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 ...

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 ...

SIP trunking is a cost-effective option for modernizing legacy phone systems with minimal disruption. Discover the best SIP trunking providers and how to choose one in our complete buyer’s guide. I’ve ...