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613-000989 Rev. A Gigabit Ethernet WebSmart Switch AT-GS950/8POE ◆ Installation Guide.
Copyright © 2008 Allied Telesis, Inc. All rights reserved. No part o f this pub lication may be repro duced without prior wr itten permission from Al lied Telesis, Inc. Allied Telesis and the Allied Telesis logo are trademarks of Allied Tele sis, Incorporated.
3 Electrical Safety and Emissions S tandards This product meets the following standards. RFI Emissions FCC Class A, EN55022 Class A, EN61000-3-2, EN61000-3-3, C-TICK, CE EMC (Immunity) EN55024 Electrical Safety EN60950-1 (TUV), UL 60950-1 ( C UL US ), CSA-C22-2 No.
4 T ranslated Safety S tatements Important: The indicates that a translation of th e safety statement is available in a PDF document titled “Translated Safety St atements” ( 613-000990) posted on the Allied Telesis website a t www.alliedtelesis.
5 Contents Preface ........ ................ ............. ................ ................ ............. ................. ................ ............ ............. ................ 11 Product Documentation ................ ................. .....
Contents 6 Installing the Switch on a Wall ............ ................. ................ ................ ................ ................ ... ................ .......... 41 Resetting the Switch .. ................ ............. ................ ..
7 Figur es Figure 1: AT-GS950/8 POE Switch— Front and Back Panels ............. ....................................... ........... .......... ....... ............. 18 Figure 2: SFP Transc eiver ....................... .............. ........... ...
Figures 8.
9 Ta b l e s Table 1: Safety Symbols ................... ........... .............. ............ .............. ........... .............. ........ .................... ........... .............. .. 14 Table 2: IEEE 802.3af Class vs. Power Levels ....
Tables 10.
11 Pr eface This guide contains the installat ion instructions for the AT-GS950/8POE Gigabit Ethernet WebSmart Switch. This preface con tains the following sections: “Product Documenta tion” o.
Preface 12 Product Documentation For overview information about the softwa re features of the AT-GS950/ 8POE Gigabit Ethernet WebSmart Switch, refer to the AT-S101 Management Software User’s Guide ( P/N 613-000985).
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 13 Starting a Management Session For instructions that describe how to start a web management session o n an AT-GS950/8POE switch, refer to the AT-S101 Management Software User’s Guide .
Preface 14 Safety Symbols Used in this Document This document uses the safety symbols defined in Table 1. T able 1. Safety Symbols Symbol Meaning Description Caution Performing or omi tting a specific action may result in equipment damage or loss of data.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 15 Where to Find Web-based Guides The installation and user guides for all Allied Telesis products are available in portable document format (PDF) o n our web site at www.alliedtelesis.
Preface 16 Contacting Allied Telesis This section provides Allied Telesis contact information for technical support as well as sales and corporate information . Online Support You can request technical sup port online by accessing t he Allied Telesis Knowledge Base: www.
17 Chapter 1 Overview This chapter describes the AT-GS950/8POE switch. This ch apter contains the following sections: “Introduction” on p age 18 “10/100/1000Base-T T wisted Pair Port s.
Chapter 1: Ove rview 18 Introduction The AT-GS950/8POE switch features eight 10/100/100 0Base-T auto- negotiation ports, including four po rts with Power over Ethernet (PoE) capability , and two Gigabit ports. Figur e 1 shows the front and back pan els of the AT-GS950/8POE switch.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 19 PoE feature conforms to IEEE802.3af Da ta T erminal Equipment (DTE) Supports backpre ssure flow control at h alf-duplex and IEEE802.3x at full-duplex Head of Line (HOL) blocking prevention Web ma nagement with a pre-assigned IP address of 19 2.
Chapter 1: Ove rview 20 10/100/1000Base-T Twisted Pair Ports This section describes the twisted pair port s on the switches. Connector Type The ports are 8-pin RJ-45 connectors that use four pins at 10 or 100 Mbps and all eight pins at 1000 Mbps. For the p in assignments, refer to “RJ-45 Twisted Pair Port Pinouts” on page 6 5.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 21 Cable Type The cabling requirements fo r a 10/100/1000Base-T port a re: For 10 Mbps ope ration: S tandard TIA/EIA 568-B-compliant Cate gory 3 or better shielded or unshielded c abling with 100 ohm impe dance and a frequency of 16 MHz.
Chapter 1: Ove rview 22 Power over Ethernet The four of the twisted pair ports on the AT-GS9 50/8POE switch feature Power over Ethernet (PoE) which is a mechan ism for supplying power to network devices over the same twist ed pair cables used to carry network traffic.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 23 Power Budgeting The AT-GS950/8POE switch provides a maximum of 15.4 W of power per port on four of the eight ports for a total p ower consumption of 62 W, while at the same time furnishing sta ndard 10/100 Mbps Ethernet functio nality.
