With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frNniLtsLoad
Frame Relay Nni Lts Load
This attribute indicates the load being generated. This value represents that calculated using the set number of ticks. The actual burstTimeInterval may differ. One entire cycle of the patterns is completed in activeInterval and thus most of the load may be concentrated early in the set interval.
Back to Nortel-Magellan-Passport-FrameRelayNniMIB MIB page.
IPHost Network monitor allows you to monitor frNniLtsLoad 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.