With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
appnLcnVcPriority
appn Logical Channel Number Vc Priority
This attribute displays whether the call is a normal or a high priority call.
Back to Nortel-Magellan-Passport-AppnMIB MIB page.
IPHost Network monitor allows you to monitor appnLcnVcPriority 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.