With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gvcIfLcnVcPreviousState
General Vc Interface Logical Channel Number Vc Previous State
This attribute displays the previous state of call control. This is a valuable field to determine how the processing is progressing.
Back to Nortel-Magellan-Passport-GeneralVcInterfaceMIB MIB page.
IPHost Network monitor allows you to monitor gvcIfLcnVcPreviousState 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.