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DL3800E Inverse Multiplexer User ’ s Guide P a r t 098 - 30380 - 01 R e v F July 9, 2001.
C OPYRIGHT AND T RADEMARKS Copyright © 2001 , Quick Eagle Networks W orld copyright reserved. No part of this publication may be stored in a retr ieval system, transmitted, or repr oduced in any way .
Buyer's exclusive r emedy , and Quick Eagle Networks' total liability , f or any and all losses and d amages arising out of any caus e whatsoever (whether such cause is based in contract, tort [including neglig ence], strict liability , or otherwise) sh all in no event exceed th e repair price of the unit fr om which such cause arises.
R IGHT S TO S OFTWARE Quick Eagle Network ( "QEN") software pr oducts are pr oprietary to QEN and shall remain the property of QEN. Other than the limited, non- exclusive and non-transferabl.
Malfunction of the equipment: In the event this equipment should fail to operate pr operly , disconnect the unit from the teleph one line. T ry using another FCC approved telephone in the same telephone jack.
VCCI REGULATOR Y COMPLIANCE • Eur opean ha rmonize d standa r ds 73/23 /EEC/, 91/ 31/EEC, 89/336/ EEC, 93/6 8/EEC , and 91/263/ EEC • UL 1950 3r d Edit ion • CAN/CSA C22.
vii T able of Contents Preface xvii Audience xvii Organiza tion xvii Convention s xviii Symbols xviii Typography xix Quick Eagle Networ ks Technical Suppo rt xx Returning a Unit xx Send Us Your Commen.
viii DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 Application 2 -3 Functional Des cription 2-4 Signal F low 2-4 E1 Port Crossover Detection 2-5 Overhe ad Func tions 2-6 Chap ter 3, .
ix Configuratio n 4-17 Unit Config uration 4-17 DTE Configu ration 4-20 Network Conf iguration 4-25 Network Thresholds 4-28 Save Configuratio n 4-30 System Utiliti es 4-30 Softwa re Do wnload 4-31 Sof.
x DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 Front Panel LE Ds 5-3 Access Levels An d Protected Mode 5-4 Power Up And Reset 5-5 Top Menu 5-5 Select Remote/Select Local 5-7 Display.
xi Appendix A, Sp ecificati ons A-1 E1 Network Interface A-1 External Clock Interface A-1 DTE Interface A-2 COMM PORT A-2 NMS Po rt (SNMP) A-2 Front Panel A-3 Diagnostics A -3 Power A-3 Environmental .
xii DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 Index I- 1.
xiii List of Figur es Figur e 1- 1 DL3800E Inve rse Multipl exer (fr ont panel) 1-1 Figur e 2-1 DL3800E In verse Mult iplexer 2-1 Figur e 2-2 T ypical Appl ication f or DL3800E 2-3 Figur e 2-3 DL3800E.
xiv Figur e 4-12 DTE CONFIGURA TION MENU (HSSI) 4-22 Figur e 4-13 Network Configurat ion Scr een 4-26 Figur e 4-14 Network Thr esholds Configuration 4-29 Figur e 4-15 SYSTEM UTILITIES MENU 4-30 Figur .
xv List of T ables Table 4-1 Main Menu 4-4 Table 4-2 3800E Alarm Descripti ons 4-5 Table 4-3 NET Statistics Items 4-13 Table 4-4 Alarm Level 4-16 Table 4-5 Node Configuration Options 4-18 Table 4-6 DT.
xvi DL3800E Inverse Multi plexer User ’ s Guide — July 9, 2001 Table B-1 COMM and NMS Por t Pin Assignments B-1 Table B-2 HSSI DCE Connector Pin Assignm ents B-1 Table B-3 V.35, M-34 to DB- 25 DTE Cable Pi n Assignments B-2 Table B-4 EIA-530, DB-2 5 to DB-25 DCE Conn.
xvii Pr eface The DL3800E Inverse Multiplexer U ser ’ s Guide provides the information you need to install, test, operate, and manage the DL380 0E Inverse Mu ltip le xer .
xviii DL3800E Inve rse Multiplexe r User ’ s Gui de — July 9, 2001 C ONVENTIONS This section describes the f ormats used to dif fer entiate specific types o f information throughout Quick Eagle Networks user guides. Symbols Symbols denote text that requires special attention.
Preface xix T y pography Quick Eagle Networks manuals delineate the names of files, comma nds, and actions by using the fonts and typefaces described in th e following table: Ty p e f a c e o r Symbo l Purpose E xample Courier Font AaBbCc123 The names of co mmands, fil es, and directories, as we ll as on-scre en computer output.
xx DL 3800E Inverse Multiplexer Us er ’ s Gui de — July 9, 2001 Q UICK E AGLE N ETWORKS T ECHNIC AL S UPPOR T If you should experience dif ficulty with the setup and/or operation of your Quick Eagle Networks equipment, the Quick Eagle Networks T echnical Support staf f can a ssist you at any time.
Preface xxi S END U S Y OUR C OMMENTS Please let us know if this user guide ma nual meets your re quiremen ts. Does the manu al answer your ques tions? Is the manual thorough? Is the manual easy to us.
xxii DL3800E Inve rse Multiplexer Us er ’ s Gui de — July 9, 2001.
1-1 1 Quick Install Guide 1 P URPOSE This chapter is a quick reference for the setup and configuration of the DL3800E Inverse Multiplexer (see Figure 1-1). Please note that not all configuration items w ill be discussed, because this chapter only serves to get you up and running.
