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8x8 Support

How changing the primary phone number of a user extension affects the external caller id

Applies To

  • 8x8 Work
  • Configuration Manager for Contact Center
  • User extensions
  • When the external caller id is set to a shared caller id


This depends on how you change the phone number:

  1. If you remove the old number then add the new number, the external caller Id changes to the new number also.

Remove DID then add new DID Caller Id Changes.gif

  1. If you add the new number then remove the old number, the Caller Id remains the same.

Add new DID then Remove DID No Caller Id Change.gif