With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrIpEgpMaxNatNets
Virtual Router Ip Egp Max Nat Nets
This attribute is used to configure the maximum number of external natural networks this virtual router will be advertising via EGP.
Back to Nortel-Magellan-Passport-IpMIB MIB page.
IPHost Network monitor allows you to monitor vrIpEgpMaxNatNets 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.