With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
traceRcvrX25DnaRowStatus
trace Receiver X25 Dna Row Status
1.3.6.1.4.1.562.2.4.1.106.2.2.2.1.1.1
This variable is used as the basis for SNMP naming of traceRcvrX25Dna components. These components cannot be added nor deleted.
Back to Nortel-Magellan-Passport-X25TraceRcvrMIB MIB page.
IPHost Network monitor allows you to monitor traceRcvrX25DnaRowStatus 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.