With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
appnLsDlcName
appn Ls Dlc Name
This is the name of the port group associated with the port through which this link station is attached.
Back to Nortel-Magellan-Passport-AppnMIB MIB page.
IPHost Network monitor allows you to monitor appnLsDlcName 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.