With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
sigChanEQsigT23
sig Chan E Qsig T23
1.3.6.1.4.1.562.2.4.1.115.2.11.1.1
This attribute specifies the layer 2 enable request timer.
Back to Nortel-Magellan-Passport-VnetEtsiQsigMIB MIB page.
IPHost Network monitor allows you to monitor sigChanEQsigT23 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.