Modify the Digit to Dial an Outside Line
Before you begin
Ensure that you have a digit freely available and is not assigned as a prefix for making intercom calls and sending calls to voicemail automatically. Also, the digit is not the starting digit of Hunt Group pilot number, Auto Attendant Pilot Number, and Paging Group Pilot Number.
Log in to the BE4000 portal.
Click Manage Site corresponding to the desired site.
Click Settings > System Settings.
Choose a digit from the Dial an Outside Line drop-down list.