With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gsmCsCommentText
gsm Cs Comment Text
Use of this attribute is at the discretion of the system administrator. Typically, this attribute specifies the name of the trunk group at the Mobile Services-switching Center (MSC) configured for this GsmIwfCallServer plus any other commentary information.
Back to Nortel-Magellan-Passport-GsmIwfMIB MIB page.
IPHost Network monitor allows you to monitor gsmCsCommentText on Allied Telesis device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Nortel secure routers right now.