Grandstream: Setup Extensions


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1. Extension / Trunk > Extensions

2. + Add

3. Basic Extension Settings

Extension: Extension Number

Permission: Access this extension has to outbound call

  • Internal
  • Local
  • National
  • Internaional

First Name: First name of user

Last Name: Last name of user

CallerID Number: Number to be displayed as outbound caller ID

Mobile Phone Number: Cell number of user

4. Save and apply config