2024年6月18日 · A private branch exchange (PBX) is a telephone system that allows extension phones in one office to connect to the telephone network in another office. In other words, it enables employees...

What is a private branch exchange (PBX)? A private branch exchange (PBX) is a telephone system within an enterprise that switches calls between users on local lines, while enabling all users to share a certain number of external phone lines.

PBX stands for Private Branch eXchange, and has become a general term used to describe a business telephone system that offers multiple inbound and outbound lines, call routing, voicemail, and call management features.

2024年3月12日 · A PBX is short for P rivate B ranch E xchange, an internal telephone network allowing users to talk to each other. It’s responsible for phone features like inbound and outbound calls, call forwarding, voicemail, and more. PBXs consist of various hardware components to provide voice connectivity to the public telephone network.

2025年3月4日 · PBX stands for Private Branch Exchange — a type of telephone network that’s assigned to (and controlled by) a single entity. You might find a PBX in a hospital, office building, or university — basically, anywhere that makes and receives a lot of calls.

2024年9月6日 · Today’s PBX systems are automated and are sometimes called private automatic branch exchange (PABX) systems. Originally, PBX systems required a live operator to make connections.

2024年11月24日 · What is an IP-PBX phone system? An IP-PBX phone system stands for Internet Protocol Private Branch Exchange. This system combines the functions of a PBX with VoIP calling to relay audio and video over the internet.

2022年1月29日 · A PBX is a local telephone system designed for a business or organization. It allows a large number of users to share only a few external phone numbers. A private branch exchange is an internal telephony solution that also enables users to communicate externally through outside "POTS" phone lines.

2024年5月29日 · PBX stands for Private Branch Exchange, which is a kind of private telephone network for businesses. Modern PBX systems, both cloud-based and on-premises, are automated but cloud PBX is much more flexible than the alternative.

2023年3月28日 · A PBX is a hardware system that handles routing and switching of calls between a business location and the telephone network. Originally, the PBX was not a thing but a switchboard operator; their name originates from the way they interact with the public switched telephone network (PSTN).