With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gsmBcLayer1FramesTx
gsm Bc Layer1 Frames Tx
This attribute counts the number of frames transmitted on the link. The counter wraps when it exceeds the maximum value.
Back to Nortel-Magellan-Passport-GsmIwfMIB MIB page.
IPHost Network monitor allows you to monitor gsmBcLayer1FramesTx 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 multiplexers right now.