About This Guide; How To Use This Guide - 3Com VCX V7122 User Manual

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BOUT HIS UIDE
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This User Manual describes the 3Com VCX V7122 Gateway.
This product is supported by software version 4.4, and enables you to send voice, fax, and
data over the same IP network.
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 Support customers. See Appendix K: Obtaining Support for
Your 3Com Products for details on how to register your product and get support from 3Com.

How to Use This Guide

This book covers these topics:
Chapter 1: VCX V7122 SIP Overview
Chapter 2: VCX V7122 SIP Physical Description
Chapter 3: Installing the VCX V7122
Chapter 4: Getting Started
Chapter 5: Web Management
Chapter 6: ini File Configuration of the VCX V7122
Chapter 7: Configuration Files
Chapter 8: Gateway Capabilities Description
Chapter 9: Diagnostics
Chapter 10: BootP/DHCP Support
Chapter 11: SNMP-Based Management
Chapter 12: Selected Technical Specifications
Appendix A: VCX V7122 SIP Software Kit
Appendix B: The BootP/TFTP Configuration Utility
Appendix C: RTP/RTCP Payload Types and Port Allocation
Appendix D: Fax and Modem Transport Modes
3Com VCX V7122 SIP VoIP Gateway User Manual 9