Session Initiation Protocol is used widely for the setup, teardown and management of VoIP calls. Much of its functionality is related to the setup of calls, as its name implies. Part of this setup ...

Have you received a phone call with the words “VoIP caller” in the caller ID? If you’re scratching your head wondering what VoIP caller means, Forbes Advisor has the answers. Instead of calling ...

While still just a trickle, early defectors to voice over IP (VoIP) represent the vanguard in a trend that some analysts believe could soon roil the communications industry. Independent VoIP providers ...

That's 3com's NBX V3000 VoIP switch on the left, and a switch based on open-source Asterisk on the right. I made that canvass as a result of reading a post by Paul Ryan, the ITXtreme columnist for ...

Editorial note: Forbes Advisor Australia may earn revenue from this story in the manner disclosed here. Read our advice disclaimer here. If you need a phone service but don’t want to deal with an ...

The softswitches that route VOIP calls get caller ID info off the PSTN (public switched telephone network), but they dont play by the PSTNs FCC-mandated rules. Those rules and switching protocols make ...

A voice over IP (VoIP) service can boost your call quality and save you money compared with a traditional landline. These are the best VoIP services we've tested for home phone needs. I’ve been ...

eWEEK content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More. Wholesale voice-over-IP carrier iBasis on Sept. 11 will do ...

Call Center: What's the real value of IP in the call center? Is it something that managers and in-center personnel need to worry about? Laurent Philonenko: The value of implementing IP telephony on ...

Call Center: What's the real value of IP in the call center? Is it something that managers and in-center personnel need to worry about? Richard Costello: The real value of IP in the contact center is ...