With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
atmIfVptIispVersion
atm If Vpt Iisp Version
This attribute indicates which specification the IISP interface complies with. The options are iisp10Sig30 which refers to IISP version 1.0 with 3.0 signalling and iisp10Sig31 which refers to IISP version 1.0 with 3.1 signalling. If this attribute is changed, all switched Vcc components in this interface are cleared due to the fact that the two versions are incompatible.
Back to Nortel-Magellan-Passport-AtmIispMIB MIB page.
IPHost Network monitor allows you to monitor atmIfVptIispVersion 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.