With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
lsPortHistoryTable
ls Port History Table
1.3.6.1.4.1.81.30.3.2
A list of LANswitch port history entries.
Back to APPLIC-MIB MIB page.
IPHost Network monitor allows you to monitor lsPortHistoryTable on Avaya device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Avaya IP phones right now.