With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cvH320CallHistoryIncomingConnectionId
Cisco Visual H320 Call History Incoming Connection Id
1.3.6.1.4.1.9.10.128.1.1.1.1.2
The global call identifier for a H.320 call which will be shared with the associated call legs.
Back to CISCO-H320-DIAL-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor cvH320CallHistoryIncomingConnectionId on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.