spf-path section (sho wn in bold in the example output below).
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-109 MPLS Configuration Traffic Engineering Constraine d Path Select ion Configurat ion Example for IS-IS T raf fic Engineeri ng The fo.
17-110 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration The following is the configuration for R2: isis add interface lo0 isis add interface to-R2 isis set system-id 13.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-111 MPLS Configuration Traffic Engineering The following is the configuration for R3: ip-router authentication create key-chain test1 key ed301c4c0a9b1171 type primary id 255 ( key is encry pted) isis add area 53.
17-112 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration The following is the configuration for R4: ! Cr eate interfaces interface add ip lo0 address-netmask 15.15.15.15/32 interface create ip to-R2 address-netmask 192.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-113 MPLS Configuration Traffic Engineering The following is the configuration for R5: vlan create 53net ip vlan add ports et.13.22 to 53net vlan make trunk-port et.14.23 ! Cr eate interfaces interface create ip to-R3 address-netmask 185.
17-114 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration The following is the mpls show label-sw itched-path LSP1 verbose command on R1 that s hows the selected path for LSP 1 in the cspf-path section (shown in bold in the example output below).
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-115 MPLS Configuration Traffic Engineering The following is the mpls show label-swi tched-path LSP2 verbose command on R1 that s hows the selected path for LSP 2 in the cspf-path section (shown in bold in the example output below).
17-116 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration The following co mmand shows the IS-I S adjacencies on R1: The follo wing command shows the IS-I S traffic engi neering dat abase on R1 : 185.1.1.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-117 MPLS Configuration Traffic Engineering Color: 0x2 Static BW: 100 Mbps Reservable BW: 100 Mbps Available BW [priority]: [0] 100 Mbps [1] 100 Mbps [2] 100 Mbps [3] 100 Mbps [4] 100 Mbps [5] 100 Mbps [6] 100 Mbps [7] 100 Mbps NodeID: 1212.
17-118 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration To: 1515.1515.1515.06, Local: 187.1.1.15 Color: 0x8 Static BW: 20 Mbps Reservable BW: 20 Mbps Available BW [priority]: [0] 20 Mbps [1] 20 Mbps [2] 20 Mbps [3] 20 Mbps [4] 20 Mbps [5] 20 Mbps [6] 20 Mbps [7] 20 Mbps To: 1212.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-119 MPLS Configuration Traffic Engineering 17.7.3 IGP Shor tcuts Link-state IGPs, such as IS-IS and OSPF , use shortest path calcu lations to produce destination-first hop entries in the routing table.
17-120 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration IS-IS IGP Shortcu ts Example Refer t o the example routing network shown in Figure 17-23 . On R1, packets for the destination 53.1 .0.0/16 (on R4) use the gat eway IP addres s 153.
Riverstone Ne tworks RS Switch Ro uter User Guide Re lease 8.0 17-121 MPLS Configuration Traffic Engineering Now , the routing table on R1 includes the co nstrained path LSPs configured in "Constrained Path Selection Configu ration Exampl e for IS-IS T raffic Engin eering" .
17-122 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Engineering MPLS Configuration Advertis ing IGP Shortcuts IGP shortcuts need to b e advertised so that other r outers in the autonomous syst em can calculate paths that use the LSP .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 18-1 18 ROUTING POLICY CONFIGURATION The RS family of routers supports extremely flexible r outing policies.
18-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Preference Routing Policy Configuration 18.1.1 Import Policies Import policies co ntrol the i mportation of routes from rout ing protoco ls and their installati on in th e routing databases (Routing In formation Base and Forward ing Information B ase).
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 18-3 Routing Policy Configuration Preference In some cases, a co mbination of the asso ciated attributes can be specified to iden tify the routes to be imported. Note It is quite possible for several BGP im port policies to match a given update.
18-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Preference Routing Policy Configuration Export-Dest ination This component specifies the destination where the routes are to be exported. It also specifies the attributes associated with the exported routes.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 18-5 Routing Policy Configuration Preference A route will m atch the most specific filter th at applies. Specifying m ore than one filter with the same destination, m ask, and modifiers generates an error .
18-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Preference Routing Policy Configuration • Route-Filter Aggregate-Des tination This component specifies the ag gregate/summarized route. I t also specifies the attributes associated with the aggr egate route.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 18-7 Routing Policy Configuration Configuring Simple Routing Policies Authentic ation Methods There are two main au thentication methods: Simple Password In this method, an authentication key of up to 8 characters is included in the packet.
18-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Simple Routing Policies Routing Po licy Configuration The general syntax of th e redistribu te command is as follows: The from-proto p arameter specifies the p rotocol of the s ource routes.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 18-9 Routing Policy Configuration Configuring Simple Routing Policies T o redis tribute direct routes, enter one of the following commands in Con figure mode: 18.
18-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Simple Routing Policies Routing Po licy Configuration 18.2. 6 Redistri buting Aggr egate Rou tes The aggregate parameter causes an aggregate route with the specified IP address and subnet mask to be redistributed.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-11 Routing Policy Configuration Configuring Simple Routing Policies Exporting a Given Static Route to All RIP Interfaces Router R1 has seve ral static rout es of whic h one is the d efault rout e.
18-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Simple Routing Policies Routing Po licy Configuration 18.2.8 Simp le Rou te Redistr ibution Example: Redi stributi on into OSPF For all examples given in this sectio n, refer to the configurations shown in Figu re 18-2 .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-13 Routing Policy Configuration Configuring Advanced R outing Policies Note The networ k parameter speci fying the net work-filter i s opt ional. The d efault value for this parameter is all , indicating all networks.
18-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration Import policies control the importatio n of routes from routing protocols and their installation in the routin g database (Routing Inf ormation Base and Forwarding Information Base).
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-15 Routing Policy Configuration Configuring Advanced R outing Policies <filter-id> If sp ecified, is the identifier of the route-filter asso ciated with this export-policy .
18-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration After you create o ne or more building b locks, they are tied together by the ip-router policy imp ort command.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-17 Routing Policy Configuration Configuring Advanced R outing Policies • Aggregate-Destination - This componen t specifies the ag gregate/summarized route. It also specifies the attributes ass ociated with the aggregate ro ute.
18-18 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration 18.3.9 Creati ng an Ag gregate So urce T o create an aggregate source, enter the follow ing command in Con figure mode: 18.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-19 Routing Policy Configuration Configuring Advanced R outing Policies Figure 18 -1 Expo rting to R IP The confi guration co mmands sh own below for router R1: • Determine the IP address for each interface.
18-20 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration Importin g a Selected Subset of Routes from One RI P T rusted Gateway Router R1 has several RIP peers. Router R 41 has an interface on th e network 10.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-21 Routing Policy Configuration Configuring Advanced R outing Policies 2. Create a RIP import source with the gateway as 140.1.1.41 since we would like to import all routes except the 10.
18-22 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration For all examples in this section , refer to the configuratio n shown in Fi gure 18-2 .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-23 Routing Policy Configuration Configuring Advanced R outing Policies • Determine its OSPF configuratio n Importin g a Selected Subset of OSPF-ASE Routes 1. Create a OSPF import source s o that only routes that h ave a tag of 100 are considered for importation.
