With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmUnregisteredVoiceMailDevices
Cisco Call Manager Unregistered Voice Mail Devices
1.3.6.1.4.1.9.9.156.1.5.18
The number of voice messaging devices that are unregistered or have lost contact with the local call manager.
Back to CISCO-CCM-MIB MIB page.
IPHost Network monitor allows you to monitor ccmUnregisteredVoiceMailDevices on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.