1-2 DL3800E Inve rse Multiplexer Us er ’ s Guide — July 9, 2001 1 Setup T erminal Log On Connect your terminal to the CO MM port on the back of the DL 3800E unit. Befor e you can log into the unit, you must ma ke sure that terminal settings match the DL3800E.
Quick Instal l Guide 1-3 1 Network Configuration S e t u p a p o r t f o r e a c h E 1 l i n e y o u p l a n t o u s e . S e t Alarm to Report . Set ACTICVE/REST ORE MODE to Use w/au to restore . Normally is CRC4 enable. Primary clock Xmt=Network (assuming carrier or remote unit providing timing).
1-4 DL3800E Inve rse Multiplexer Us er ’ s Guide — July 9, 2001 1.
2-1 2 Intr oduction 2 S YSTEM O VER VIEW The DL3800E Inverse Multiplexer brid ges the gap between E1 and E3 data services by pr oviding E1 multiplexing of m ultimegabit (up to Nx1.
2-2 DL38 00E Inverse Mul tiplexer User ’ s Gu ide — July 9, 2001 2 The DL3800E unit featur es an automatic rate fallback in the even t of a failing E1 circuit.
Introduction 2-3 2 System Benefits The numer ous featur es of the DL3800E unit pr ovide you with many benefits: • Reliable, full performance access to E1 networks for the widest variety of DTE produ.
2-4 DL38 00E Inverse Mul tiplexer User ’ s Gu ide — July 9, 2001 2 F UNCTIONAL D ESCRIPTION The base DL3800E unit configuration consists of a motherboard with two (E1) network interface connectors and the DTE connectors (HSSI and V .35/RS4 49/X.2 1).
Introduction 2-5 2 When the incoming signal is framed on the inverse mux fra me, the framer will start loadi ng its Dual Port RA M. The address to the Dual P ort RAM is derived fr om the 16-bit in verse mux frame.
2-6 DL38 00E Inverse Mul tiplexer User ’ s Gu ide — July 9, 2001 2 Figure 2-3 DL3800E Un it Functional Sc hematic Overhea d Funct ions The overhead func tions consist o f a controller , front panel, two RS 232 communication interfac es (terminal and netw ork management), a nd a power supply .
3-1 3 Installation 3 I NSTALLATION 1. Unpack an d inspe ct the DL3 800E unit for damag e that mi ght have occurred du ring shipment. I f necessary , wipe of f the exterior with a soft clot h. Save all pa cking slips a nd papers t hat come with t he unit.
3-2 DL3800E Inverse Multi plexer User ’ s Guide — July 9, 2001 3 8. Co n fi g ur e U n i t See “ Unit Con figuration ” o n p ag e 4 - 1 7 (ASC II terminal) a. Co n fig ur e CO MM PORT See “ Unit Con figuration ” o n p ag e 4 - 1 7 (ASC II terminal) b.
Installat ion 3-3 3 P OWER C ABLES A ND C ONNECTIO NS T h e D L 3 8 0 0E u n i t c a n b e o r d e r e d w i t h a n A C o r D C p o w e r s u p p l y . AC Power Connec tion An AC power co rd is s upplied wi th the DL38 00E -AC-X XX to pr ovide 120 to 240 V AC power .
3-4 DL3800E Inverse Multi plexer User ’ s Guide — July 9, 2001 3 4. Connect the ground ( +) wire t o the + te rminal i n the same way . 5. Connect the frame ground te rminal t o the l ocal eart h ground, if requir ed.
Installat ion 3-5 3 E1 N ETWORK C ONNECTION The eight port con nector can be eith er a DB-9, DB-1 5, or BNC. The connectors are located on the DL3800E unit back panel for connecting to the E1 networks. Connect the DL3800E unit to each E1 Network using the appr opriate cable and connectors, available fr om Quick Eagle Networks.
3-6 DL3800E Inverse Multi plexer User ’ s Guide — July 9, 2001 3 Direct Connec tion For dir ect connection, using the appr opriate DE-9 cable, connect the ASCII terminal or SNMP workstation to the DL38 00E unit through the T erminal or SNMP connector on the back of the rear pa nel.
Installat ion 3-7 3 Daisy Chai ning Multiple DL3800E units can be daisy-chained together through the T erminal Por t to provide centralized network monito ring and mana gement capabilities. A ribbon-type cable with DB-9 connectors is available from Quick Eagle Networks for daisy-chaining your DL3800E units.
3-8 DL3800E Inverse Multi plexer User ’ s Guide — July 9, 2001 3.
4-1 4 T erminal Interface 4 L OG I N /L OG O FF Each D L3800E un it is equ ipped w ith an i ntegr ated RS-2 32 AS CII user interface that can be accessed thr ough the COMM PORT (DE-9 conne ctor) located on the re ar panel of the DL3800E. Through this interface, you can perform various functions described in th is section.
4-2 DL3800E Inverse Multiple xer User ’ s Guide — July 9, 2 001 4 4. T o log on to anothe r DL3800 E unit on the same d aisy chain, simply type Ctrl-X , fo llowed by a # and t he Node Numb er an d press En ter . The prev ious unit is logged out a nd the new unit is logged on.
T erminal Interface 4-3 4 The next two lines in the menu, w hich are alwa ys highlighted, r epresent the Status Bar . The first line of the Status Bar displays the pr oduct type, the software release number , node numbe r , node name, da te & time, an d curren t ala rm statu s of t he u ni t.
