Dialable caller ID criteria are used to screen incoming calls and transform the caller's phone number into a dialable format.
A Virtual On-Net User is an external user who has been assigned an extension. Authorized users in your group or enterprise can call a Virtual On-Net User using their extension.
Dial plan policies are available for digit collection and outside access codes, such as “dial 9 to access an outside line.”
Add a Communication Barring Authorization Code
Call Processing Policies are set for you by TPx. These policies control how your calling line ID appears to parties you call.