18-24 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration 18.3.12 Export Policies E xample: Exp orting to RIP Exporting to RIP is co ntrolled by any o f protocol, interface or ga t eway .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-25 Routing Policy Configuration Configuring Advanced R outing Policies Exporting a Given Static Route to All RIP Interfaces Router R1 has several st atic routes, of wh ich one is the defau lt route.
18-26 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration 5. Create the expo rt-policy redistributing the statically created default ro ute, and all (RIP , Direct) routes into RIP .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-27 Routing Policy Configuration Configuring Advanced R outing Policies 5. Create the Export-Policy re dis tributing the statically created default route, an d all (RIP , Direct) routes into RIP .
18-28 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration 5. Create the Export-Policy , redistributing all static routes reach able over interface 130.1 .1.1 and all (RIP , Direct) routes into RI P .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-29 Routing Policy Configuration Configuring Advanced R outing Policies 5. Create a Aggregate expo rt source since we would to export/redistribute an ag gregate/summarized route. 6. Create a RIP export sour ce since we would like to export RIP routes.
18-30 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration For all examples in this section , refer to the configuratio n shown in Fi gure 18-2 .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-31 Routing Policy Configuration Configuring Advanced R outing Policies 2. Create a OSPF expo rt destination for type-2 routes s ince we would l ike to redistribute certain ro utes into OSPF as type 2 OSPF-ASE routes.
18-32 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration 1. Enable RIP on interface 120.190 .1.1/16. 2. Create a OSPF export des tination for type-1 rou tes. 3. Create a OSPF export des tination for type-2 rou tes.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 18-33 Routing Policy Configuration Configuring Advanced R outing Policies 7. Create a Direct export source. 8. Create the Export-Policy fo r redistributing all interface, RIP and static routes into OSPF .
18-34 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Advanced Routing Policies Routing Policy Configuration.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 19-1 19 MULTICAST ROUTING CONFIGURATION Multicast routing on t he RS is sup ported thr ough DVMRP an d IGMP . IGMP is us ed to determ ine host membership on d irectly attached subnets. DVMRP is us ed to determine forwardin g of multicast traf fic between RS’ s.
19-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring IGMP Multicast Routing Configuration DVMRP uses the Reverse Path Multicastin g (RPM) algorithm to perform pruning. In RPM, a source network rather than a host is p aired with a multicast group.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 19-3 Multicast Routing Configuration Configuring IGMP 19.3.2 Configuring I GMP Query Inter val Y ou can configur e the RS with a dif ferent IGMP Host Membership Query time interval. The interval yo u set applies to all ports on the RS.
19-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring DVMRP Multicast Routing Configuration T o conf igure a static IGMP grou p on an interface, enter the following comm and in Configure m ode: 19.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 19-5 Multicast Routing Configuration Conf iguring DVMRP T o conf igure neighbor tim eout or prun e ti me, ent er one of t he followin g commands in Configure mo de: 19.
19-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring IGMP & DVMRP Multicast Routing Configuration T o pr event the RS f r om for warding any data destined to a s coped gro up on an inter face, enter the following com mand in the Co nfigure mode: 19.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 19-7 Multicast Routing Configuration Configuration Example 19.6 CONFIGURATION EXAMPLE The following is a sample RS co nfiguration for D VMRP and IGMP . Seven subnets are created . IGMP is enabled on 4 IP interfaces.
19-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Example Multicast Routing Configuration ! Set IGMP Query Interval ! igmp set queryinterval 30 ! ! Enable DVMRP ! dvmrp enable interface 10.135.89.10 dvmrp enable interface 172.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 20-1 20 IP POLICY-BASED FORWARDING CONFIGURATION Y ou can configure the RS to route IP packets accord ing to policies that you define. IP policy- based routing allows network manager s to engineer traf fic to make the most ef ficient use of their network resources.
20-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring IP Policies IP Policy-Based Forwarding Configuration 20.1.1 Defini ng an AC L Profil e An ACL profile specifies the criteria packets must meet to be eligible for IP policy routing.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 20-3 IP Policy-Based Forwarding Configuration Configuring IP Policies Creating Multi-Sta tement IP Poli cies An IP policy can co ntain more than one ip-policy statement.
20-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring IP Policies IP Policy-Based Forwarding Configuration V erifying Next- Hop Gateways The ip-policy set pinger on co mmand can be used to check the availability of next-hop gateways by periodical ly querying t hem wit h ICMP_ECHO_REQU ESTS.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 20-5 IP Policy-Based Forwarding Configuration IP Policy Configuration Examples Application verification, whether a simple TCP handshake or a user-def i ned action-re sponse check, involves opening and closing a connection to a ne xt-hop gateway .
20-6 Riverstone Networks RS Switch Router User Guide Release 8.0 IP Policy Configuration Exam ples IP Policy-Based Forwarding Configuration 20.2.1 Routing T raffic to Differ ent ISPs Sites that have multiple Internet service providers can create IP policies that cause different user groups to use different ISPs.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 20-7 IP Policy-Based Forwarding Configuration IP Policy Configuration Examples 20.2.2 Prioritizing Service to Customer s An ISP can use policy-based routing on an access router to supply dif ferent customers with different levels of service.
20-8 Riverstone Networks RS Switch Router User Guide Release 8.0 IP Policy Configuration Exam ples IP Policy-Based Forwarding Configuration 20.2.3 Authent icating U sers throu gh a Firewal l Y ou can define an IP policy that authenticates packets from certain users via a firewall before accessing the network.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 20-9 IP Policy-Based Forwarding Configuration IP Policy Configuration Examples 20.2.4 Firewall Loa d Balancing Figur e 20-4 shows a simplified example of firewall load balancing.
20-10 Riverstone Networks RS Switch Router User Guide Release 8.0 IP Policy Configuration Exam ples IP Policy-Based Forwarding Configuration On Policy Ro uter 1, an ACL profile allows traff ic from the clients to t he virtual IP addresses of the server (12.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 20-11 IP Policy-Based Forwarding Configuration Monitoring IP Policies On Policy Router 2, load balancing groups an ACL profile allows traffic to pass to the clients.
20-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring IP Policies IP Policy-Based Forwarding Configuration For example, to display information about an active IP policy called “p1”, enter the following command in Enable mode: Legend: 1.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 20-13 IP Policy-Based Forwarding Configuration Monitoring IP Policies 14. The number of p ackets that have matched the p rofile since the IP po licy was applied (or since the ip-policy clear co mmand wa s la st used) 15.
20-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring IP Policies IP Policy-Based Forwarding Configuration.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 21-1 21 NETWORK ADDRESS T RANSLATION CONFIGURATION Network Address T ranslation (NA T) allows an IP address used within one network to be translated into a different IP address us ed within another networ k.
21-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Forcing Flows through NAT Network Address Translation Configuration 21.1.1 Setting Inside and Outside Interfaces When NA T is enabled, address translation is only applied to tho se interfaces which are def ined to NA T as “inside” or “outside” interfaces.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 21-3 Network Address Translation Configuration Managing Dynam ic Bindings Y ou force addres s translation of all flows to and from the ins ide local pool by en tering the following co mmand in Config ure mode.
21-4 Riverstone Networks RS Switch Router User Guide Release 8.0 NAT and ICMP Packets Network Address Translation Configuration Y ou create NA T dynamic bindings f or DNS by entering the following command in Co nfigure mode.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 21-5 Network Address Translation Configuration Monitoring NAT If P A T is enabled, NA T checks packets fo r the F TP POR T command.
