With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
trkUnAckedFramerUtilEntry
trk Un Acked Framer Utilization Entry
1.3.6.1.4.1.562.2.4.1.60.2.2.14.1
An entry in the trkUnAckedFramerUtilTable.
Back to Nortel-Magellan-Passport-UnackTrunksMIB MIB page.
IPHost Network monitor allows you to monitor trkUnAckedFramerUtilEntry 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.