4-4 DL3800E Inverse Multiple xer User ’ s Guide — July 9, 2 001 4 I NVERSE M ULTIPLEX ER M AIN M EN U C OMMANDS When a DL3800 E unit is first powered up, the Main Menu ( Figure 4-1 on page 4-3 ) appears on the terminal screen. This describes those functions that can be pe rformed, parameters viewed, cha nged and/or de leted fr om this menu.
T erminal Interface 4-5 4 A LAR MS AND S TATUS The ALARM S AND ST A TUS MENU is a view-o nly scr een that al lows you to r eview the curr ent ALARMS AND ST A TUS items being reported by the DL3800E. T o access this screen, move the highlight bar in the INVERSE MUL TIP LEXE R MAI N MENU to A LARMS AND ST A TU S and press Enter .
4-6 DL3800E Inverse Multiple xer User ’ s Guide — July 9, 2 001 4 AIS DET Alarm Indicati on Signal Detec ted — Net Port detects an un framed continuous s t r e a m o f b i n a ry o n e s . AIS Alarm Indication Signal — Not used. YEL Det Y ellow Alarm (RAI — Remote Al arm Indication ) Detected.
T erminal Interface 4-7 4 SES Thresh old Net Port has exce eded the Severe ly Errored Secon d Threshold. UAS Thresh old Net Port has exce eded the Unavailable Second Thre shold. BPV MN/MJ Net Port has declared a Bipolar V iolation Major or Min or Alarm.
4-8 DL3800E Inverse Multiple xer User ’ s Guide — July 9, 2 001 4 ROM Chec ksum F ail This oc curs if the chec ksum for the code image st ored in ROM does not m atch that expecte d. No Ext Clk No clock de tected on t he External Clock DB-- 9 connector on the back panel.
T erminal Interface 4-9 4 DTE L oss The sign al ind ica ting DT E pr esen ce has been lo st. DTR On The V . 35 DTR si gnals is present. RTS On The V .35 R TS s ignal is present. RLB On The V .35 DTE Remote Loopback signal has been set. L T On The V .35 L T signal is pr esent.
4-10 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 NOTE: Status display wi ll read ACTIVE , if the DL 3800E unit is in Inverse Mux mode and receiving I-Framing on the E1 without Blu e, Y ellow , or Red A larms or Ma jor Alarm Thres holds being ex ceeded.
T erminal Interface 4-11 4 Statistics This menu allows you to access the performan ce ST A TISTICS SUBMENU o f a n y E 1 p o r t . H ig h l i g ht S T A T I ST I C S i n t h e I N V E R S E M U X M A I N MENU, and press the Enter key . Th e ST A T IS TICS MEN U app ear s ( Fi gure 4-3 ).
4-12 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 T o view the performance statistics of any one E1 port, highlight that port and press Enter .
T erminal Interface 4-13 4 Figure 4-5 Additional NET ST A TISTICS . T able 4-3 NET Stat istics Items Para meter De fin ition EFS Error Free Sec onds (EFS) i s calculate d whenever ESR is calculated , and is the si mple percentage c omplement of ESR: EFS = 100.
4-14 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 BPV This display pr ovides the number of Bipolar Violations (B PVs) that ha ve occur red during the accumulation period.
T erminal Interface 4-15 4 Event Histor y Use t his scr een t o r eview a nd clear t he DL38 00E un it alar m and stat us history . T o view the EVENT HIST OR Y , move the highlight bar to EVENT HISTOR Y in the NODE MAIN MENU, and pr ess Enter . Use the up and down keys to move to the next or previous page of the EVE NT HISTOR Y M ENU.
4-16 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 T o clear the r eport of all History Events, move the highlight bar to CLEAR HISTOR Y and press Enter .
T erminal Interface 4-17 4 Configuration The CONFIGURA TION M ENU item pr ovides access to a series of submenus to configure various parameters of the unit, DTE, and network. Highlight Configura tion in the INVERSE M UL TIPLEXER MAIN MENU and press Enter to access the CONFIGURA TION MENU.
4-18 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 Figure 4-8 UNIT CONFIGURA TION MEN U T able 4-5 Node Configuration Options Option Action Date Move the highlight bar to D ate, and enter a valid date with the format MM/DD/YY , and press the En ter key .
T erminal Interface 4-19 4 Front Panel This feature enables (On) or disables (Off) your ability to make changes in the config uration or run test s from the fro nt panel display and buttons. T o change the Front Panel feat ure, highlight Front Panel, and use the Spac e Bar to toggle betwee n Off and On.
4-20 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 T o update the node database with all the chan ges made, move the highlight bar to CO NFIRM and press Enter . Changes can be confirm ed after each chan ge, or , after all changes have been made.
T erminal Interface 4-21 4 Figure 4-9 DTE CONF IGURA TION MENU (V .35 ) Figure 4-10 DTE CONFIGURA TION MENU (RS449) DIGITAL LINK DL3800E SR 3.00.22 NODE 1 : 09/20/00 03:55:47 MJ SELECTED DEVICE ADDRESS: 1.00.000 NAM E: DTE CONFIGURATION Exit Confirm DTE INTERFACE: V.
4-22 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 Figure 4-11 DTE CONFIGURA TION MENU (X.21) Figure 4-12 DTE CO NFIGUR A TION MENU (H SSI) DIGITAL LINK DL3800E SR 3.00.22 NODE 1: 09/20/00 03:56:16 MJ SELECTED DEVICE ADDRESS: 1.00.
