With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
promL2AddressChangeLast
prom L2 Address Change Last
1.3.6.1.4.1.2167.5.1.4.4.1
The index of the last entry written to the address change table
Back to LUCENT-CAJUN-SWITCH-MIB MIB page.
IPHost Network monitor allows you to monitor promL2AddressChangeLast 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.