With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrIpOspfAreaAsBdrRtrCount
Virtual Router Ip Ospf Area Autonomous System Bdr Rtr Count
The total number of Autonomous System border routers reachable within this area. This is initially zero, and is calculated in each Shortest Path First Pass.
Back to Nortel-Magellan-Passport-IpMIB MIB page.
IPHost Network monitor allows you to monitor vrIpOspfAreaAsBdrRtrCount 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 modems right now.