Go to https://settings.webex.com and select Webex Calling.
From the Calling User Portal, go to Call Settings.
Toggle on Simultaneous Ring.
Enter up to 10 phone numbers to ring simultaneously when your phone receives an incoming call.
If you don't want these phone numbers to ring when you are on a call, check the box next to Do not ring when on a call.
Check the box next to Answer Confirmation to prompt the call recipient to press a key before being connected.
Use this setting when you want the call recipient to know that the incoming call didn't reach them directly.
If you would like to set up when these phone numbers ring, toggle on Apply Schedules.
Select a predefined schedule from the drop-down menu.
If you do not see a schedule you would like to use for this setting, you can add a schedule on the Schedules tab in the Calling User Portal. For more information, see Create a Schedule to Apply to Call Settings.
Click Add Schedule to set the following parameters:
Your schedule is added to a Ring or Don't Ring table. You can edit or delete schedules from the tables, as needed.
Calling User Portal | Set Up Simultaneous Ring
Simultaneous ring (also known as sim ring) is a feature that rings your office phone and other phones, of your choice, at the same time. You can also set up schedules to ring these phones during certain times of the day and/or days of the week.