21-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Examples Network Address Translation Configuration 2. Next, define the interf aces to be NA T “inside” or “outside”: 3.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 21-7 Network Address Translation Configuration Configuration Examples 21.8.2 Dyna mic Config uratio n The follo wing example con figures a dy namic address binding f or inside addresses 10.
21-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Examples Network Address Translation Configuration Using Dynamic NA T Dynamic NA T can be used when the local network (inside n etwork) is going to initialize the connectio ns.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 21-9 Network Address Translation Configuration Configuration Examples 3. Then, define the NA T dynamic rules by first creating the source .
21-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Examples Network Address Translation Configuration 1. The first step is to create the interfaces: 2. Next, define the interf aces to be NA T “inside” or “outside”: 3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 21-11 Network Address Translation Configuration Configuration Examples 21.8.5 Dynamic NA T with Outside Interface Redund ancy The follo wing example con figures a dy namic address binding for insi de address es 10.
21-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Examples Network Address Translation Configuration 3. Then, defin e the NA T dynamic rules by first creating the s ource.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 22-1 22 WE B HOSTING CONFIGURATION Accessing information on websites for b oth work or personal pu rposes is becoming a normal practice for an increasing number of people.
22-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration 22.1.1 Creating the Serv er Group T o us e load balancing , you create a l ogical group o f load balancin g servers an d define a virtual IP addres s that the clients will use to access th e server pool.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 22-3 Web Hosting Configuration Load Balancing There are seve ral configurable levels of session persistence: • TCP persistence: a bin ding is determined by the matching the sour ce IP/port address as well as the virtual destination IP/port ad dress.
22-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration The following example adds servers to the “abccompany-www” load balancing group: Y ou can add back up servers to a load balancing grou p by specifying th e status backup parameter in the load-balance add host-to-g roup command.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 22-5 Web Hosting Configuration Load Balancing 22.1.4 Option al Group or Serv er Operating P aramet ers The load-balance set server-optio n.
22-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration Checking Ser vers and Appl ications The RS automatically performs th e following types of ver.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 22-7 Web Hosting Configuration Load Balancing V erifying Extended Content (Comprehen sive Server Checking) Y ou can also have the RS verify th e content of an appl ication on one or more l o ad bala ncing serv ers.
22-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration The following ex ample sets the status of po rt 80 at address 1 35.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 22-9 Web Hosting Configuration Load Balancing For VSRP to run proper ly , configure the same load bal ancing grou p on the two RS ’ s. (Note that the gro up’ s configuration on both RS’ s should b e exactly the same.
22-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration 22.1. 1 1 Displaying Load Ba lancing In format ion T o display load balancing information, enter the following commands in Enable mode: 22.1.12 Configu ration Exampl es This secti on shows e xamples of load bala ncing configu rations.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 22-11 Web Hosting Configuration Load Balancing We b Hosting with One Vi rtual Group a nd Multiple Destination Servers In the following example, a company web s ite is established with a URL of www .
22-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration The following is an ex ample of how to configu re a simple verification check where the RS will issue an HTTP command to r etrieve an HTML page and check for the s tring “OK”: The read-till-index op tion is not necessary if the file test.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 22-13 Web Hosting Configuration Load Balancing The network s hown above can be cre at ed with the f ollowing load-balance command s: If no application ver ification options are specified, the RS will do a simple TCP handshak e to check that the application is “up.
22-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration The following example illustrates this. Figure 22 -4 Virtual IP address ranges The network s.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 22-15 Web Hosting Configuration Load Balancing Session and Netmask Persistence In the followin g example, traffic to a co mpany web site (www .abccompany .com) is distributed between two separate servers.
22-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Load Balancing Web Hos ting Configuration Load Balanci ng with NA T In the following example, several services (including DNS) ar e distributed between two s eparate servers.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 22-17 Web Hosting Configuration Web Caching The network s hown in the example can be created with the following command s: 22.2 W EB CACHING W eb caching pro vides a way to store frequently accessed W eb objects on a cache of local servers.
22-18 Riverstone Networks RS Switch Router User Guide Release 8.0 Web Caching Web Hos ting Configuration Creating the Cache Group Y ou can specif y either a rang e of contiguous IP address es or a lis t of up to fo ur IP addres ses to define the servers when the cache grou p is created.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 22-19 Web Hosting Configuration Web Caching 22.2.2 Co nfigur ation Examp le In the following examp le, a cache group of seven local server.
22-20 Riverstone Networks RS Switch Router User Guide Release 8.0 Web Caching Web Hos ting Configuration In the precedin g example, a bypass list f or testweb1 is created.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 22-21 Web Hosting Configuration Web Caching • weighted round robin, a variation of the round-rob in policy where the R S selects the cache server according to its assi gned weight • weighted hash.
22-22 Riverstone Networks RS Switch Router User Guide Release 8.0 Web Caching Web Hos ting Configuration 22.2.4 Monitori ng We b-Caching T o dis play W eb-cachin g information, enter the fo llowing commands in Enable mode. Show information for all cach ing policies and all server list s.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 23-1 23 IPX ROUTING CONFIGURATION The Internetwork Packet Exch ange (IPX) is a datagram co nnectionless protocol for the Novell NetW are environ ment. Y ou can configure the RS for IPX rout ing and SAP .
23-2 Riverstone Networks RS Switch Router User Guide Release 8.0 SAP (Service Adver tising Protocol) IPX Routing Configuration 23.2 SAP (SERVICE ADVERTISING PROTOCOL) SAP provides ro uters with a means of ex changing internetwor k service information.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 23-3 IPX Routing Configuration Configuring IPX Interfaces and Par ameters Note Interfaces bound to a single po rt go down when the port goes down but interfaces bound to a VLAN remain up as long as at least one port in that VLAN remains active.
23-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring IPX Interfaces and Parameters IPX Routing Configuration T o conf igure a second ary address on an IPX interface, enter the f ollowing command in Configure mode: Note Configurin g a secondary add ress on an IPX interface requ ires updated RS hardware.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 23-5 IPX Routing Configuration Configuring IPX Routing 23.5 CONFIGURING IPX ROUTING By default, IPX routing is enabled on the RS. 23.5.1 Enabling IPX RIP IPX RIP is enabled by default on the R S.
23-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring IPX Routing IPX Routing Conf iguration T o add an entry into the Server Inform ation T able, enter th e following command in C onfigure mode : 23.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 23-7 IPX Routing Configuration Configuring IPX Routing Creating an IPX T ype 20 Access Control List IPX type 20 access contro l lists control the forwarding of IPX type 20 packets.
23-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring an IPX Network IPX Routing Configuration Creating an IPX RIP Access Control List IPX RIP access control list s control which RIP updates are allowed.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 23-9 IPX Routing Configuration Configuration Examples • Adds a RIP access list • Adds a SAP access list • Adds a GNS access list ! Create interface ipx1 with ipx address AAAAAAAA interface create ipx ipx1 address AAAAAAAA port et.
23-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuration Examples IPX Routing Conf iguration.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 24-1 24 ACCESS CONTROL LIST CONFIGURATION This chapter explains how to con figure and use Access Control Lists (ACLs) on the RS. ACLs are lists of selection criteria for specific types of pack ets.
