With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cvH320CallHistoryUsedBandwidth
Cisco Visual H320 Call History Used Bandwidth
1.3.6.1.4.1.9.10.128.1.1.1.1.4
The bandwidth for the H.320 call session.
Back to CISCO-H320-DIAL-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor cvH320CallHistoryUsedBandwidth on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.