With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gsmCsVirtualRouterName
gsm Cs Virtual Router Name
This attribute specifies the VirtualRouter that this GsmIwfCallServer uses to transmit signaling messages to and receive signaling messages from the Mobile Services-switching Center (MSC) that utilizes this GsmIwfCallServer.
Back to Nortel-Magellan-Passport-GsmIwfMIB MIB page.
IPHost Network monitor allows you to monitor gsmCsVirtualRouterName 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 modems right now.