With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccasIfExtVoiceCfgVadTimer
Cisco CAS If Ext Voice Configuration Vad Timer
1.3.6.1.4.1.9.9.314.1.1.1.1.14
This object specifies the hangover time for VAD. Once the voice inactivity is detected, gateway will wait for this duration before activating silence suppression.
Back to CISCO-CAS-IF-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor ccasIfExtVoiceCfgVadTimer on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.