With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
dpnGateOperTable
dpn Gate Operational Table
This group of attributes contain the operational information associated with this DpnGateway and the remote to which it has it staged.
Back to Nortel-Magellan-Passport-DpnTrunksMIB MIB page.
IPHost Network monitor allows you to monitor dpnGateOperTable 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.