T erminal Interface 4-23 4 T able 4-6 D TE CONFIGUR A TION MENU Options Para meter De scriptio n/Actio n DTE Inter face This allows you to select V .35, R S449, X.21 or HSSI as the DTE Interface. T o change the present DTE Interface, use the UP an d DOWN ARROW keys to highligh t DTE Interface.
4-24 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 DSR (Data Se t Ready) This allows you to Ass ert, DeAssert, or set to automati c the DSR leads.
T erminal Interface 4-25 4 Network Configuration This submenu allows yo u to configure various Network parameters. The configurable parameters include CRC4, TSLOT16, and Natio nal Bits. T o access the NETWORK CONFIGURA TION MENU, move the highlight bar to NETWORK CONFIGURA TION in the CONFIGURA TION MENU and press Return .
4-26 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 Figure 4-13 Network Configurat ion Screen T able 4-7 NETWO RK CONFIGUR A TION MENU Opt ions Para meter De scriptio n/Actio n Alar.
T erminal Interface 4-27 4 TSLOT16 Allows you to selec t between DA T A and FLA G. If DA T A is selected, timeslo t 16 will be use d for payload data. If FLAG is sele cted, timeslot 16 will not be used for paylo ad and will be st uffed with the value 7E hex.
4-28 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 Network Thresholds This menu allows you to enable/disa ble the automatic F A LLBACK feature and set the various Ne twork Alarm Thresholds that will cause the E1 lines to automatically be taken out of service.
T erminal Interface 4-29 4 Figure 4-14 Network Thresholds Con figuration Through the CONSECUTIVE T HRESHOLDS section of this menu, you disable or enable th e fallback condition r elating to the number of consecu tive sec onds ( fr om 1 to 1 00) in w hich a CRC, SE S or UAS a larm thr eshold is ex ceeded.
4-30 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 Save Configuration This option allows you to m anually back up the database to EEPROM at any time. T o Save Configuration and back up the database to EEPROM, highlight the Save Configura tion in the CONFIGURA TION MENU, and press the Ent er key .
T erminal Interface 4-31 4 Software Dow nload This selection is used to choose the desired mode for upgrading the DL3800E un it software revision level via download if this option is available. Highlight SOFTW ARE D OWNLOAD in the SYSTEM UTILITIES MENU and press Enter .
4-32 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 1. Copy the f iles o ff the flopp y onto th e hard driv e on th e PC. The names of the f iles w ill vary in a ccor dance wi th the curr ent software revisi on. The fi le nam e should look si milar to t he following: V1 0xxxxx .
T erminal Interface 4-33 4 Software Dow nload Options Immediate Software Ac tivation (Ena ble/Disa ble) The IMMEDIA TE SOFTW A RE ACTIV A TION mode is contro lled fr om the SYSTE MS UT ILITI ES/SOF TW A RE DOWN LOAD M ENU.
4-34 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 RAM Software Options RAM Software Op tions - Quer y RA M Softwar e This feature determines when a valid software image exists in RA M by checking th e CRC and image ID . The query indicates if the softwar e can be activated in the unit.
T erminal Interface 4-35 4 TFTP Software Down load If immediate softwar e activation is enabled on the tar get unit, the softwar e is downloaded to the target unit, and is activated by copying the code fr om RAM to FLASH and then rebooting. A TFTP Software Download server is built into th e DL3800E.
4-36 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 T o delete the entire unit configuration, select DELETE ENTIRE UNIT CONFIGURA TION from the SOFTW ARE UTILITIES MENU, an d press Enter . Use the arr ow keys to highlight the Desir ed Action field.
T erminal Interface 4-37 4 T o Restart No de Softwar e, select DELE TE ENTIRE UNIT CONFIGURA TION from the SOFTW ARE UTILITIES MENU ( Figur e 4-17 ) and press Enter . Use the arr ow keys to highlight the Desired Action field. Press the space bar until RESTA RT NODE SOFTWARE appea rs in the field.
4-38 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 Users must ha ve Full Access class to view or chan ge this screen. The na me and pa sswor d can be any alph anumeri c desi gnati on up to 16 characters in length.
T erminal Interface 4-39 4 SNMP Configuratio n Through the SNMP CONFIGURA TION MENU, you configure the Network Manager (NMS) port on the rear panel of the DL3800E, setting various addresses and configurable items required for operation with an SNMP Network Manager .
4-40 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 T able 4-9 SNMP Configuration Options Option Description/Ac tion Unit IP Address The Unit IP Address is a 32-bit quantity w hich uniquely identifies the node in the IP network. This address is used by the SNMP manager to acce ss informat ion from th e node.
T erminal Interface 4-41 4 T o update the SNMP database with all the changes made, move the highlight bar to CONFIRM , and press the Enter key . Changes can be confirmed af ter each chan ge or after all ch anges have been made . IP Bridging to a Remote Unit The IMUX un it now supports bridging of se lected IP packets to the remote IMUX unit.
4-42 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 However , it is important to note that the remote IMUX ’ s “ Unit IP Add ress ” parameter must be set to some non-zero va lue in order to r espond to the bridged IP packets. SNMP trap packets from the r emote IMUX unit are m odified upon r eceipt.
T erminal Interface 4-43 4 Te s t s The TESTS MENU allows you to initiate or stop four types of loopbacks for each in dividual network port: DTE/NET WORK LOOPBACK f or the DTE, P A YLOAD LOOPBACK , LINE LOOPBACK, and LO CAL LOOPBACK. For troubleshooting suggesti ons see “ T roubleshooting the DL 3800E ” on page 6- 3 .
