With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cCallHistoryPeerId
Cisco Call History Peer Id
1.3.6.1.4.1.9.10.25.1.4.3.1.5
This is the Id value of the peer table entry to which this call was made. If a peer table entry for this call does not exist, the value of this object will be zero.
Back to CISCO-DIAL-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor cCallHistoryPeerId 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.