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CCM Phone Registration Service

The Cisco CallManager (CCM) Phone Registration service monitors the presence of all phones that are connected to the CCM server. This includes the phones that have been registered, unregistered, or have lost contact with the CCM manager. In addition, this service monitors the number of registration requests that have been rejected by the CCM server.

This service cannot use About self-healing.

Service Type


Instances on a Device


Supported Systems/Applications

Cisco® CallManager Versions 4.x to 6.x

Device Class

Server - Windows

Monitoring Probe

Windows Probe

Scan Interval 15 minutes


Status Detail



Registered Phones

The registered phone instruments that are present in the network.

Unregistered Phones

The phones that have been removed or have lost contact with the CCM server.

Rejected Phones

The phones that have been configured incorrectly.

Object Identifiers (OIDs)

  • ccmRegisteredPhones
  • ccmUnregisteredPhones
  • ccmRejectedPhones