With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
crsAddressRedirected
crs Address Redirected
The addressRedirected attribute counts requests received by the Call Redirection Server resulting in the request being redirected to another Address specified by the SecondaryAddress component. This counter wraps to 0 when it exceeds its maximum value.
Back to Nortel-Magellan-Passport-CallRedirectionMIB MIB page.
IPHost Network monitor allows you to monitor crsAddressRedirected 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.