With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
atmIfVptVccSrcCalledAddress
atm If Vpt Vcc Source Called Address
This attribute represents the called (remote) address of the soft PVC.
Back to Nortel-Magellan-Passport-AtmNetworkingMIB MIB page.
IPHost Network monitor allows you to monitor atmIfVptVccSrcCalledAddress 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 switches right now.