With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frNniDlciMeasurementInterval
Frame Relay Nni Dlci Measurement Interval
This attribute specifies the time interval (in milliseconds) over which rates and burst sizes are measured. This attribute should be ignored when rateEnforcement is off.
Back to Nortel-Magellan-Passport-FrameRelayNniMIB MIB page.
IPHost Network monitor allows you to monitor frNniDlciMeasurementInterval 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.