24-2 Riverstone Networks RS Switch Router User Guide Release 8.0 ACL Basics Access Control List Configuration The selection criteria y ou can specify in an ACL rule depends on the type of ACL you are cr eat ing.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 24-3 Access Control List Configuration ACL Basics Each field in an ACL ru le is position sens itive. For example, for a rule for TCP traf fic, the source addres s must be followed by the destination address, followed by the source s ocket and the destination s ocket, and so on.
24-4 Riverstone Networks RS Switch Router User Guide Release 8.0 ACL Basics Access Control List Configuration If you were to reverse th e order of the two rules: all TCP packets would be allowed to go through, in cluding traf fic from subnet 10.2.0 .0/16.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 24-5 Access Control List Configuration ACL Basics If a packet come s in fro m a network other th an 10.1.20.0 /24, you migh t expect the packet to go through because it doesn’ t match the first rule.
24-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Creating and Modifying A CLs Access Control List Configuration Note The ports that ar e associated with the interface to w hich the ACL is applied must resid e on up dated R S hard ware .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 24-7 Access Cont rol List Configuration Cr eating and Modifying ACLs The fol lowing ACL commands st ored the t ext file acl.
24-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Using ACLs Access Control List Configuration 24.3 USING ACLS It is important to un derstand that an ACL is simp ly a definition of packet characte ristics specified in a set of rules.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 24-9 Access Control List Configuration Us ing ACLs 24.3.2 Applying ACLs to Services ACLs can also be created to per mit or deny access to s ystem services provided by the RS; for example, HTT P or T elnet servers.
24-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Using ACLs Access Control List Configuration 24.3.4 Using ACLs as Pro files Y ou can use th e acl command to define a pr ofile . A profile specifies the criteria that add resses, flows, hosts, or packets must meet to be relevant t o certain RS feature s.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 24-11 Access Control List Configuration Us ing ACLs For example, yo u can define an I P policy that causes all telnet packets travelling from sour ce network 9.1.1. 0/24 to destinat ion networ k 15.
24-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Using ACLs Access Control List Configuration The following co mmand creates a rate limit definition th at cau ses fl ows ma tchi ng Pr ofile ACL pr of2’ s se lecti on criteria (that is, traf fic from 1.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 24-13 Access Control List Configuration Us ing ACLs Using Profi le ACLs with the Port Mirroring Faci lity Port mirroring refers to the RS’ s ability to copy traff ic on one or more ports to a “mirror” port, where an ex ternal analyzer or probe can be attached.
24-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Enabling ACL Logging Access Control List Configuration The following co mmand creates a W eb caching p olicy that preven ts packets matching Pr ofile ACL pro f4’ s selection criteria (that is, packets with a sour ce address of 10.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 24-15 Access Control List Configuration Monitoring ACLs When ACL logging is turned on, the router prints out a message on th e console about whether a packet is dropped or forwarded.
24-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring ACLs Access Control L ist Configuration.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 25-1 25 SECURITY CONFIGURATION The RS provides security features that h elp control access to the RS and filter traffic going through th e RS.
25-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring RS Acces s Security Security Configuration Y ou can configure up to five RADIUS server targets on the RS. A timeout is set to tell the RS how long to wait for a respons e from RADI US servers.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 25-3 Security Configuration Configuring R S Access Security T o monitor RADIUS, enter the following commands in Enable mode: 25.
25-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring RS Acces s Security Security Configuration T o conf igure T ACA CS+ security , enter the followi ng commands in Configure m ode: Monitoring T ACACS+ Y ou can monitor T ACACS+ configuration and s tatistics within the RS.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 25-5 Security Configuration Configuring R S Access Security 25.1. 4 Co nfigur ing Pass words The RS prov ides password authentication f or accessing the User and Enable modes. I f T ACACS, T ACACS+, or RADIUS is not enabled on the RS , only local password authentication is performed.
25-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Layer-2 Securit y Filters Security Configuration The SSH server on r1 responds with its public host and server keys. The client on r2 checks the received host key to make sure that the key has not changed since the last SSH session between the client and this server .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 25-7 Security Configuration Layer-2 Security F ilters Static entry filters These filters allow or force traf fic to g o to a set of destin.
25-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Layer-2 Securit y Filters Security Configuration 25.2.3 Co nfiguring Layer-2 S tatic E ntry Filter s Static entry filters allow or f or.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 25-9 Security Configuration Layer-2 Security F ilters T o configure Layer-2 secure port filters, enter the following commands in Configure mode: 25.2.5 Monitoring Layer-2 S ecurity Filters The RS provides display of Layer-2 security filter configurations contained in the routing table.
25-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Layer-2 Securit y Filters Security Configuration Example 1: Address Fil ters Source filter: The consultant is not all owed to access any file servers. The consultant is on ly allowed to interact w ith the engineers on the same Ethernet segment – port et.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 25-11 Security Configuration Layer-2 Security F ilters or Flow st atic entry : Restrict "login multicasts" originating fro m the consultant f rom reaching the f inance servers. Port-to-Addr ess Lock Examples Y ou have configured some filters for the consultant on port et.
25-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Layer-3 Acces s Control Lists (A CLs) Security Configuration T o allow ONL Y the engineering manager access to the engineering servers, you mus t "punch" a hole th rough the secure-por t wall.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 25-13 Security Configuration Layer-4 Bridging and Filtering T o illustrate this, the following diagram shows an RS serving as a bridge for a consultant host, file server , and an engineering h ost, all of which reside o n a single subnet.
25-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Layer-4 Bridging and Filtering Security Configuration 25.4.2 Placing the Port s on the S ame VLA N Once you have cr eated a VLAN for the port s to be used in layer-4 br idging, you add those ports to the V LAN.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 25-15 Security Configuration Layer-4 Bridging and Filtering The following is an ex ample: ACL 100 explicitly permits SMTP traffic and denies HTTP traf fic.
25-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Layer-4 Bridging and Filtering Security Configuration • If you u se a SmartTRUNK in a with Layer-4 Bridging VLAN, the RS maintains the packet order on a per-flow bas is, rather than per-MAC pair .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 26-1 26 QOS CONFIGURATION The RS allows network managers to identify traffic and set Quality of Service (QoS) policies without compromisin g wire s peed performan ce.
26-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Layer-2, Layer-3 and Layer-4 Flow S pecification QoS Configuration Separate buf fer space is allocated to each of thes e four priority queues. By defaul t, buffer ed traffic in higher priority queues is forwar ded ahead of pending tr affic in lower prior ity queues.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 26-3 QoS Configuration RS Queuing Policies • IPX - Destin ation netwo rk – 1 - Sourc e netw ork – 2 - Destinat ion node – 3 - Sour.
26-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Prioritization for Layer-2 Flows QoS Configuration 26.4. 1 Co nfiguri ng Layer -2 QoS When applyi ng QoS to a layer-2 flo w , priority can be assigned as follows : • The frame gets assigned a priority within the switch.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 26-5 QoS Configuration Tra ffic Prioritization for Layer -2 Flows For example, the f o llowing comman d creates the prior ity map all-low which maps all 802.
