With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmedxProfileVoIpVadTimer
cmedx Profile Vo Ip Vad Timer
1.3.6.1.4.1.9.10.104.1.1.3.1.16
This object specifies the hangover time for VAD in the VoIP application. Once the voice inactivity is detected, the media gateway waits for the duration of this value before activating silence suppression. This object is not applicable if cmedxProfileVoIpVadEnabled is set to 'false'.
Back to CISCO-MEGACO-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cmedxProfileVoIpVadTimer on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.