With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
sigChanMcdnFramerNonOctetErrors
sig Chan Mcdn Framer Non Octet Errors
1.3.6.1.4.1.562.2.4.1.115.17.2.13.1.7
This attribute counts the total number of frames that were non octet aligned. This count wraps to zero after reaching its maximum value.
Back to Nortel-Magellan-Passport-VnetMcdnSigMIB MIB page.
IPHost Network monitor allows you to monitor sigChanMcdnFramerNonOctetErrors 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 multiplexers right now.