4-44 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 T o initiate a test, use the CURSOR keys to move the highlight bar to DTE/Netw ork Loo pback or a Payloa d or Line Loopbac k on a selec ted port. Use the s pace bar to toggle between OFF and ON until ON appears in the display .
T erminal Interface 4-45 4 Figure 4-21 Loopbacks within the DL3800E unit Remote Lo opback Dete ction The DL3800E has the capa bility of detecting loopbacks which are set on the rem ote 3800E or s omewhere in the network line.
4-46 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4 . Manual Network Rest oratio n The DL3800E ’ s E1 ports ar e no rmally set to auto restor e. However , you may choose to individually restore E1 networks after they fail, thr ough the MANUAL NETWORK RESTORA TION MENU.
T erminal Interface 4-47 4 Figure 4-22 MANUAL NETWORK RESTORA TION MENU T o manually re store a n E1 port (n etwork), use the UP and D OWN ARROW keys to highlight the line item of the corr esponding network port number . To g g l e f r o m No Change to Restore using the Space Bar .
4-48 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 4.
5-1 5 Front Panel Interface 5 G ENERAL The fro nt panel ( Figure 5-1 ) feature s a 16 character vacuum fluor escent display and four buttons that help you to move through the various menus to configure the unit, perform tests, and obtain vital performance data.
5-2 DL3800E Inverse Multi plexer User ’ s Gu id e — July 9, 2001 5 The fr ont panel buttons are al so used for Alarm Cuto ut. When an alarm condition occurs, the External Alarm Output contacts close. This typically actuat es exte rnal al arm ind icators such as b ells or ala rm lights.
Front Pa nel Inte rface 5-3 5 Front Panel LEDs T able 5-1 Fro nt Pane l LEDs Indication De scription T est T est In Progress LED Off No tests are in progre ss. Solid Red A test condition exists. Data P ort LEDs TD Data DT E Activity L ED. Repre sents puls es to DTE.
5-4 DL3800E Inverse Multi plexer User ’ s Gu id e — July 9, 2001 5 Access Leve ls And Pr otect ed Mode Front panel access can be limited by placing the DL3800E unit in the Protected Mode. In this mode, you can use the Front Panel User Interf ace only to monitor the sta tus of the unit and its Error Counters, and view its configuration.
Front Pa nel Inte rface 5-5 5 This procedur e tak es the unit out of the Prote cted Mode (and clears any password that may have been pr ogrammed) and sets all parameters to their default settings. T o allow you to perform this procedure when the unit is in protected mode, the Pr otected Mode is ignored in the first sixty seconds after powering up.
5-6 DL3800E Inverse Multi plexer User ’ s Gu id e — July 9, 2001 5 T h i s m e nu l o o p m a y a l s o b e e n t e r e d a t a n y t i m e b y p r e s s i n g t he Exit button to go up the menu hierarchy until reaching the T OP MENU.
Front Pa nel Inte rface 5-7 5 The Configuration MENU is used to view and change the unit's configuration parameters, date and time , network interface parameters, and DTE interfa ce parameters. Both the DISPLA Y and CONFIGURA TION MENUS are also able t o access the remote unit.
5-8 DL3800E Inverse Multi plexer User ’ s Gu id e — July 9, 2001 5 Node (C ommon Equi pment) Status This display shows the status of the unit. NODE ST A TUS is accessed from the DISPLA Y MENU by pressin g Enter when NODE STATU S appear s in th e displa y .
Front Pa nel Inte rface 5-9 5 DTE Status The next display shows th e status of the DTE data po rt. The menu is accessed by pr essing Enter when DTE S TATUS appears in the display . If err ors are detecte d, one or more of the following messages will appear .
5-10 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 Pressing the DOWN ARROW from any of these displays will step you through the last 96 15-minute intervals while dis playing the number of err ors in each of the interval. From the Net ST A TISTICS MENU, pr ess Enter .
Front Pa nel Inte rface 5-11 5 EB/CV An Errored Block (EB) is a block in which one or m ore bits are in error . The EB if therefore equivalent to t he Code Violation (CV) count calculated and disp layed in the previous vers ions of the D L3800E. This count al lows a user to mon itor the rate of EB faults on a line that i s unavailable.
5-12 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 T ES T M ENU The TEST MENU is used to activate network loopbacks and DTE loopbacks. The TEST MENU is only available when the unit is no t in the Protected Mode.T ests are per formed by selecting a test fr om the TEST MENU or on e of the TEST submenus, an d press ing Enter .
Front Pa nel Inte rface 5-13 5 NOTE: A menu item wil l appear only for those E1 network interfaces. installed. DTE TESTS NET 2 TESTS NET 3 TESTS NET 4 TESTS ENTER EXIT ENTER EXIT LINE LOOPBACK TEST ME.
5-14 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 DTE T EST S Only one loopback can be initi ated through the DTE TESTS MENU, a bi- directional DTE/NET Loopback. T o access the DTE TESTS MENU from the TEST MENU, pr ess Enter when DTE TEST S appear s in t he displ ay .
