With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vsrSvsFramerCurrentRate
VoiceRoute Svs Framer Current Rate
1.3.6.1.4.1.562.2.4.1.117.2.2.16.1.2
This attribute indicates the current encoding rate for frames being sent to the network.
Back to Nortel-Magellan-Passport-VoiceNetworkingMIB MIB page.
IPHost Network monitor allows you to monitor vsrSvsFramerCurrentRate 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.