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How to Reserve an Extension Number
8x8 Support

How to Reserve an Extension Number


To reserve an extension number in Configuration Manager.

Applies To

  • Configuration Manager
  • Extensions


  1. Log into Configuration Manager.
  2. Click Extension Numbers.
    Screenshot 1.PNG
  3. Click Reserve Extension Numbers (top right).
    Screenshot 2.PNG
  4. Complete the fields, as seen below.
    Screenshot 3.PNG
  5. Click Save.

Best Practice

It is best practice that the below extension numbers marked as reserved are not used.

Reserve extensions.PNG