With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrPpSnmpAdminStatus
Virtual Router Passport Snmp Admin Status
1.3.6.1.4.1.562.2.4.1.100.3.100.1.1
The desired state of the interface. The up state indicates the interface is operational and packet forwarding is allowed. The down state indicates the interface is not operational and packet forwarding is unavailable. The testing state indicates that no operational packets can be passed.
Back to Nortel-Magellan-Passport-VirtualRouterMIB MIB page.
IPHost Network monitor allows you to monitor vrPpSnmpAdminStatus 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 speech servers right now.