With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
trkAtmLastCalculatedVccUtilization
trk Atm Last Calculated Vcc Utilization
This attribute indicates the last calculated receive utilization of the ATM VCC. It is calculated every 30 seconds based on comparing the number of cells received by the AtmIf Vcc with the estimated available bandwidth on the AtmIf Vcc.
Back to Nortel-Magellan-Passport-AtmTrunksMIB MIB page.
IPHost Network monitor allows you to monitor trkAtmLastCalculatedVccUtilization 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.