With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrPpIpPortOperMtu
Virtual Router Passport Ip Port Operational Mtu
This attribute indicates the current operational IP MTU for this IpPort. Note that this value may be different than the provisioned maxTxUnit.
Back to Nortel-Magellan-Passport-IpMIB MIB page.
IPHost Network monitor allows you to monitor vrPpIpPortOperMtu 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.
