With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cCallHistoryIecTable
Cisco Call History Iec Table
1.3.6.1.4.1.9.10.25.1.4.4
This table contains information about Internal Error Code(s) (IEC) which caused the call to fail.
Back to CISCO-DIAL-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor cCallHistoryIecTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.