Front Pa nel Inte rface 5-15 5 Network T ests (1-8) Thr ee NETWORK TESTS can be performed thr ough this menu: P A YLOAD (P A Y LD) LOOPB ACK, LINE LO OPBACK and L OCAL LOOPBACK . T o access NETWORK TESTS MENU fr om the TEST MENU, p ress Enter when NETWORK TESTS MENU for a par ticular E1 cir cuit (NET 1 thr ough NET 8) appears in the displ ay .
5-16 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 Line Loopback The Line loopback i s used to verif y the operat ion of the E1 network connection (E1 through E8). Th e line loopbac k loops the data received from the E1 network back tow ards the network.
Front Pa nel Inte rface 5-17 5 C ONFIGURATIO N M ENU The CONFIGURA TION M ENU is used to back up the database and to view and change th e unit and Comm Port Configuratio n parameters, network interface pa rameters, and D TE interface para meters. The r emote unit configuration may also be viewed and chan ged.
5-18 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 T able 5 -4 CON FIGU RA TION MEN U Items Menu Defin ition Backup Database Used to manually bac kup the database to EEPROM NODE CONFIG MENU Used to set the unit ’ s ID, date, time, and communications port.
Front Pa nel Inte rface 5-19 5 Node Confi guration The NODE CONFIG MENU allows you to configure the NODE ID, NODE N U M B E R , D A T E & T I M E a n d *N O D E C O M M P OR T ( T e r m i n a l ) . I t a l s o displays the NODE HW REV and the SOFTW ARE REV , which ar e set by the factory .
5-20 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 The NODE CONFIGURA T ION MENU is used to configure various parameters of the DL3800 E, including the followi ng.
Front Pa nel Inte rface 5-21 5 T able 5-5 NODE CONFIGURA TIO N MENU Items Para meter De fin ition Unit ID The Unit ID is an alphanumeric designation up to 16 characters in length. The unit is shippe d without a Unit ID. T o acce ss Unit ID from th e NODE CONFIGURA TION MENU , press Enter when Unit ID appears.
5-22 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 Local T e rminal XO N/XOFF W ith the F low Control feature On, the terminal ca n request that the T erminal quit sending data when its buffers are full.
Front Pa nel Inte rface 5-23 5 Note that both the NODE HW (HARDW ARE) REV and the NODE SW (SOFTW ARE) REV are set a t the factory and cannot be changed.
5-24 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 DTE Conf iguratio n Menu This menu allows you to set various configurab le items for the DTE port. For each item on this menu, pr essin g the Enter button causes the configurable item to start flashin g.
Front Pa nel Inte rface 5-25 5.
5-26 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 Network Confi g The NETWORK CONFIG MENU allows you to change various configurable items common to a ll E1 network ports. For each item on th is menu, pressing Enter causes the configurable item to start flashi ng.
Front Pa nel Inte rface 5-27 5.
5-28 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 NET N Config The NET N CONFIG MENU allows you to change various configurable items common to all E1 network ports. The menu is shown below . For each item on this menu, pr essing Enter causes the configurable item to start flashing.
Front Pa nel Inte rface 5-29 5 Pressing Enter when NET THRESHOLDS appears in the display scr een will start the menu and allo w you to scroll, using the down or up arrow buttons, through the following.
5-30 DL3800E Inver se Multiplexe r User ’ s Guid e — July 9, 2001 5 T o turn a Majo r Alarm ON or OFF , use the U P and DOWN AR ROW buttons to get the specific alarm in the display window and press Enter . U s i n g t h e ar r o w b u t t o ns , s e l e c t O N o r O F F .
6-1 6 Diagnostics 6 E QUIPMENT R ETURN A ND R EPAIR If faulty equipment is suspected, perform the tests in this section. If, afte r perfor ming th ese te sts, t he DL38 00E uni t or any associ ated m odule i s suspecte d to be fa ulty , call Quick Eagl e T echni cal Support at (408) 745-4200 .
6-2 DL3800E Inv erse Multiplex Us er ’ s Gui de — July 9, 2001 6 Figure 6-1 TESTS MENU DTE/Netw ork Loopback T est Use the DTE/NETWORK Loopback test to verify the data port and associated cabling. This bi-directional loopback loops the received data port signal back to the data port and the received E1 proce ssor signal back to the E1 network.
Diagno stics 6 -3 6 Payloa d Loopb ack and Lin e Loop back T es ts Use the P A YLOAD Loopback and LINE Loopback tests to verify the proper oper ation o f the DL38 00E un it an d selecte d E1 n etwor ks. Both tests loop the pa yload data received fr om the E1 networ k back to the network.
6-4 DL3800E Inv erse Multiplex Us er ’ s Gui de — July 9, 2001 6 accomplished through DTE loopback and a self test. T esting f or the proper f unctioning of the remote DL3800E unit is accomplished by a Line loopback .
Diagno stics 6 -5 6 The NETWORK E1 port LED ’ s on the DL380 0E unit never i lluminat e. Make sur e the E1 cable from you r ser vice provider i s conn ected to the DL3800E. Make sure that the E1 por t is set to configuration other than “ NE VER US E ” .
6-6 DL3800E Inv erse Multiplex Us er ’ s Gui de — July 9, 2001 6 The NETWORK E 1 LEDs on an DL3800E un it are flashi ng green. Make sure a valid D TE device is con nected to the DL3800E, and is powered on. If no DTE device is connected and the unit is configured for V .
Diagno stics 6 -7 6 The conn ected DTE de vice shows in termittent e rrors. Run a DTE/NET Loo pback to verify the physical connection betwe en the local DTE device an d the DL3800E. If errors are reported during this loopb ack, check th e DTE cable. Make sure t he DTE device supports the D TE port clocking option.
