Frequently asked questions about business telephone systems


Welcome to the Global 4 Communications FAQ page. Simply click on the questions to reveal their answers. If you have a question that is not displayed, please contact us.

Understand business telephone systems terminology

Jargon Buster

This jargon buster contains the definitions of some of the terms commonly used in the telecommunications industry. It is not a complete list of all the words you may come across.

Datasheets and guides for business phone systems


In this section you will find supportive datasheets which outline our product ranges, as well as guides and other useful information.

Actual examples of business phone installations

Case Studies

View our case studies to read how Global 4 Communications have worked with our customers to help make significant savings while enhancing their telephone systems.

Latest news about business phone systems

Latest News

To keep yourself up to date with the latest industry news, visit our news section.

Useful information about business telecoms

Useful Information

In this section you will find information and advice about your business telecoms. If you have any questions, please contact us.

Free Telecoms Review Check Broadband Speed