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V7122 Digital Gateway
Installation Guide
System Release 5.0
http://www.3com.com
Part Number 900-0487-01 Rev AA
Published December 2007
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3Com Corporation, 350 Campus Drive, Marlborough MA 01752-3064 Copyright © 2007, 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corpora
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CONTENTS ABOUT THIS GUIDE 5 How to Use This Guide 5 Conventions 6 Model Numbers for the V7122 Gateways 6 Documentation Comments 6 Notices 7 WEEE EU Directive 7 Abbreviations and Terminology 7 CHAPTER 1: QUICK START 9 CHAPTER 2: INSTALLING THE V7122 GATEWAY 11 Unpacking 12 Package Contents 12 Mounting the V7122 Gateway 13 Mounting the V7122 Gateway on a Desktop 13 Installing the V7122 Gateway in a 19-inch Rack 13 Cabling the V7122 Gateway 15 Connecting the E1/T1 Trunk Interfac
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Configuring Basic SIP Parameters 31 Configuring the Trunk Settings 33 CHAPTER 4: CHANGING THE V7122 GATEWAY USERNAME AND PASSWORD 37 CHAPTER 5: RESTORING AND BACKING UP THE V7122 GATEWAY CONFIGURATION 39 CHAPTER 6: MONITORING THE V7122 GATEWAY 41 Monitoring the V7122 Gateway LEDs 41 V7122 Gateway Chassis LED Indicators 41 TP-1610 Front Panel LED Indicators 41 Monitoring the V7122 Gateway Trunks and B-channels 43 CHAPTER 7: UPGRADING THE V7122 GATEWAY 45 Software Upgrade Wizard 45
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ABOUT THIS GUIDE This Installation Guide describes the installation of the V7122 Digital Gateway. Information contained in this document is believed to be accurate and reliable at the time of printing. However, because of on-going product improvements and revisions, 3Com cannot guarantee the accuracy of printed material after the Date Published nor can it accept responsibility for errors or omissions. Updates to this document and other documents can be viewed by registered Technical Supp
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Conventions Table 1 lists conventions that are used throughout this guide. Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions. Caution Information that alerts you to potential loss of data or potential damage to an application, device, system, or network. Warning Information that alerts you to potential personal injury or death. Model Numbers for the V7122 Gateways ® This guide describes the insta
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Example: 3Com V7122 Digital Gateway Installation Guide Part Number 900-0487-01 Page 25 See Appendix A: Obtaining Support for Your 3Com Product for details about how to register your product and get support from 3Com. Notices WEEE EU Directive Pursuant to the WEEE EU Directive, electronic, and electrical waste must not be disposed of with unsorted waste. Please contact your local recycling authority for disposal of this product. Abbreviations and Terminology Each abbreviation, u
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8 V7122 Digital Gateway Installation Guide
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CHAPTER 1: QUICK START This Installation Guide helps you to set up the V7122 gateway for the first time. Prior knowledge of IP networks is preferred. The following steps provide a quick setup flow. For detailed information about how to fully configure the gateway, see the V7122 Digital Gateway User Guide. 1. Unpack the V7122 gateway 2. Mount the V7122 gateway 3. Cable the V7122 gateway 4. Assign the V7122 gateway IP address 5. Configuring the V7122 gateway basic control protocol para
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10 V7122 Digital Gateway Installation Guide
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CHAPTER 2: INSTALLING THE V7122 GATEWAY Figure 1 shows the front view of the V7122 media gateway. For information about the V7122 gateway LEDs, see Monitoring the V7122 LEDs. Figure 1 VT122 Gateway Front View Table 2 V7122 Gateway Front View Component Descriptions Item # Label Component Description 1 FAULT Dual AC Power LED 2 cPCI board locking screws 3 cPCI latches 4 TP-1610 cPCI board, 16-trunk configuration 5 Status LED Indicators 6 T1/E1 STATUS E1/T1 Trunk Status LED Indi
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WARNING: Electrical Shock The equipment must only be installed or serviced by qualified service personnel. To install the V7122 gateway, follow these 4 steps: 1 Unpack the V7122 gateway (see Unpacking). 2 Check the package contents (see Package Contents). 3 Mount the V7122 gateway (see Mounting the V7122 Gateway). 4 Cable the V7122 gateway (see Cabling the V7122 Gateway). After powering-up the V7122 gateway, the Ready and LAN LEDs on the front panel turn to green (after a self-testin
