With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
crsTotalAddresses
crs Total Addresses
The totalAddresses attribute indicates the number of PrimaryAddress components associated with the CallRedirectionServer component.
Back to Nortel-Magellan-Passport-CallRedirectionMIB MIB page.
IPHost Network monitor allows you to monitor crsTotalAddresses 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 multiplexers right now.