With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
tdmaBcDscRxBytes
tdma Bc Dsc Rx Bytes
This attribute counts the number of data bytes relayed by DSC in the receive direction (from the mobile). The counter wraps when it exceeds the maximum value.
Back to Nortel-Magellan-Passport-TdmaIwfMIB MIB page.
IPHost Network monitor allows you to monitor tdmaBcDscRxBytes 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.