With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frUniSigInCalls
Frame Relay Uni Sig In Calls
This attribute shows the current number of incoming SVCs on this interface (i.e. the number of SVCs for which this interface represents the destination end of the call).
Back to Nortel-Magellan-Passport-FrameRelayUniMIB MIB page.
IPHost Network monitor allows you to monitor frUniSigInCalls 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.