With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrBrTbSteAddressIndex
Virtual Router Br Tb Ste Address Index
This variable represents an index for the vrBrTbSte tables.
Back to Nortel-Magellan-Passport-BridgeMIB MIB page.
IPHost Network monitor allows you to monitor vrBrTbSteAddressIndex 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.