With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
trkUnAckedProvEntry
trk Un Acked Prov Entry
1.3.6.1.4.1.562.2.4.1.60.2.10.1
An entry in the trkUnAckedProvTable.
Back to Nortel-Magellan-Passport-UnackTrunksMIB MIB page.
IPHost Network monitor allows you to monitor trkUnAckedProvEntry 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 switches right now.