The complexity of managing and maintaining voice-over-IP systems is posing more problems than many IT managers initially expected, spurring demand for so-called Day 2 support services, users and ...

In this test we compared the telework offerings of five leading IP telephony vendors – Alcatel, Avaya, Cisco, Mitel Networks and Nortel – under real-world IP WAN conditions. IP telephony is extending ...

Google Voice is a rather handy tool, providing call forwarding and cheap calling options for users. One notable absence, however, was VoIP support, giving us conventional calls instead. VoIP ...

Google Voice remains a popular service that gets far too little attention. Users have been waiting months for a promised voice-over-IP (VoIP) feature, which entered beta testing around a year ago.

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 ...

We list the best VoIP phones, to make it simple and easy to set up phone handsets to work with your software-based phone system. Some of the best VoIP phones run on modern smartphone operating systems ...

Meeting quality of service guarantees that ensure reliable voice transmissions can be the biggest challenge of deploying VoIP. Implementing Multi-Protocol Label Switching (MPLS) can help enterprises ...

SIP vs VoIP: what's the difference? If you’re setting up a new VoIP business phone system, this question will sound familiar. You've likely run into the acronyms SIP, or Session Initiation Protocol ...

Last week we confessed to a VoIP product backlog and we began to reduce the queue by looking at a software-only, Session Inititation Protocol-based VoIP PBXs and adapters that allow you to use analog ...

From a security viewpoint, VoIP is a nightmare, combining the worst vulnerabilities of IP networks and voice networks. But VoIP’s security challenges can be solved. All it takes is a plan. Step 1: ...