With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
mpanlSigMpanlDteNodeId
mpanl Sig Mpanl Dte Node Id
This attribute indicates the nodeId that uniquely identifies the MPA connected to this Mpanl interface.
Back to Nortel-Magellan-Passport-MpaNetworkLinkMIB MIB page.
IPHost Network monitor allows you to monitor mpanlSigMpanlDteNodeId 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 multiplexers right now.