With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frNniDlciLbLocalTotalFrm
Frame Relay Nni Dlci Lb Local Total Frm
This attribute records the number of frames looped back to the link since loopback was last started.
Back to Nortel-Magellan-Passport-FrameRelayNniMIB MIB page.
IPHost Network monitor allows you to monitor frNniDlciLbLocalTotalFrm 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 secure routers right now.