With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frUniDlciBecnFrmFromIf
Frame Relay Uni Dlci Becn Frm From If
This attribute counts the frames received from the interface with the Backward Explicit Congestion Notification (BECN) bit set. When the count reaches maximum it wraps to zero.
Back to Nortel-Magellan-Passport-FrameRelayUniMIB MIB page.
IPHost Network monitor allows you to monitor frUniDlciBecnFrmFromIf 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.