With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vncsVpModemFaxEncodingChoiceValue
vncs Vp Modem Fax Encoding Choice Value
1.3.6.1.4.1.562.2.4.1.44.3.325.1.2
This variable represents an individual value for the vncsVpModemFaxEncodingChoiceTable.
Back to Nortel-Magellan-Passport-VncsCallServerMIB MIB page.
IPHost Network monitor allows you to monitor vncsVpModemFaxEncodingChoiceValue 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 switches right now.