474 Appendix G Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunksIP Trunk 3.01 (and later) cannot be installed on an ITG 8-port trunk card.However, IP Trunk 3.01 (and later) can interwork with ITG Trunk 2.0 nodes.IP Trunk 3.01 (and later) does not interwork with ITG Trunk 1.0 nodes.Upgrade procedure summaryStep Action1 If required, select at least one ITG 8-port trunk card to supportDCHIP functionality. In some cases, a new ITG-Pentium 24-porttrunk card supports DCHIP functionality.2 Install the DCHIP PC Card and pigtail cable in the selected ITG8-port trunk card.3 Remove all ITG Trunk 1.0 software and configuration files from theITG 8-port trunk cards.4 Install new ITG/ISL Trunk software on the ITG 8-port trunk cards.5 Remove ITG 1.0 configuration data the system.6 Configure the upgraded cards as if performing a new ITG-Pentium24-port trunk card installation.When a node includes both ITG 8-port trunk cards and ITG-Pentium24-port trunk cards, all ITG 8-port trunk cards must be upgraded tothe ITG Trunk 2.0 software. The standard configuration is to havethe ITG-Pentium 24-port trunk card support the DCHIP functionality.—End—Before you beginProcedure 79 "Preparing for an upgrade" (page 474) describes how toprepare for an upgrade. The steps can be accomplished in any order. Thelist is numbered for convenience.Procedure 79Preparing for an upgradeStep Action1 Upgrade to TM 3.1 or later. Make sure all the ITG and AlarmManagement applications are installed.2 Upgrade Meridian 1 software to Release 25 or later. ITG/ISL Trunksrequire Packages 145 (ISDN) and 147 (ISL). Install additionalsoftware packages, such as Package 148 NTWK, as required forNortel Communication Server 1000IP Trunk FundamentalsNN43001-563 02.01 StandardRelease 5.5 21 December 2007Copyright © 2007, Nortel Networks.
