With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vsrSvsFramerFrmToNetworkTable
VoiceRoute Svs Framer Frm To Network Table
1.3.6.1.4.1.562.2.4.1.117.2.2.315
This attribute counts the number of frames sent to the network at each encoding rate. Fax relay cells are not included.
Back to Nortel-Magellan-Passport-VoiceNetworkingMIB MIB page.
IPHost Network monitor allows you to monitor vsrSvsFramerFrmToNetworkTable 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 secure routers right now.