How to disable external calls for a specific extension

Sometimes you may want to restrict extensions from making outbound external calls. This could be due to a PA system or if you have a door entry phone.

Step:

1. Login to your 3CX Phone System Management Console and enter the required information.

2. On 3CX Phone System Management Console. 

1. Click Extensions.

1. Select Extension. 
2. Click Edit. 

1. Click Options tab.
2. Select Disable External Calls. This will allow you to disable external call
3. Click OK to apply changes.

1. Logout from 3CX Phone System Management Console.