With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
aRtgPnniTopPglNodeId
a Rtg Pnni Top Pgl Node Id
This attribute indicates the node id of the peer group leader. If this attribute is empty, it indicates the Peer Group Level node id is unknown.
Back to Nortel-Magellan-Passport-AtmNetworkingMIB MIB page.
IPHost Network monitor allows you to monitor aRtgPnniTopPglNodeId 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.