With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrIpDefaultTtl
Virtual Router Ip Default Ttl
This attribute is the default value inserted into the Time-To-Live field of the IP header of datagrams originated at this entity, whenever a Time- To-Live value is not supplied by the transport layer protocol. The value of this attribute deviates from the MIB requirement that it will always have a value of 255.
Back to Nortel-Magellan-Passport-IpMIB MIB page.
IPHost Network monitor allows you to monitor vrIpDefaultTtl 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.