# CESID Alarm

## System/Sub-System

MiVoice Business:

## Description

This alarm indicates that the system has detected a CESID assignment problem in an IP device that has automatic CESID updating enabled in the CESID Assignment form.

## Alarm Status

Minor

#### Possible Cause | #### Corrective Action
--- | ---
A new or known IP device has registered, but no CESID is available for the device. A device has moved, and no CESID is available for the device at its new location. This can occur when a phone is moved from a known location on a known L2 switch to a new switch discovery protocol. At system startup, one or more IP devices that have Automatic CESID Updating enabled but have no CESIDs assigned to them. A new or known device has registered, but the CESID in the CESID Assignment form is different from the CESID in the L2 to CESID Mapping form. | Assign CESIDs in the CESID Assignment form or the L2 to CESID Mapping form. Once all DN CESID assignments are made, the system will clear the alarm.