26-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Traffic Prioritization for Layer-3 & Lay er-4 Flows QoS Configuration 26.5 T RAF FIC PRIORITIZATION FOR LAYER-3 & LAYER-4 FLOWS QoS pol icies app lied at La yer-3 and -4 allow y ou to assign prio rities ba sed on spe cific fields in the IP an d IPX head ers.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 26-7 QoS Configuration Configuring RS Queueing Policy 26.5.2 Configur ing IPX QoS Policies T o conf igure an IPX QoS pol icy , per form the follo wing tasks: 1. Identify the Lay er-3 or 4 flow , and set the IPX QoS po licy .
26-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Weighted Random E arly Detection (WRED) QoS Configuration 26.6.1 Allocati ng Band width for a W eight ed-Fair Q ueuing Policy If you en able the weighted-fair qu euing policy on t he RS, you can allocate bandwidth for the queues o n the RS.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 26-9 QoS Configuration W eighted Random Early D etection (WRED) The exponential-weighting-constant parameter specif ies how fast the average qu eue size changes in respons e to changes in the actual queue dep th.
26-10 Riverstone Networks RS Switch Router User Guide Release 8.0 ToS Rewrite QoS Configuration 26.8 T OS REW RITE IP packets that use different paths are subject to delays, as there is little inherent knowledge of how to optimize the paths for differen t packets from dif ferent applications or users.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 26-11 QoS Configuration ToS Rewrite • Source port • Des tinat ion p ort • To S • Port • Interface When an IP packet is received,.
26-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring QoS QoS Configuration The following example will rewrite the T oS Precedence and the T oS fields to 5 an d 30 if the incoming packet is fro m the 10.10.10. 0/24 network with the T oS Precedence field set to 2 and the T o S field set to 7.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 26-13 QoS Configuration Limi ting Tra ffic R ate 26.10 LIMITING T RAF FIC RATE Note Some commands in this facility require updated RS hardware. Rate limiting provid es the ability to control the usage of a fundamental netw ork resource, bandwidth.
26-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Limiting Traffic Rate QoS Configuration Note Y ou can configure a m aximum of 24 port and aggregate rate limiting policies p er RS line card. 26.10 .1 Rate Lim iting Modes Per-flow and flow-ag gregate rate limiting is enabled o n the RS by defaul t.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 26-15 QoS Configuration Limi ting Tra ffic R ate T o define a per- flow rate limit policy and apply the policy to an interface, enter the following command s in Configure mode: 26.
26-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Limiting Traffic Rate QoS Configuration T o define a port rate limit policy , use the following commands in the Configure mode: Note that for ou tput port policies, the only action that you can specif y if traffic exceeds the specified rate is to d rop packets.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 26-17 QoS Configuration Limi ting Tra ffic R ate T o defin e an aggregate rate limit policy and apply the policy to an interface, use the following commands in th e Config ure mode: Define an aggregate rate limit policy .
26-18 Riverstone Networks RS Switch Router User Guide Release 8.0 Limiting Traffic Rate QoS Configuration 26.1 0.6 Example Conf igurat ions This secti on includes exam ples of ra te limiting po licy configu rations. Per-Flow Rate Limiti ng The following is an example of configuring per-flow rate limiting on the RS.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 26-19 QoS Configuration Limi ting Tra ffic R ate Aggregate Rat e Limiting In the following example, in coming F TP and HTTP traffic to the subnetwork 122.
26-20 Riverstone Networks RS Switch Router User Guide Release 8.0 Limiting Traffic Rate QoS Configuration.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 27-1 27 PERFORMANCE MONITORING The RS is a full wire-s peed layer-2, 3 and 4 switching router . As pack ets enter the RS, layer-2 , 3, and 4 f low tables are populated o n each line card. The flow tables co ntain information on perf ormance statistics and traf fic forwarding.
27-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring the RS for P ort Mirroring Performance Monitoring 27.1 CONFIGURING THE RS FOR PORT MIRRORING The RS allows you to monitor activity with port mirroring.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 27-3 Performance Monitoring Monitoring Broadcast Traffic 27.2 MON ITORIN G BROADCAST T RAFFIC The RS allows you t o monitor broadcast traffic for o ne or more ports , and for the con trol module.
27-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring Broadcast Traffic Performance Monitoring.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 28-1 28 RMON CONFIGURATION Y ou can employ Remote Network Monitoring (RMON) in your network to help monitor traffic at r emote points on the network. W ith RMON, d ata collection and process ing is done with a remot e pr obe , n amely the RS.
28-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring and Enabling RMON RMON Configuration 28.1.1 Exampl e of RMON Configu ration C ommands The following are examples of the comman ds to configure and enab le RMON on the RS: The next sections descr ibe Lite, Standard, and Professi onal RMON gr oups and c ontrol tables.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 28-3 RMON Configuration Conf iguring and Enabling RMON Y ou can configure each level of RMON support indep endently of each other with default tables on or of f. For example, you can config ure Lite with defau l t tables on for ports et .
28-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring and Enabling RMON RMON Configuration Professi onal RMON Groups The Profes sional RM ON groups cor respond to t he RMON 2 groups d efined in RFC 202 1.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 28-5 RMON Configuration Using RMON Profess ional groups : Proto col Distrib ution Address Map Appl icat ion La yer/N etw ork Lay er H ost Application Layer/Network Layer Matrix A row in the contr ol table is created for each p ort on the RS, with the owner set to “m onitor”.
28-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring RMON Groups RMON Configuration T o find out which host or user is using these applications/proto cols on this port, use the following command: 28.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 28-7 RMON Configuration Configuring RMON Groups T o configure the Filter gr oup, you must configu re both the Channel and Filter control tables.
28-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring RMON Groups RMON Configuration 28.3.1 Co nfigurat ion Exampl es This section shows e xamples of configur ation commands that specify an event that generates an SNMP trap and the alarm condition that triggers the event.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 28-9 RMON Configuration Displaying RMON Informat ion • Rising and falling event index values are 15, which will trigger the previously- configured Event.
28-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Displaying RMON Information RMON Configuration 1 T o display Ethernet statistics and related statistics for W AN ports, R MON has to be activated on that port.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 28-11 RMON Configuration Displaying RMON Informat ion The following shows the same rmon show hosts command with a filter applied so that o.
28-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Troubleshooting RMON RMON Configuration 28.5 T ROUBLESHOOTING RMON If you are not seeing the inf ormation you expected with an rmon show command, or if the network m anagement station is not collecting the desired statistics, firs t check that the port is up.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 28-13 RMON Configuration Allocating Memory to RMON 28.6 ALLOCATING MEMORY TO RMON RMON allocates mem ory depending on t he number of po rts enabled for RMON, the R MON groups t hat have been configured, and whether or not def ault tables have been turned on or of f.
28-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Allocating Memor y to RMON RMO N Configuration The maximum amount of memory that you can allocate to RMON depen ds upon the RS model, as s hown in the table bel ow .
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 29-1 29 LF AP C ONFIGURATION GU IDE 29.1 OVERVIEW The Lightw eight Flo w Accountin g Protocol (LF AP) agent, as origin ally defined i n RFC 2124, is a TCP-or iented protocol us ed to push accounting information collected on the RS to a flow accounting se rver .
29-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring the LFAP Agent on the RS LFAP Configuration Guide • One or more accounting servers. The main responsibility of the accounting server is to listen for LF AP messages from the RS on the networ k and collect the information.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 29-3 LFAP Configuration Guide Monitoring the LFAP Agent on the RS The accounting 15-minutes keywo rd tells the accou nting server what size flow reco rds to create. It d oes not affect th e RS.
