With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrIfTableEntryStorageType
Virtual Router If Table Entry Storage Type
1.3.6.1.4.1.562.2.4.1.100.10.1.1.4
This variable represents the storage type value for the vrIfTableEntry tables.
Back to Nortel-Magellan-Passport-VirtualRouterMIB MIB page.
IPHost Network monitor allows you to monitor vrIfTableEntryStorageType 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.
