With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
dataSigChanNi2N200
data Sig Chan Ni2 N200
This attribute specifies the maximum number of re-transmissions of a layer2 frame.
Back to Nortel-Magellan-Passport-DisdnNI2MIB MIB page.
IPHost Network monitor allows you to monitor dataSigChanNi2N200 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.