With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
ipiFrIpAddress
ipi Fr Ip Address
This attribute specifies the unique Internet Protocol (IP) Address that represents the IP address of the IPI service.
Back to Nortel-Magellan-Passport-IpiFrMIB MIB page.
IPHost Network monitor allows you to monitor ipiFrIpAddress 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 modems right now.