With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gvcIfLcnVcSegmentSize
General Vc Interface Logical Channel Number Vc Segment Size
This attribute displays the segment size (in bytes) used on the call. It is used to calculate the number of segments transmitted and received.
Back to Nortel-Magellan-Passport-GeneralVcInterfaceMIB MIB page.
IPHost Network monitor allows you to monitor gvcIfLcnVcSegmentSize 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 multiplexers right now.