With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
tdmaCsVirtualRouterName
tdma Cs Virtual Router Name
This attribute specifies the virtual router that this TdmaIwfCallServer uses for transmitting and receiving signaling messages to and from the DMS-MTX.
Back to Nortel-Magellan-Passport-TdmaIwfMIB MIB page.
IPHost Network monitor allows you to monitor tdmaCsVirtualRouterName 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.