With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmSIPDeviceInfoGroupRev1
Cisco Call Manager SIP Device Info Group Rev1
1.3.6.1.4.1.9.9.156.3.2.31
A collection of objects which provide info about all SIP Trunk devices within the scope of the local CallManager. It comprises of the SIP Device table.
Back to CISCO-CCM-MIB MIB page.
IPHost Network monitor allows you to monitor ccmSIPDeviceInfoGroupRev1 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.