With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cSipCfgCauseStatusEntry
Cisco Sip Configure Cause Status Entry
1.3.6.1.4.1.9.9.152.1.1.5.2.1
A row in the cSipCfgCauseStatusTable. Entries cannot be created or destroyed by the actions of any NMS.
Back to CISCO-SIP-UA-MIB MIB page.
IPHost Network monitor allows you to monitor cSipCfgCauseStatusEntry 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.