With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmPhoneRegFailReason
Cisco Call Manager Phone Registration Fail Reason
1.3.6.1.4.1.9.9.156.1.2.1.1.27
The reason code associated with registration failed phone.
Back to CISCO-CCM-MIB MIB page.
IPHost Network monitor allows you to monitor ccmPhoneRegFailReason 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.