29-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Monitoring the LFAP Agent on the RS LFAP Configuration Guide.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 30-1 30 W AN CO NFIGURATION This chapter prov ides an overview of: • W ide Area Network (W AN) applicati ons in Section 30.2, "Configur ing W AN Inter faces" . • Frame Relay configuration in Section 30 .
30-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring WAN Interfaces WAN Configuration For example, yo u would specify a frame relay serial W AN port located at router slo t 4, port 1, on VC 100 as “se.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 30-3 WAN Configuration Configuring WAN Interfaces The following command line displays an examp le for a VLAN: Mapped Addresses Mapped peer.
30-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring WAN Interfaces WAN Configuration 30.2. 3 Forcing Bridge d Encaps ulati on W AN for the RS has the ability to force bridged packet encapsulation.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 30-5 WAN Configuration Configuring WAN Interfaces Link Integr ity Links with high pack et loss or links that ar e extremely over-sub scribed may not perf orm as well with compress ion enabled.
30-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring WAN Interfaces WAN Configuration levels of bandwid th allocated than less time-sensitive traffic such as file transfers or e-m ail. Simply adding more and more bandwidth to a network is not a v iable solution to the problem.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 30-7 WAN Configuration Frame Relay Overview Congestion Management One of the most im portant features of configuring th e RS to ensure Quality of Service is the obvious advantage gained when you are abl e to avoid network congestion.
30-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring Frame Relay Interfaces for the RS WAN Configuration 30.3.2 Pe rmanen t V irt ual Circuit s (PVCs) W AN interfaces can take advantage of co nnections that assure a minimum lev el of available bandwidth at all times.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 30-9 WAN Configuration Monitoring Frame Relay WAN Ports Note The RS comes with a set of “d efault values” for Frame Relay interface co.
30-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Frame Relay Port Configuration WAN Configuration 30.6 FRAME RELAY PORT CONFIGURATION T o con figure frame relay W A N por ts, you must.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-11 WAN Configuration Configuring PPP Interfaces • Finally , when the network -layer prot ocols have been configur ed, both the host and remote peer can send packets to one another using any and all o f the configured network-layer protocols.
30-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Configuring PPP Interfaces WAN Configuration Note The RS comes with a set of default va lues for PPP interface con figuration settings, which means that setting u p a PPP service profile is not absolutely necessary to begin send ing and receiving P PP traf fic on your RS.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-13 WAN Configuration Monitoring PPP WAN Ports The following table descr ibes the commands for config uring MLP: Compression o n MLP Bundles or Links Compression can be applied on either a bundle or link basis if MLP is enabled on PPP links.
30-14 Riverstone Networks RS Switch Router User Guide Release 8.0 PPP Port Configuration WAN Configuration 30.10 PPP PORT CONFIGURATION T o conf igure PPP W AN ports, you mu st first define the type a.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-15 WAN Configuration Cisco HDLC WAN Port Configuration 30.1 1 CISCO HDLC W AN PORT CONFIGURATION T o configu re Cisco HDLC ports, you m.
30-16 Riverstone Networks RS Switch Router User Guide Release 8.0 Cisco HDLC Configuration Example WAN Configuration 30.1 1.3 Assigning IP Addresses to a Cisco HDLC W AN Port The interface addr ess of the loc al Cisco HDLC W AN port and peer address mu st conform to th e following rules: 1.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-17 WAN Configuration WAN Rate Shaping 30.13 W AN RATE SHAPING W AN rate shaping pr ovides a way to send traffi c from Ethe rnet ports ou t through a W A N port i n a control led and equitable manner .
30-18 Riverstone Networks RS Switch Router User Guide Release 8.0 WAN Rate Shaping WAN Configuration Note If Be is defined in a rate shaping template, a g ood rule of thumb is t o set its value roughl y equal to Bc / 2. Use the wan apply co mmand to apply the template to a W AN port.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-19 WAN Configuration WAN Rate Shaping Next, the number of bits fro m each rate-shaped Ether net flow is measured as they pass throug h the W AN port. These measurements are tak en during equ al sampling intervals (T c), which are some fra ction of one second .
30-20 Riverstone Networks RS Switch Router User Guide Release 8.0 WAN Rate Shaping WAN Configuration 2. The number of bits sent throug h the W A N port exceeds Bc. If Be is not defined or if there is no extra bandwidth available o n the W AN interface, packets begin t o be queu ed.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-21 WAN Configuration WAN Rate Shaping Figure 30 -2 Rate shaping on destinati on IP addres s First, the rate shaping template “ dest1.
30-22 Riverstone Networks RS Switch Router User Guide Release 8.0 WAN Rate Shaping WAN Configuration Once the templates are applied, all Ethernet flows on R1 originating from ports et.2.1, et.2.7, and et.3 .8 are rate shaped to a maximu m of 150 k bps, while Eth ernet flow s on R2 origi nating from s ubnet 124.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-23 WAN Configuration WAN Rate Shaping Performing Rate Limiti ng If the burst-queue-depth is set to zero for a particular template, W AN rate shaping for the af fected flows effectively becomes rate limiting .
30-24 Riverstone Networks RS Switch Router User Guide Release 8.0 Inverse Multiplexer Overview WAN Configuration 30.14 INVERSE MULTIPLEXER OVERVIEW The Inverse Multiplexer (I MUX) feature allows the R.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-25 WAN Configuration W AN Configuration Examples 30.15 W AN CONFIGURATION EXAMPLES 30.
30-26 Riverstone Networks RS Switch Router User Guide Release 8.0 WAN Configuration Examples WAN Configuration Figure 30 -3 Mul ti-router W AN c onfigurati on R5 R3 R4 R2 R1 R6 SmartBits IP packet generato r Video Cli ent Win 95 Smar tBi ts IP generat or SmartBits IP Video Server Win NT SmartBits IP packets 50.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-27 WAN Configuration W AN Configuration Examples Router R1 Configur ation File The following configuration file applies to Rou ter R1. Router R2 Configur ation File The following configuration file applies to Rou ter R2.
30-28 Riverstone Networks RS Switch Router User Guide Release 8.0 WAN Configuration Examples WAN Configuration Router R3 Configur ation File The follo wing configu ration appli es to Router 3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-29 WAN Configuration W AN Configuration Examples Router R5 Configur ation File The following configuration file applies to Rou ter R5 Router R6 Configur ation File The following configuration file applies to Rou ter R6 !Configuration for ROUTER R5 port set se.
30-30 Riverstone Networks RS Switch Router User Guide Release 8.0 Channelized T1, E1 a nd T3 Services Ov erview WAN Configuration 30.16 CHANNELIZED T1, E1 AND T3 SERVICES OVERVIEW The Channelized T1 a.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-31 WAN Configuration Channelized T1, E1 and T3 Services Overview War ni n g Hot swapping W ICs is no t yet s upported.
30-32 Riverstone Networks RS Switch Router User Guide Release 8.0 Channelized T1, E1 a nd T3 Services Ov erview WAN Configuration DS1 T est Port Control for the RS 32000 and RS 38000 CT3 Each Channelized T3 p ort has an associated T1 t est port, which provides access to any of the DS1 channels within a Channelized T3 (see Figu re 30- 4 ).
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-33 WAN Configuration Channelized T1, E1 and T3 Services Overview Configuring a Chann elized T1 Interface The following command s are an example of co nfiguring a basic Ch annelized T1 interface.
