What is a pri phone system? A PRI Circuit is a Primary Rate Interface (PRI) phone service consisting of 23 voice or data channels (B channels) and one ISDN PRI line channel for signaling (D channel). ISDN PRI service is used by businesses to provide local and long distance voice service as well as other applications including video conferencing, fax, and dial-up.What does pri mean telecom? The Primary Rate Interface (PRI) is a telecommunications interface standard used on an Integrated Services Digital Network (ISDN) for carrying multiple DS0 voice and data transmissions between the network and a user. ... PRI is the standard for providing telecommunication services to enterprises and offices.What are pri lines? A PRI line is end to end digital circuit. - A PRI (Primary Rate Interface) line is a form of ISDN (Integrated Services Digital Network) line which is a telecommunication standard that enables traditional phone lines to carry voice, data and video traffic, among others.What is pri service? PRI, or Primary Rate Interface, is the standard service level for carrying digital voice and data services. ... The PRI is a level of service assigned by the ISDN, sometimes referred to as an ISDN PRI.
- A PRI (Primary Rate Interface) line is a form of ISDN (Integrated Services Digital Network) line which is a telecommunication standard that ...