Main » TERM » B »

business telephone service

A business phone system that's delivered as a hosted service, typically by one of the major telephone companies. Frequently referred to as a centrex, a business telephone service can free companies from having to invest in the costly equipment of a complex private branch exchange (PBX).

With a business phone service multiple telephones are utilized in an interconnected fashion that allows for features like call handling and transferring, conference calling, call metering and accounting, private and shared voice message boxes, etc. Business telephone services can function over the Public Switched Telephone Network (PSTN) and/or over the Internet (Internet telephony or VoIP).







TECH RESOURCES FROM OUR PARTNERS
LATEST ARTICLES
3 Free Java Courses for Beginners

List of free online Java courses for students and IT professionals looking to enhance their skills . Read More »

SEO Dictionary

From keyword analysis to backlinks and Google search engine algorithm updates, our search engine optimization glossary lists 85 SEO terms you need... Read More »

Slideshow: History of Microsoft Operating Systems

Microsoft Windows is a family of operating systems for personal computers. In this article we look at the history of Microsoft operating... Read More »

STUDY GUIDES
Java Basics, Part 1

Java is a high-level programming language. This guide describes the basics of Java, providing an overview of syntax, variables, data types and... Read More »

Java Basics, Part 2

This second Study Guide describes the basics of Java, providing an overview of operators, modifiers and control Structures. Read More »

The 7 Layers of the OSI Model

The Open System Interconnection (OSI) model defines a networking framework to implement protocols in seven layers. Use this handy guide to compare... Read More »