Pbx Box Definition

Short for private branch exchange a private telephone network used within an enterprise users of the pbx share a certain number of outside lines for making telephone calls external to the pbx.

Pbx box definition.

Also known as a pbx unified communications system or business phone system a pbx acts as the central switching system for phone calls within a business. A pbx is made up of both hardware and software that connects to communication devices such as telephone adapters hubs switches routers and telephone sets. The pbx system may be located in the office of the organization on premise or the service provider hosted. Pbx definition a manually or automatically operated telephone facility that handles communications within an office office building or organization and that is connected to the public telephone network.

A telephone system that handles the internal and external calls of a building firm etc. A voice over internet protocol voip private box exchange pbx is a business telephone system that provides services similar to a standard pbx but does so over a company s lan or wan data network rather than through the circuit switched networks used by the traditional public switched telephone network. What is a ip pbx. In contrast to a public switched telephone network the main purpose of a pbx is to save the cost of requiring a line for each user to the telephone company s central office.

In the beginning a private branch exchange represented the physical layout of your fixed phone lines and phones. Telecommunications private branch exchange. Most medium sized and larger companies use a pbx because it s much less expensive than connecting an external telephone line to every telephone in the organization. Although the terms on premise and hosted pbx have become popular with the advent of voip the concept has existed even for landline phones.

The users of the pbx phone system can communicate internally within their company and externally with the outside world using different communication channels like voice over ip isdn or analog a pbx also allows you to have more phones than physical phone lines ptsn and. Pbx stands for private branch exchange which is a private telephone network used within a company or organization. Also referred to as an ip pbx voip pbx systems can typically switch calls between. You can describe a pbx phone system in more complex technical detail but a working definition of a pbx system simply tells us that this is a phone system for managing the calls coming into and going out of your business.