With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frNniDlciDcRemoteDlci
Frame Relay Nni Dlci Dc Remote Dlci
L(LCN) of the destination. This attribute provides the remote LCN (Logical Channel Number) - it is used only for PVCs, where the parameter Type is set to a value of PVC.
Back to Nortel-Magellan-Passport-FrameRelayNniMIB MIB page.
IPHost Network monitor allows you to monitor frNniDlciDcRemoteDlci 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 multiplexers right now.