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 ...

The V Phone is an IP Telephony mobile VoIP app that enables mobile users to make VoIP calls and send SMS's using the internet. The VoIP industry commonly refer to such apps as mobile voip, sip client, ...

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 ...

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