With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vctProvEntry
VC Tester Prov Entry
1.3.6.1.4.1.562.2.4.1.5130.10.1
An entry in the vctProvTable.
Back to Nortel-Magellan-Passport-VcTesterMIB MIB page.
IPHost Network monitor allows you to monitor vctProvEntry 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.