With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
promVtpSnoopingState
prom Vtp Snooping State
1.3.6.1.4.1.2167.14.1.1
When this object is set to enable(1), the switch attempts to learn VLANs from a major networking equipment vendor on switch ports that have their VTP Snooping parameter set to enable(1). trunking mode is IEEE 802.1Q Format or Multi-level Format. The factory default value for this object is disable(2).
Back to PROMINET-MIB MIB page.
IPHost Network monitor allows you to monitor promVtpSnoopingState 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.