Chapter 1: Ove rview 24 Redundant Twisted Pair Ports Two of the twisted pair ports on the AT-GS950/8POE switch are paired with SFP slots. The twisted pair ports are identified wit h the letter “R” for “Redundant” as part of their number on t he faceplate of the unit.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 25 SFP Transceiver Slots The AT-GS950/8POE switches feature slot s for two optional Gigabit Ethernet SFP transceivers that inte rconnect network devices ove r large distances using fiber optic cable.
Chapter 1: Ove rview 26 LEDs The following sections describe the PoE, twisted p air port, SFP, and system LEDs. See Figure 3 for an illustration of the LEDs on an AT- GS950/8 POE switch. Figure 3. Port LEDs on an AT-GS950/8POE Switch PoE LEDs The AT-GS950/8POE switch has four PoE ports and f our corresponding PoE LEDs.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 27 10/100/1000Base- T Twisted Pair Port LEDs A twisted pair port has two LEDs labeled SPD (spee d) and L/A (link/ activity). The SPD LED indicates the port spee d. The L/A LED indicates the activity on a port.
Chapter 1: Ove rview 28 System LED There is one system LED on the front panel of the switch. It is the POWER LED which indicates wheth er or not the switch is rece iving power. See Table 6 for a description. T able 6. System LED LED St ate Description POWER Off The switch is not receiving power .
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 29 Power Supply The AT-GS950/8POE switch has an in ternal power supply with a single AC power supply socket on the back panel which features au toswitch AC inputs. To power the switch on or o ff, connect or disconnect the power cord provided with the switch.
Chapter 1: Ove rview 30 Network Topologies This section describes the network topologies o f the AT-GS950/8POE Gigabit Ethernet WebSmart Switch : power workgroup and collapsed backbone. Both types of topologies are described in the following sections.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 31 Figure 5. Collapsed Backbone—Hub Topology AT- G S 950/ 8 POE 8 Port 10/100/1000M b p s + 2 S FP Com b o We bS m a rt S witch S F.
Chapter 1: Ove rview 32.
33 Chapter 2 Installing the Hardwar e This chapter provides procedures to install an AT-GS950/8POE switch on a desktop, in a rack, and on a wall as well as how to reset the switch.
Chapter 2: Inst alling the Hardware 34 Reviewing Safety Precautions Please review the following safety pr ecautions before you begin to install the switches or any of their components.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 35 All Countries: Install produ ct in accordance with local and National Electrical Codes.
Chapter 2: Inst alling the Hardware 36 Selecting a Site for the Switch Observe the following requirements when choosing a site for your switch: If you plan to inst all the switch in an equipment rack, ensure that th e rack is secured safely and that it will not tip over .
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 37 Unpacking a Switch To unpack a switch, perform the following procedure: 1. Remove all components from the shipping package s. Note Store the packaging material in a safe location. You must use the original shipping material if you need t o return the unit to Allied Telesis.
Chapter 2: Inst alling the Hardware 38 Installing the Switch on a Desktop You can install the AT-GS950/ 9POE switch on a desktop, in a rack, or on a wall. To install a switch on a desktop, perform the fo llowing procedure: 1. Remove all of the equipment from the package a nd store the packaging material in a safe place.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 39 Installing the Switch in an Equipment Rack To install the switch in a stand ard 19-inch rack, perform the following procedure: Note Steps 1, 2, and 3 are optional. The se steps provide instructions on how to remove the snap-on p lastic feet from the bottom of a switch.
Chapter 2: Inst alling the Hardware 40 Figure 8. Attaching Rack-Mount Brackets 5. Install the second rack-mo unt bracket on the other sid e of the switch with the four remaining screws. 6. Mount the switch in a 19-inch rack using standard screws (not provided), as shown in Figure 9.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 41 Installing the Switch o n a Wall To install the switch on a wall, pe rform the following procedure: Note Steps 1, 2, and 3 are optional. The se steps provide instructions on how to remove the snap-on p lastic feet from the bottom of a switch.
Chapter 2: Inst alling the Hardware 42 5. Place the switch on the wall. Then mount the switch using the four #10-32 Phillips screws which are shipped with t he product as shown in Figure 11. Figure 11. Attaching the switch to the wa ll Note For cabling information, see Chapter 3, “Cabling the Network Ports” on page 45.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 43 Resetting the Switch You may need to reset the switch after upgrading the firmware or after you have made a configuration change that requires resetting the switch to activate the change.
Chapter 2: Inst alling the Hardware 44.
45 Chapter 3 Cabling the Network Ports This chapter contains gui delines and instructio ns for attaching network cables to an AT-GS950/8POE switch . This chapter contains the fo llowing sections: .
