In our last VoIP installment, we looked at the main reasons why SIP has become a widely adopted protocol, but we left details of the protocol's inner workings fairly vague. This article will drill ...

UPDATE (10/18/2010): For an updated and much better version, check out how to turn your iPod touch into an iPhone: 4G edition. The iPhone and iPod touch are almost indistinguishable devices except for ...

Even many IT professionals haven't heard of the Session Initiation Protocol (SIP), so it's almost certain your users haven't. However, unless you're using an entirely proprietary Voice-over-IP (VoIP) ...

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 ...

We are becoming less and less dependent on mobile networks. You can get a data signal almost everywhere that you can get a mobile signal and most of us are around WiFi most of the time anyway.

VoIP: Voice over Internet Protocol. Meet the acronym for communication technology which helps your company communicate faster. When you purchase through links on our site, we may earn an affiliate ...

Barrett Lyon has created a don't miss resource that shows you how to configure P2P SIP URI (Uniform Resource Identifier) dialing on your Asterisk-based PBX. "There are thousands of people that operate ...

In Part 1 of our SIP primer, I covered the SIP foundation layers starting from the message structure and ending with the SIP transactions. We saw how phone registrations and proxies could work using ...

Session Initiation Protocol (SIP) is a must for voice over IP (VoIP) communication. But by itself, SIP is insecure and easily hacked. Here's what you need to know to protect your calls and your ...

Even many IT professionals haven't heard of the Session Initiation Protocol (SIP), so it's almost certain your users haven't. However, unless you're using an entirely proprietary Voice-over-IP (VoIP) ...