With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
appnRtpPktRx
appn Rtp Packet Rx
This attribute counts the total number of packets received on this High Performance Routing-Rapid Transport Protocol pipe. This counter wraps to zero.
Back to Nortel-Magellan-Passport-AppnMIB MIB page.
IPHost Network monitor allows you to monitor appnRtpPktRx 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.