In general, caller ID of a service can be 

  1. The DID itself
  2. Phone number of the account OWNER
  3. Private
  4. The registered mobile number of the user
  5. Customized (condition applied)

How to set caller ID: https://b3networks.freshdesk.com/support/solutions/articles/28000011634-options-to-set-callerid


For #1, 2 and 3

Please go to either Extension Control (owner and admin view) or Call tab (member view).

a. Extension Control: 

Step 1: Click the extension that you want to change caller ID


Step 2: Choose Caller ID


Step 3: Select an ID among the list: DIDs, registered number of the owner or Private. Then Save


b. Call tab: The extension has to be assigned to a staff in order to be seen at Call tab. Please refer to #4


#4: The extension MUST be assigned to a staff before it can use his/her mobile number as caller ID

Step 1: assign an extension to a Staff

Choose an extension and Assign Staff

Choose a staff from a list and Save


Step 2: Each user needs to log in their Bizphone and stays at Call tab, pay attention to ID


Open the Dropdown list, the registered mobile number is available to choose


#5 It is called Caller ID rebranding

More information can be found at https://b3networks.freshdesk.com/support/solutions/articles/28000009643-activating-caller-sender-id-rebranding-service