With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frMuxFramerCrcErrors
Frame Relay Mux Framer Crc Errors
1.3.6.1.4.1.1570.1.2.13.1.5
This attribute is the total number of frames with CRC errors, occurring in the receive direction from the link.
Back to Nortel-Magellan-Passport-FrameRelayMuxMIB MIB page.
IPHost Network monitor allows you to monitor frMuxFramerCrcErrors 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.
