With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmeVersion
Cisco Call Manager Express Version
1.3.6.1.4.1.9.9.439.1.1.2
The version of Cisco CallManager Express on the device.
Back to CISCO-CCME-MIB MIB page.
IPHost Network monitor allows you to monitor ccmeVersion 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.