What is Extension Lock?
Extension Lock is a phone system feature, which facilitates the use of unauthorised phone consumption. The extension lock phone feature works by entering a code, and unlocked by entering a password. When the extension lock is enabled on the phone, it is subject to call barring, potentially with restrictions in place for emergency or internal phone calls only.
When would you want to use Extension Lock?
An example of when you’d want to enable extension lock on your phone is when you want to secure your phone as you leave the office.