With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frDteStDlciHqByteThresholdExceeded
Frame Relay Dte St Dlci Hq Byte Threshold Exceeded
This attribute counts the number of packets discarded due to the queueByteThreshold being exceeded. This counter will wrap around to 0 when it exceeds its maximum count.
Back to Nortel-Magellan-Passport-FrameRelayDteMIB MIB page.
IPHost Network monitor allows you to monitor frDteStDlciHqByteThresholdExceeded 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.