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 a standard interface of Integrated Services Digital Network (ISDN), a telecommunications standard that allows traditional phone lines to carry voice, data and video traffic. Using multiplexing and de-multiplexing technology, a PRI line can deliver multiple lines of voice and data as electrical signals over copper wire.

2015年12月4日 · - 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...

2024年2月27日 · PRI stands for Primary Rate Interface. It’s a type of digital telephone line that connects business telephone systems to the public switched telephone network (PSTN). PRI carries multiple voice and data transmissions between two physical locations.

A PRI phone system uses the Primary Rate Interface standard to carry multiple voice and data lines over traditional copper wire telephone lines. A PRI phone system is connected to the Public Switched Telephone Network (PSTN) through a physical connection and uses a circuit-switched model for making connections.

2024年9月20日 · PRI is the interface line that connects the traditional phone system to the PSTN (Public Switch Telephone Network). It works by transmitting the voice and other data through wires from one location to another.

2021年5月4日 · How Does PRI Work? PRI networks allow for 23 lines to quickly be added onto a company’s dialing configuration. Unlike hosted VoIP solutions, a business can implement upgrades with a capable IT team, allowing teams to scale quickly and easily.

2023年10月9日 · PRI is a telecommunications service that utilizes Time-Division Multiplexing to deliver up to 23 simultaneous 64Kbps channels over a single T1 line. In this comprehensive guide, we’ll explain what PRI is, how it works, and the benefits it offers to businesses compared to analog phone lines.

2022年9月28日 · What Does Primary Rate Interface (PRI) Stand For? The PRI connection, a basic rate interface, is a standard telecommunications interface largely used in Integrated Services Digital Networks (ISDNs). PRI ISDN is essentially a …

2024年4月24日 · Primary Rate Interface (PRI) is a telecommunication interface standard that delivers voice and data services between devices within a single connection. PRI is an Integrated Services Digital Network (ISDN) line that connects a Private Branch Exchange (PBX) to the Public switched telephone network (PSTN).