With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
ipivcMaximumNumberOfLcn
ipivc Maximum Number Of Logical Channel Number
This attribute contains the maximum number of LCNs that can be setup to the IP Interface over Vc. It defines the maximum number of calls that the external network management systems can setup to IpiVc simultaneously.
Back to Nortel-Magellan-Passport-IpiVcMIB MIB page.
IPHost Network monitor allows you to monitor ipivcMaximumNumberOfLcn 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.