With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrIpBgpPeerConnectionEstablishedTransitions
Virtual Router Ip Bgp Peer Connection Established Transitions
This attribute counts the total number of times the BGP connection state transitioned into the established state.
Back to Nortel-Magellan-Passport-BgpMIB MIB page.
IPHost Network monitor allows you to monitor vrIpBgpPeerConnectionEstablishedTransitions 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.