30-34 Riverstone Networks RS Switch Router User Guide Release 8.0 Channelized T1, E1 a nd T3 Services Ov erview WAN Configuration Basic Channelized T1, E1 and T3 Inter face Functions MLPs Multilink PPP (MLPs) is a set of multiple physical lin ks grouped into a logical pipe called an MLP bundle.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-35 WAN Configuration Channelized T1, E1 and T3 Services Overview Configuring Frame Relay over Channeliz ed T1, E1 and T3 Interfaces Configure Frame Relay over a Chann elized T1, E1 or T3 interface as follows: 30.
30-36 Riverstone Networks RS Switch Router User Guide Release 8.0 Channelized T1, E1 a nd T3 Services Ov erview WAN Configuration Example: Configuri ng Loopbacks and Using BERT T esting on a DS 1 Inter face This example shows the use of BER T to test a structured DS1 interface for a d uration of one hou r .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-37 WAN Configuration Channelized T1, E1 and T3 Services Overview Example: Config uring Loopbacks and Using BERT T esting on a DS3 Interface This example shows the use of BER T to do an internal test of the 15th DS1 line o f a DS3 interface for a dur at ion of one hour .
30-38 Riverstone Networks RS Switch Router User Guide Release 8.0 Channelized T1, E1 a nd T3 Services Ov erview WAN Configuration Example: Config uring Loopbacks and Using BERT T esting on a Channelized E1 Interface This example sho ws the use of BER T to test a structured E1 interface for a duration o f one hour .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-39 WAN Configuration Clear Channel T3 and E3 Services Overview 30.17 CLEAR CHANNEL T3 AND E3 SERVICES OVERVIEW Clear Channel T3 and E3 utilizes the full DS3 bandwidth for data transmissi on as shown in T able 30-4 .
30-40 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration 30.18 SCENARIOS FOR DEPLOYING CHANNELIZED T1, E1 AND T3 This section describes some scenario s for deploying Channelized T1, E1 and T3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-41 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Figure 30 -5 Bridge d MSP MTU/M DU Aggregatio n rsite2 MTU / MD.
30-42 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration Metropolitan Service Provi der RS 32000 Conf iguration The following configuration applies to the RS 32000 router at the Metropolitan Service Provider .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-43 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 hqsite RS 3000 Configurati on The following co nfiguration applies to the RS 3000 router at the head of fice, hqsite.
30-44 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration 30.18.2 Scenar io 2: Rou ted Inter -Of fice Co nnections w ith Only T1 on RS 8x 00 In this scenario, a company’ s sites share data that is held at the Internet Serv ice Provider (ISP).
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-45 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Figure 30 -6 Rou ted Inter-O f fice Co nnections wi th Only T 1 on RS 8x00 T3 Interne t Inter net S er vic e Prov ider POS RS 32000 12.
30-46 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration ISP RS 32000 Configuration The following configuration applies to the RS 32000 router at the ISP .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-47 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 hqsite RS 8600 Configurati on The following co nfiguration applies to the RS 8600 router at the head of fice, hqsite.
30-48 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration rsite2 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote site, rsi te2.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-49 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 rsite3 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote si te, rsite3.
30-50 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration 30.18 .3 Scenari o 3: Route d Inter-O ffice Connec tions wit h T1 and T3 on RS 8x00 In this scenario, a company’ s sites share data that is held at the Internet Serv ice Provider (ISP).
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-51 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Figure 30 -7 Rou ted Inter-O f fice Co nnections wi th T1 and T3 o n RS 8x00 Interne t Inter net S er vic e Prov ider POS RS 32000 12.
30-52 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration ISP RS 32000 Configuration The following configuration applies to the RS 32000 router at the ISP .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-53 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 hqsite RS 8600 Configurati on The following co nfiguration applies to the RS 8600 router at the head of fice, hqsite.
30-54 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration The following co nfiguration applies to the T1 interfaces on the RS 8600 rou ter at the head of fice, hqsite.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-55 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 rsite2 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote si te, rsite2.
30-56 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration rsite3 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote site, rsi te3.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-57 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 30.18.4 Scenar io 4: Rou ted Metrop olitan Ba ckbone w ith Only T1 on RS 8 x00 In this scenario, a number of service providers are connected by a Metropolitan Backbone.
30-58 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration Figure 30 -8 Routed Metr opolitan Backbone w ith Only T1 on RS 8x .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-59 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Metropolitan Service Provi der RS 32000 Conf iguration The following configuration applies to the RS 32000 router at the Metropolitan Service Provider .
30-60 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration hqsite RS 8600 Configur ation The follo wing configurat ion applies to the RS 86 00 router at the head of fice, hqsite.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-61 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 rsite RS 3000 Config uration The following configuration applies to the RS 3000 router at the remote si te, rsite.
30-62 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration Internet Service Provider B RS 3200 0 Configuration The following co nfiguration applies to the R S 32000 router at Internet Serv ice Provider B.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-63 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Application Service Provider RS 80 00 Configuration The following configuration applies to the RS 8000 router at the Applicatio n Service Provider .
30-64 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration 30.18.5 Scenar io 5: Rou ted Metrop olitan Ba ckbone wi th T1 and T3 on RS 8x00 In this scenario, a number of service providers are connected by a Metropolitan Backbone.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-65 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Figure 30 -9 Rou ted Metrop olitan Ba ckbone w ith T1 and T3 on.
30-66 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration Metropolitan Service Provi der RS 32000 Conf iguration The following configuration applies to the RS 32000 router at the Metropolitan Service Provider .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-67 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 hqsite RS 8600 Configurati on The following co nfiguration applies to the RS 8600 router at the head of fice, hqsite.
30-68 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration The following co nfiguration applies to the T1 interfaces on the RS 8600 rou ter at the head of fice, hqsite.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-69 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 rsite RS 3000 Config uration The following configuration applies to the RS 3000 router at the remote si te, rsite.
30-70 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration Internet Service Provider B RS 3200 0 Configuration The following co nfiguration applies to the R S 32000 router at Internet Serv ice Provider B.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-71 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Content Pr ovider RS 8000 Configurat ion The follo wing configu ration appli es to the RS 8000 router at the Content Pr ovider .
30-72 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration 30.18.6 Scenar io 6: Rou ted Inter -Of fice Co nnectio ns with E1 on RS8x0 0 In this scenario, a company’ s sites share data that is held at the Internet Serv ice Provider (ISP).
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-73 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Figure 30 -10 Routed Inter-Office Co nnections with E 1 on RS 8x00 E3 Interne t Inter net S er vic e Prov ider 12.
30-74 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration hqsite RS 8600 Configur ation The follo wing configurat ion applies to the RS 86 00 router at the head of fice, hqsite.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-75 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 rsite2 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote si te, rsite2.
30-76 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration rsite3 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote site, rsi te3. 30.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-77 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 Figur e 30-1 1 s hows the network layout for this scenario. The tables fo llowing the figure show the commands us ed to configure the interf aces for the routers a t the various locations .
30-78 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration RS 8000 Configurati on (Europe) The follo wing configu ration appli es to the RS 8000 rout er .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-79 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 30.18.8 Scena rio 8: Con figuring Frame Relay over Cha nnelized T1 Interfaces In this scenario , a Channelized T1 link on an RS 8 600 is used to con nect a company’ s headquarters to s ix remote sites.