6-8 DL3800E Inv erse Multiplex Us er ’ s Gui de — July 9, 2001 6 Y ou canno t ac cess th e DL3800E unit from a terminal. The terminal must be running a VT100 or compatible terminal emulation program. Make sure you are using a straight through cable with pin 8 CTS cut at the terminal end.
A-1 A Specifications A E1 N ETWORK I NTER FACE E XTERNAL C LOCK I NTER FACE Parame ter Sett ing Interface T ype E1 Number of Por ts 2, 4, 6 or 8 Framing Formats CRC4 (Enabled or Disable d) Line Code HDB3 T ransmit Line Rate 2.048 Mbps ± 50 ppm Receive Line Rate 2.
A-2 DL3 800E Inverse Multiplexer User ’ s Gui de — July 9, 2001 A DTE I NTER FACE COMM POR T NMS P OR T (SNMP) Item Interface Electrical Interface HSSI or V .
Specifi cations A- 3 A F RO N T P ANE L D IAGN OSTICS P OWER E NVIRO NMEN TAL Item Interface Display 16 Character Alphanumeric Key Pad F our Keys DTE Status LEDs TD, RD, R TS (T A), CTS ( CA), HSSI, T.
A-4 DL3 800E Inverse Multiplexer User ’ s Gui de — July 9, 2001 A P HYS ICA L /C ONNECTORS E XTERNAL A LARM C ONTACTS Storage T emperatu re -20 o C to 60 o C Relat ive Humidity 0 to 95% Nonco ndensin g Altitude -200 ft to 10000 ft (-60.1 m to 3.0 48 km) above sea le vel MTBF 8 years.
Specifi cations A- 5 A The External alarms are used to turn on a Bell or Light to indicate that an alarm has occurred on the DL3800E. Either the Major , Minor , o r both can be wired to the DB-9 Connector on the back. Normally Open ( Major or Min or) – Th e Al arm is off when there i s an open on the alarm circuit.
A-6 DL3 800E Inverse Multiplexer User ’ s Gui de — July 9, 2001 A.
B-1 B Pinouts B T ERMINAL C ONNECT ION DCE C ONNECTORS T able B-1 COMM and NMS Por t Pin Ass ignment s SIGN AL DI RECTI ON PIN Receiv e Data T o T e rminal 2 RD Send Dat a From T erminal 3 SD Clear to.
B-2 DL3800E I nverse Multi plexer User ’ s Gu id e — July 9, 2001 B C HANNEL 1 D ATA C ABLE P IN A SSIG NMENTS The pin a ssignme nts f or the V .35 , M-34 to DB-25 D TE cable a re l isted in Ta b l e B - 3 . SG- Signal Ground 5 ancillary from DCE — 19 44 5 ancillary from DCE T o DTE 20- 24 33-49 SG - Signal Gr ound — 25 50 T able B-3 V .
Pino uts B-3 B T able B-4 EIA-530, DB-25 to DB-25 DCE Connector Pin Assignmen ts DB-2 5 DB-25 SIGN AL 17 35 24 11 SCTE 7 25 4 19 RTS 24 6 16 3 RD 22 4 14 2 TD 11 18 6 25 DSR 27 8 13 5 CTS 13 31 8 10 R.
B-4 DL3800E I nverse Multi plexer User ’ s Gu id e — July 9, 2001 B DB-25 to DC-3 7 Data Por t Cable Pin A ssignments The pin assignments for the DB-25 to DC-37 Data Port cable are listed in Ta b l e B - 5 .
Pino uts B-5 B C OMMUNICATION P OR T P IN A SSIGNME NTS RS-449, DC-37 to DB-25 DCE Cable Pin Assignm ents T able B-6 des cribes the RS- 449, DC-37 to DB-25 DCE cable pin as sign ment s.
B-6 DL3800E I nverse Multi plexer User ’ s Gu id e — July 9, 2001 B E1 N ETWORK P IN A SSIGNMEN TS The network con nector is a DA -15 conne ctor . The assign ments for the Network connector are given below .
Pino uts B-7 B X.21 TO DB-25 C ABLE P INOUTS E XTERNAL C LOCK C ONNECTOR P IN A SSIGNME NTS A DE-9 connector is provided on the DL3800E unit rear panel for connection to an External Clock. Pin Assignm ents for the External Clock connector ar e as Listed in T able B-1 4: T able B -9 DB-2 5 to DB-1 5 Pino uts X.
B-8 DL3800E I nverse Multi plexer User ’ s Gu id e — July 9, 2001 B Per RS-422 requir ements, the receive r has an input sensitivity of 200 mV over the input volta ge range of ±7 V . The fr equency is 2.04 8 MHz ± 50 ppm , and the impeda nce is 10 k W.
Pino uts B-9 B A LAR M P INOUT Pin Assignments f or the Alarm conne ctor are as follows: T able B-1 1 Alarm Pinout Maj - Major Min - Minor NC - Normally Closed (unless alarm co ndition is true this pi.
B-10 DL3800E Inver se Multiplexe r User ’ s Guide — July 9, 2001 B DC P OWER C ONNECTIONS Figure B-1 DC Powe r Conne ction s DTE C LOCK R ATES T able B-12 DTE Clock Rate s NETWORKS DTE CLOCK RA TE, MBP S TSLOT16= DA T A 1 1.976 2 3.952 3 5.928 4 7.