Chapter 3: Cablin g the Network Ports 46 Cable Specifications This section provides information a bout th e twisted pair and SFP cables. Twisted Pair Cable Specifications Table 7 lists the cabling specificati ons for the 10/100/1000Base-T twisted pair ports.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 47 Note A 10/100/1000Base-T twisted pair port must be set to Auto- Negotiation to operate at 1000 Mbp s.
Chapter 3: Cablin g the Network Ports 48 Cabling the Switch Observe the following guidelines when c onnecting a twisted pair or fiber optic cables to ports on the switch: The connector on the cable should fit snugly int o the port on the switch. The tab on th e connector should lock the connector into place.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 49 Connecting an RJ-45 Cable There are eight RJ-45 ports on the AT-GS950/8POE switch. Ports 1 through 4 are PoE ports To connect an RJ-45 cable to th e switch, perform the following procedure: 1.
Chapter 3: Cablin g the Network Ports 50 Installing Optional Transceivers Review the following guidelines before installing an optional SFP transceiver in a switch: A transceiver can be hot-swapped; the switch can be powered on when you install it.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 51 2. Remove the transceiver from its shipping containe r and store the packaging material in a safe loca tion. 3. Position the transceiver with the label facing up. 4. Slide the transceiver into the slot until it clicks into place .
Chapter 3: Cablin g the Network Ports 52 7. Insert the fiber optic cable into the SF P transceiver. See Figure 17. Figure 17. Inserting the Fiber Optic Cable 8. Repeat this procedure to install another SFP transceiver. For SFP optical and cabling specific ations, consult the do cumentatio n shipped with the module.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 53 Powering on a Switch To power on a switch, perform the followin g procedure: 1. Plug the power cord into the AC powe r connector on the back panel of the unit, as shown in Figure 18.
Chapter 3: Cablin g the Network Ports 54.
55 Chapter 4 T r oubleshooting This chapter contains informat ion about how to troubleshoot a switch in the event a problem occurs. Sections in the cha pter include: “Power LED is Off” on p ag.
Chapter 4: Tro ubleshooting 56 Power LED is Off Check the PWR LED on the front of the switch. If t he LED is off, indicating that the unit is not receiving power, do the following: Make sure the power cord is securely connected to the p ower source and to the AC connector on the back p anel of the switch.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 57 Twisted Pair Port Link LED is Off When a twisted pair port on the switch is connected to a properly operating end node, the L/A LED f or the port should be on .
Chapter 4: Tro ubleshooting 58 Port PoE LED is not Solid Green On those ports that are supplyin g PoE power to another device, verify that the port PoE LED is solid green. If the LED is not solid green, do the following: V erify that the connected device is no more than 10 0 feet from the switch.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 59 Port PoE LED is Off If the PoE LED is off, then do both of the fo llowing: V erify that the twisted pa ir cable is securely connected to t he port on the switch and to the port on the conne cted device; and V erify that the connected device conforms to IEEE 802.
Chapter 4: Tro ubleshooting 60 SFP LED is Off When a fiber optic port on the switch is co nnected to a properly operating end node, the Link LED for the port should be on. If a Link LED is off, d o the following: V erify that the end node connected to the port is powered ON and is operating properly .
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 61 Transceiver is Installed but the Status is “Not Present” If a SFP transceiver is installed in a transceiver slot but the Uplin.
Chapter 4: Tro ubleshooting 62 Switch Functions Intermittently If a switch functions intermittently, check the system hardware statu s through the management interface : Note the current volt age for the power supp ly compared to th e optimum rating.
63 Appendix A T echnical Specifications Physical Specifications Dimensions (H x W x D): 4.32 x 33 x 23.5 cm (1.7 x 12.99 x 9.07 in.) Weight: 2.54 kg (5.
Appendix A: Technica l Specifications 64 Certifications EMI (Emissions): FCC Class A, ICES-003 Class A, EN55022 Class A, EN61000-3-2, EN61000-3-3, C-TICK, CE EMC (Immunity): EN55024 Electrical and Laser Safety: EN60950-1 (TUV), UL 60950-1 ( C UL US ), CSA-C22-2 No.
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 65 RJ-45 Twisted Pair Port Pinouts Figure 19 illustrates the pin lay out of an RJ-45 connector and port. Figure 19. RJ-45 Connector and Port Pin L ayout Table 8 lists the pin sig nals when a port is operating in t he MDI configuration at 10 or 100 Mbp s.
Appendix A: Technica l Specifications 66 Table 10 lists the pin signals when a p ort operating at 1000 Mb ps. T able 10. Pin Signals - 1000 Mbp s Pinout Pair 1P a i r 1 + 2P a i r 1 - 3P a i r 2 + 4P .
AT-GS950/8POE Gigabit Ethernet WebSmart Switc h Installation Guide 67 RJ-45 Style Serial Terminal Port Pinouts Table 11 lists the pin signals on the RJ-45 style serial terminal port.
Appendix A: Technica l Specifications 68.
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