With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrIpBgpImportPeerAs
Virtual Router Ip Bgp Import Peer Autonomous System
This key attribute specifies the autonomous system number of the peer from which the routes are learned. A value of 0 for this attribute means that peer AS number will match any AS number.
Back to Nortel-Magellan-Passport-BgpMIB MIB page.
IPHost Network monitor allows you to monitor vrIpBgpImportPeerAs 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.