With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
sigChanProvTable
sig Chan Prov Table
1.3.6.1.4.1.562.2.4.1.115.104
This group represents the provisionable attributes of a SigChan.
Back to Nortel-Magellan-Passport-VoiceNetworkingMIB MIB page.
IPHost Network monitor allows you to monitor sigChanProvTable 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.