来自MSN

What Is VoIP?

Human communication has evolved dramatically over the centuries, from word of mouth to letters and telegrams to phone lines that stretch from one end of the world to the other. While you can still ...
Dec. 11 -- A computer technology called Voice over Internet Protocol, or VoIP, is helping to pave the way to cheaper telephone calls — and possibly bypassing the need for service from the local phone ...
Over 30% of U.S. companies use Voice over Internet Protocol (VoIP) phone systems. Many switch from conventional services to realize the benefits of VoIP, including lower costs, operational efficiency, ...
How to Future-Proof a VoIP Phone System + Keep Costs Down Your email has been sent Discover how to get a VoIP phone system that saves you money without sacrificing ...