With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
atmSwchVPortConfMinVpi
atm Swch V Port Config Minimum Vpi
1.3.6.1.4.1.81.33.7.1.1.21
The minimum VPI available for use by any connection on this virtual port. Curently, this is always 0 for the root vport, while non-root vports take a value greater than the MaxVpi of the root vport. For Non-root vports MinVpi==MaxVpi.
Back to ATMSWCH-MIB MIB page.
IPHost Network monitor allows you to monitor atmSwchVPortConfMinVpi on Avaya device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Avaya switches right now.