With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
cRIndex
Call R Index
This variable represents the index for the cR tables.
Back to Nortel-Magellan-Passport-CallServerMIB MIB page.
IPHost Network monitor allows you to monitor cRIndex 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 secure routers right now.