With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
atmIfVptPnniRccNegotiatedVersion
atm If Vpt Pnni Rcc Negotiated Version
This attribute indicates the PNNI version negotiated with the neighbor node.
Back to Nortel-Magellan-Passport-AtmPnniMIB MIB page.
IPHost Network monitor allows you to monitor atmIfVptPnniRccNegotiatedVersion 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 switches right now.