With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
traceRcvrX25DnaIncCalls
trace Receiver X25 Dna Inc Calls
1.3.6.1.4.1.562.2.4.1.106.2.2.2.12.1.1
This attribute specifies that incoming calls (from the network to the DTE) cannot be made to this Dna.
Back to Nortel-Magellan-Passport-X25TraceRcvrMIB MIB page.
IPHost Network monitor allows you to monitor traceRcvrX25DnaIncCalls 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.