With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
ipiFrDnaIncomingOptionsTable
ipi Fr Dna Incoming Options Table
IncomingOptions defines set of options for incoming calls. These options are used for calls arriving to the interface represented by Dna. For calls originated from the interfasce, IncomingOptions attributes are not used.
Back to Nortel-Magellan-Passport-IpiFrMIB MIB page.
IPHost Network monitor allows you to monitor ipiFrDnaIncomingOptionsTable 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.