With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
ltalkPortEntry
ltalk Port Entry
1.3.6.1.4.1.81.15.1.1.1
Back to MODULES-MIB MIB page.
IPHost Network monitor allows you to monitor ltalkPortEntry 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.