Assign Numbers to Devices and Connect a Number to an Extension

You can assign numbers to a user's devices at any time. You can assign extensions that tie into a user's work number. Assigned extensions show up on phone displays.
1

From the customer view in https://admin.webex.com, go to Users, and select the user that you want to assign a number to.

2

Click Calling, and then click Add a New Line.

3

Choose an Extension and a Phone Number from the drop-down lists, and then click Save.

Remove an Extension

You can remove extensions that are assigned to a user at any time.
1

From the customer view in https://admin.webex.com, go to Users, and select the user that you want to remove the extension from.

2

Click Calling, and select the extension that you want to remove.

3

Click the icon, and click Remove Line.

4

Select Remove Line.