Every company, no matter the size, needs a robust communications platform. The top voice over IP (VoIP) services we've tested deliver enterprise-grade phone system features for a ...

Skype is opening its VoIP system so businesses can hook up their internet-based phone systems to the popular service. Session Initiation Protocol (SIP) is an open standard that allows calls to be ...

SIP trunking is a cost-effective option for modernizing legacy phone systems with minimal disruption. Discover the best SIP ...

In addition to doing away with bulky hardware and unnecessary wiring, cloud phone systems also come with features like auto attendant tools and AI-powered call recaps. — Getty Images/Maskot Despite ...

A move by IP telephony vendor Pingtel could be a boon to enterprises interested in deploying VoIP systems based on open source software and server platforms, like Linux. That’s because Pingtel this ...

Skype is diving deeper into the business phone market with a system that lets companies integrate their existing, open VOIP phone systems with Skype’s proprietary VOIP service. The new offering, ...

Appliances from Allworx, Critical Links, Fonality, Microsoft, and Sutus all combine sophisticated features and low cost; they differ in breadth and complexity, with Fonality’s Asterisk-based PBXtra ...

Here’s where to turn when selecting a VoIP provider. Many of these vendors will be familiar, since most also sell legacy phone systems Most of these vendors offer a mix of TDM-based and VoIP products ...

Linux-based VoIP box gives a glimpse into vendor’s IP PBX road map. Nortel next month is expected to launch the first in a family of Linux-based IP PBXs that ultimately could save customers money, ...