How Does A Telephone System PBX Work?

What Is A PBX Telephone System Anyway?

A PBX (Private Branch Exchange) is in its most basic form a telephone switch that resides in your office. They are comprised of multiple branches and can transfer your calls and connections where they need to go, allowing you to link multiple telephone lines. Many companies utilize their PBX telephone systems to connect all of their company phones to outside phone lines. This allows for companies to lease as many phone lines as they need and share those lines inside their company.

“ The major difference between an outside switched telephone number and an internal PBX number is that the internal numbers or extensions as they are called are usually only 3 to 4 digits depending on the PBX and the number of employees.

What Functionality Does a PBX Telephone System Provide?

The primary functions your PBX do include the following:

To ensure your telephone connections remain in place.
To hang up your connection once you put the phone down.
To collect data on the statistics, quantity, and metering for your calls.
To handle switching between your internal end external telephone lines.

Practically, the functions of a PBX are the following:

Allow users to dial one number and access a directory of everyone in your company.
To distribute the call load evenly over your telephone lines using Automatic Call Distribution.
Transfer your phone calls internally and externally between your phone extensions.
Your PBX should give you some phone system management features.
Your PBX should allow you to place your calls on hold, while playing music or other messages you record.
Call answering features are standard and allow you to offer menu options for your customers calling in.
You can forward calls to a voice mail or other messaging system for any extension.