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Two brackets and four bracket-to-device screws for 19-inch rack installation option. Four anti-slide bumpers for desktop installation. This Installation Guide. Figure 2 19-inch Rack & Desktop Accessories Mounting the V7122 Gateway The V7122 gateway can be mounted on a desktop, or installed in a standard 19-inch rack. See Cabling the V7122 Gateway for cabling the V7122 gateway. Mounting the V7122 Gateway on a Desktop No brackets are required. Optionally, attach the four (supplied)
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To attach the two front side brackets, follow these 3 steps: 1 Remove the two screws nearest the front panel on either side of the device. 2 Align a bracket over two holes on one side (so that the brackets larger holes face front) and with the two supplied replacement screws, screw in the bracket. 3 Perform the same procedure on the other side. Figure 3 V7122 Gateway Front View with 19-inch Rack Mount Brackets CAUTION: Rack Mount Safety Instructions (UL) When installing the chassi
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To attach the device to a 19-inch rack, follow these 2 steps: 1 Position the device in your 19-inch rack and align the left-hand and right-hand bracket holes to the required holes in the vertical tracks of the 19-inch rack. 2 Use standard 19-inch rack bolts (not provided) to fasten the device to the frame of the rack. 3Com recommends using two additional rear mounting brackets (not supplied) to provide added support. Users assembling the rear brackets by themselves should note the fol
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Table 3 V7122 Gateway Rear Panel Cabling (16 Trunks, Dual AC Power) Component Descriptions Item # Label Component Description 1 RTM locking screws. Two Category 5 network cables, connected to the two Ethernet RJ- 2 ETHERNET 45 ports. 3 TRUNKS Two 50-pin Telco connector cables, each supporting eight trunks. 4 Protective earthing screw. 5 100-240~1.5A Dual AC power cables. Figure 5 V7122 Gateway Rear Panel Cabling (8 Trunks, DC Power) Table 4 V7122 Gateway Rear Panel Cabling (8 Tru
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2 Connect the E1/T1 trunk interfaces (see Connecting the E1/T1 Trunk Interfaces). 3 Install the Ethernet connection (see Installing the Ethernet Connection). 4 Connect the power supply (see Connecting the Power Supply). Connecting the E1/T1 Trunk Interfaces Connect the V7122 gateway E1/T1 Trunk interfaces using either Telco or RJ-48 connectors: To connect E1/T1 trunk interface using 50-pin Telco connectors (16-trunk device), follow these 3 steps: 1 Attach the Trunk cable with a 50-pin m
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Table 5 E1/T1 Connections on each 50-pin Telco Connector E1/T1 Number Tx Pins (Tip/Ring) Rx Pins (Tip/Ring) 1 to 8 9 to 16 1 9 27/2 26/1 2 10 29/4 28/3 3 11 31/6 30/5 4 12 33/8 32/7 5 13 35/10 34/9 6 14 37/12 36/11 7 15 39/14 38/13 8 16 41/16 40/15 To connect E1/T1 trunk using RJ-48c connectors, follow these 2 steps: 1 Connect the E1/T1 trunk cables to the ports labeled Trunks 1 to 8 (in the case of the 8- trunk device) on the V7122 RTM. 2 Connect the other ends of the Trunk cabl
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Figure 8 Pinout of RJ-45 Connectors RJ-45 LAN Connector and Pinout 1 2 3 4 5 6 7 8 1 = Tx+ 4, 5, 7, 8 2 = Tx- not connected 3 = Rx+ 6 = Rx- For redundant operation it is recommended to connect each of the Ethernet connectors to a different switch. Connecting the Power Supply Connect the V7122 gateway to the power supply using one of the following methods: Connecting the AC Power Supply To connect power when using a single AC power cable: Attach one end of the supplied 100/240 VAC po
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For the dual AC power supply note the following: • The LED on the left side of the chassis is only connected when the dual AC is used. It is not relevant to the single AC power connection. • If only a single socket is connected to the AC power, (while the other plug is left unconnected) the chassis LED (on the left side) is lit red, indicating that one of the dual power inlets is disconnected. • When both the AC power cables are connected, one of the plugs can be disconnected under po
