With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cCallHistoryTable
Cisco Call History Table
1.3.6.1.4.1.9.10.25.1.4.3
A table containing information about specific calls to a specific destination.
Back to CISCO-DIAL-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor cCallHistoryTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.