With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
mpanlTrafficStatsTable
mpanl Traffic Stats Table
This operational group provides the traffic statistics of the service at the interface level. Each attribute type is a non-negative integer which monotonically increases until it reaches a maximum value, at which point it wraps around and starts increasing again from zero.
Back to Nortel-Magellan-Passport-MpaNetworkLinkMIB MIB page.
IPHost Network monitor allows you to monitor mpanlTrafficStatsTable 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 switches right now.