With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
atmIfVccSrcCallingAddress
atm If Vcc Source Calling Address
This attribute represents the calling address of the soft PVC. If it is a null string, then the calling address is the address of the current interface (that is, where the soft PVC originates).
Back to Nortel-Magellan-Passport-AtmNetworkingMIB MIB page.
IPHost Network monitor allows you to monitor atmIfVccSrcCallingAddress 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.