C-1 C Factory Default Setti ngs C T able C -1 Unit Settings Unit Set ting ALARM ENABLE D isabled AUTOMA TIC BACKUP 5 minutes after each database chan ge FRONT P ANEL On UNIT NUMBER 0 TERMINAL BAUD RA .
C-2 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 C T able C-3 Net work Setting s Network Se tting ALARM Mask ACTIVE/RESTORE M ODE Never Use FRAME CR C4 LINECOD E HDB3 TSLOT 16 DA T A NA TI ONAL BI T 1-5 PRI MARY CLOCK SOUR CE Xmt Int.
Facto r y Default Se ttings C-3 C BITS & P ARITY 8 bits, No parity STOP BITS 2 T able C-6 T est Settings Te s t s Setting ALL LOOPBACKS & TESTS Off T able C-5 SNMP Configuration Settings SNM P.
C-4 DL3800E In verse Multiple xer User ’ s Guide — July 9, 2001 C.
G-1 G Glossary G A ABAM A designation for 22-gauge, 1 10-ohm, plastic-insulated, twisted-pair W estern Electric cable normally used in central offices .
G-2 DL3800E I nverse Multip lexer User ’ s G uid e — July 9, 2001 G B B8ZS (B ipol ar 8 Zero S ubst ituti on) A technique used to a ccommodate the ones den sity requir ements of T 1 transmission. bandwi dth The data-carrying capacity of a transmission medium, usually measured in Hertz (Hz), which equals cycles per second.
Glossar y G- 3 G broadba nd Services or interfaces that operate above the T1 data rate, typically at N xT 1, T3 , SONET , o r A TM s pe e ds . BPV (Bipo lar V iolatio n) Occurs when the ones bit is not repr esented with the opposite signal of the previo us ones bit.
G-4 DL3800E I nverse Multip lexer User ’ s G uid e — July 9, 2001 G connector A physical interface, such as DB - 1 5 or R S- 23 2 -C , typically with male or female components. CPE (Cus tomer Premi ses Equi pment) Equipment that interfaces the telephone network and physically resides at your location.
Glossar y G- 5 G data li nk Any serial data communication transmission path, generally between two adjacent nodes or devices and without any intermediate switching n odes. data li nk laye r In the OS I model, the network processing entity that establishes, maintains and releases da ta link connections between adjacent elements in the netw ork.
G-6 DL3800E I nverse Multip lexer User ’ s G uid e — July 9, 2001 G DSU Loopba ck A DSU l oopback i s intended to include as much o f the cust omer data communications cir cuitry in t he looped-back path as possible. The signal passe s from the re mote unit into the local un it as far as the DS U.
Glossar y G- 7 G equali zation The spacing and operatio n of amplifiers so that the ga in provided by the amplifier , per transmission frequency , coincides with the signal los s at the same frequency; circuitry that compensates for the diff erences in attenuation at diff eren t freq uencies.
G-8 DL3800E I nverse Multip lexer User ’ s G uid e — July 9, 2001 G frame re lay A high-speed pa cket switching pr otocol used fo r wide ar ea networks (W ANs); faster than traditional X .2 5 networks, because it was designed for today's re li a b le circuits and performs less rig orous error detection.
Glossar y G- 9 G LOF (Loss of Frame) Occurs when a received digital signal loses fram e synchronization. LOFC (Loss of Frame Count ) A count of declar ed Loss of Frame ev ents ( ES F fr aming only).
G-10 DL3800E Inver se Multiplexe r User ’ s Guide — July 9, 2001 G multidr op A communications arrangement where multiple devices share a common transmission channel, though only o ne may transmit at a time. N NEBS A network Equipment Buildin g Systems require ment.
Glossar y G- 11 G pola rity Any condition wher e ther e ar e two opposing cha rges, such as positive and negative. port The physical po int of access into a computer , n etwork or oth er electronic device. pro toc ol A formal set of rules governing the format, timing, sequencing and err or control of exchanged messages on a data netw ork.
G-12 DL3800E Inver se Multiplexe r User ’ s Guide — July 9, 2001 G RS23 2-C An EI A specif ied physical interface, with associa ted electrical signaling, between data cir cuit terminating equipment (D CE) a nd data terminating equipment ( DT E).
Glossar y G- 13 G SG (S igna l G round ) A s ig n al f rom D T E to DSU/CSU. simplex current One way trans mission used by T elco to pr ovide power to r epeaters. SLIP (S erial L ine IP ) A TCP/IP protocol that allows IP packets to be transmitted over a serial link, such as a dial-up or private telephone line.
G-14 DL3800E Inver se Multiplexe r User ’ s Guide — July 9, 2001 G T -Carrier A time-division, m ultiplexed digital transmission f acility , usually operating at an a gg reg a t e d a ta r at e of 1.544 M bp s . telne t A remote terminal application that enables you to log on to a remote computer o n t h e s a m e I P n e t w o r k .
I-1 I Index I A Alarm Leve l 4-1 6 Alar ms and Statu s 4-5 Application 2-3 Audien ce xvii AW G t r a y c a b l e 3- 3 B Button Overview 5- 1 C cable installing DC power 3-4 cable ties 3-4 COMM and NMS.
I-2 DL3800E Inverse Multip lexer User ’ s Guid e — July 9, 200 1 I N NET (1-8) Statistics 5-9 NET (1-8) Status 5-9 NET N Config 5-2 8 NET ST A TISTICS MENU I nformation Display 5-9 NET Ststis tics.
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