With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmDevicePoolGroupIndex
Cisco Call Manager Device Pool Group Index
1.3.6.1.4.1.9.9.156.1.1.7.1.5
A positive value of this index is used to identify the CallManager Group to which this Device Pool entry belongs. A value of 0 indicates that the index to the CallManager Group table is Unknown.
Back to CISCO-CCM-MIB MIB page.
IPHost Network monitor allows you to monitor ccmDevicePoolGroupIndex 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.
