With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frUniSigReceiveRejectFrame
Frame Relay Uni Sig Receive Reject Frame
This attribute counts the number of REJ frames received by the interface. When this count reaches maximum, it wraps to zero.
Back to Nortel-Magellan-Passport-FrameRelayUniMIB MIB page.
IPHost Network monitor allows you to monitor frUniSigReceiveRejectFrame 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 modems right now.