With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccvpIvrRtActiveCalls
Cisco Customer Voice Portal Ivr Rt Active Calls
1.3.6.1.4.1.9.9.590.1.6.3.1.1
The real-time active calls object is a metric that indicates the current number of simultaneous calls being processed by the IVR service. This object value represents the real-time number of simultaneous calls being serviced by the IVR service.
Back to CISCO-CVP-MIB MIB page.
IPHost Network monitor allows you to monitor ccvpIvrRtActiveCalls 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.