With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
traceRcvrX25DcOptionsTable
trace Receiver X25 Dc Options Table
1.3.6.1.4.1.562.2.4.1.106.2.2.3.10
The Options group defines attributes associated with the SVC direct call.
Back to Nortel-Magellan-Passport-X25TraceRcvrMIB MIB page.
IPHost Network monitor allows you to monitor traceRcvrX25DcOptionsTable 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 secure routers right now.