With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gsmBcUpperRelayFramesTx
gsm Bc Upper Relay Frames Tx
This attribute counts the number of frames that are sent in the transmit direction. The counter wraps when it exceeds the maximum value.
Back to Nortel-Magellan-Passport-GsmIwfMIB MIB page.
IPHost Network monitor allows you to monitor gsmBcUpperRelayFramesTx 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 speech servers right now.