With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
trkUnAckedFramerUtilTable
trk Un Acked Framer Utilization Table
1.3.6.1.4.1.562.2.4.1.60.2.2.14
This group contains the link utilization operational data for a Framer component.
Back to Nortel-Magellan-Passport-UnackTrunksMIB MIB page.
IPHost Network monitor allows you to monitor trkUnAckedFramerUtilTable 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.