With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vctDnaServiceExchange
VC Tester Dna Service Exchange
1.3.6.1.4.1.562.2.4.1.5130.2.13.1.18
This attribute is an arbitrary number, entered by the network operator. The value of serviceExchange is included in the accounting record generated by Vc.
Back to Nortel-Magellan-Passport-VcTesterMIB MIB page.
IPHost Network monitor allows you to monitor vctDnaServiceExchange 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.