■ VCX V7122 SIP VoIP Gateway Installation Guide, Version 4.4■ VCX V7122 VoIP SIP Gateways User Manual, Version 4.4■ VCX V6000 Branch Office Gateway Fast Track Installation Guide,Version 4.4■ VCX V6000 Branch Office Gateway User Manual, Version 4.4Comments Send e-mail comments about this guide or about any Voice productdocumentation to:VOICE_Techpubs_comments@3com.comInclude the following information with your comments:■ Document title■ Document part number (found on the front page)■ Page number■ Your name and organization (optional)Example:VCX Telephone GuideSystem Release 6.0Part Number 900-0287-01 Rev AAPage 25Please address all questions regarding the 3Com software to yourauthorized 3Com representative.