30-80 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration Figure 30 -12 Fra me Relay over Channel ized T1 rsite1 RS 300 0 Configuration port set t1.2.1 framing esf lbo -7.5db port set t1.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-81 WAN Configuration Scenarios for Deploying C hannelized T1, E1 and T3 rsite2 RS 300 0 Configuration rsite3 RS 300 0 Configuration rsite4 RS 300 0 Configuration rsite5 RS 300 0 Configuration port set t1.
30-82 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Channelized T1, E1 and T3 WAN Configuration rsite6 RS 300 0 Configuration hqsite RS 8600 Configur ation port set t1.2.1 framing esf lbo -7.5db port set t1.2.1:1 timeslots 21-24 wan- encapsulation frame-relay interface create ip rs6_hq address-net mask 110.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-83 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 30.19 SCENARIOS FOR DEPLOYING CLEAR CHANNEL T3 AND E3 This section desc ribes some scenarios f or deploying Clear C hannel T3.
30-84 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration Figure 30 -13 Rou ted Inter-Office Co nnections th rough an ISP KEY : T3 refers to Ch annelized T3 CCT3 refers to Clear Channel T3 Internet Inter net S er vic e Pr ovider CCT 3 12.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-85 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 ISP RS 8000 Con figuration The following configuration applies to the RS 8000 router at the ISP .
30-86 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration hqsite RS 8000 Configur ation The follo wing configurat ion applies to the RS 80 00 router at the head of fice, hqsite.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-87 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 The following co nfiguration applies to the T1 interfaces on the RS 8 000 router at the head of fice, hqsite.
30-88 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration rsite2 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote site, rsi te2.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-89 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 rsite3 RS 300 0 Configuration The following configuration applies to the RS 3000 router at the remote si te, rsite3.
30-90 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration 30.19.2 Scenar io 2: Rou ted Metrop olitan Ba ckbone In this scenario, a number of service providers are connected by a Metropolitan Backbone.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-91 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 Figure 30 -14 Rou ted Metrop olitan Ba ckbone KEY : T3 refers to.
30-92 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration Metropolitan Service Provi der RS 8000 Conf iguration The following configuration applies to the RS 8000 router at the Metropolitan Service Provider .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-93 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 hqsite RS 8000 Configurati on The following co nfiguration applies to the RS 8000 router at the head of fice, hqsite.
30-94 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration The following co nfiguration applies to the T1 interfaces on the RS 8000 rou ter at the head of fice, hqsite.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-95 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 rsite RS 3000 Config uration The following configuration applies to the RS 3000 router at the remote si te, rsite.
30-96 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration Internet Service Provider A RS 8000 Configuration The following co nfiguration applies to the RS 8000 router at Internet Service Provider A.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-97 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3 Internet Service Provider B RS 8000 Configuration The following configuration applies to the RS 8000 router at Internet Service Provider B.
30-98 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration Content Pr ovider RS 8000 Configurat ion The follo wing configu ration appli es to the RS 8000 rout er at the Cont ent Provi der .
Riverstone N etworks RS Switch R outer User Guide Release 8.0 30-99 WAN Configuration S cenarios for Deploying Clear Ch annel T3 and E3.
30-100 Riverstone Networks RS Switch Router User Guide Release 8.0 Scenarios for Deploying Clear Channel T3 and E3 WAN Configuration.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 31-1 31 SERVICE CONFIGURATION The service facility is used to config ure rate limiting. It has been designed to reduce the amount of work it takes to configure a large number of th ings that require the s ame configuration.
31-2 Riverstone Networks RS Switch Router User Guide Release 8.0 Service Facility Rate Limiting Types Service Configuration Once created, acl1 becomes bou nd to the p olicy and the policy becom es bound to the IP ad dress specified in the policy . Because it is bound, it can not be used at an other IP address.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 31-3 Service Configuration Creating a Service 31.2 CREATING A SERVICE 31.2.1 Aggregat e Rate Limitin g Serv ice An aggregate rate limiting policy can not be applied to an interface that s pans ports on more than one chann el.
31-4 Riverstone Networks RS Switch Router User Guide Release 8.0 Creating a Serv ice Service Configuration Both the credit count and the replenish rate are calculated by the RS according to the rate-limiting profile defined in the configuratio n.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 31-5 Service Configuration Creating a Service Here is an examp le: 31.2.3 Per-Flow Rate Limiting Service Per-flow rate limiting is enabled on the RS by default.
31-6 Riverstone Networks RS Switch Router User Guide Release 8.0 Applying a Service Service Configuration 31.2.4 Burst-Safe Ra te Limiting S ervice This command creates a burst-safe type rate limiting. Burst-safe allows an administrator to configure committed access rates (CAR) and burst-safe r at es for an y aggregate of f lows.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 31-7 Service Configuration Applying a Service Here are two examples : 31.3.2 Applying Service s Using the MF- Classifier Command The service apply rate-limi t mf-classifier command is used t o apply services to interfaces or ports using MF Cla ssifiers .
31-8 Riverstone Networks RS Switch Router User Guide Release 8.0 Showing a Service Service Configuration 31.4 SHOWING A SERVICE 31.4.1 Aggre gate, Flo w-Aggre gate, P er-Flow , and Bur st-Safe Sh ow Commands T o sh ow these services, use the following commands: Here is an examp le: The fields are: Service Name – Name of t he service dis played.
Riverstone N etworks RS Swit ch Router User Guide Release 8.0 31-9 Service Configuration Showing a Service 31.4.2 Show All Command T o sh ow all services, use the following command: Here is an examp le: The fields are: Service Name – Nam e of th e servi ce.
31-10 Riverstone Networks RS Switch Router User Guide Release 8.0 Port-level Rate Limiting Service Configuration 31.5 PORT-LEVEL RATE LIMITING Note Port-level rate limiting is not yet suppo rted by Service. Use a port-level rate l imiting policy if incoming or outgoing traffic on a particular port needs to be rate limited.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 31-11 Service Configuration Service Configuration Ex amples The configur ation shown in Fi gure 31-2 is created with the following commands: 31.6.2 Applying Bur st-Safe Rat e Limiting The MAN in Figur e 31-3 is equ ipped with RS routers.
31-12 Riverstone Networks RS Switch Router User Guide Release 8.0 Service Configuration E xamples Service Configuration Following is the con figuration: Figure 31 -3 Bu rst-Safe C onfiguration corporationtwo.com corporationone.com lawoffices.com CAR=9000000 Burst-Safe=1000000 MAN Customers customerflow1 181.
Riverstone N etworks RS Switch R outer User Guide Release 8.0 31-13 Service Configuration Rate Limiting Conf iguration Examples The configur ation shown in Fi gure 31-2 is created with the following commands: 31.7 RATE LIMITING CONFIGURATION EXAMPLES Per-Flow Rate Limiti ng The following is an example of configuring per-flow rate limiting.
31-14 Riverstone Networks RS Switch Router User Guide Release 8.0 Rate Limiting Configuration Examples Service Configuration Flow-Aggregat e Rate Limiting The following is an example of configuring flow-aggregate rate limiting. Figure 31 -5 Flow -aggregate rate limiting In the example above, traffic from the subnetwork 122.
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