With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
trkIfIndex
trk If Index
This is the index for the IfEntry. Its value is automatically initialized during the provisioning process.
Back to Nortel-Magellan-Passport-TrunksMIB MIB page.
IPHost Network monitor allows you to monitor trkIfIndex 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.