eWEEK content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More. Session Initiation Protocol, a lightweight and extensible ...

Voice-over-IP (VoIP) networking comprises many components and network managers might find themselves treading on new and fragile ground as they investigate VoIP projects. This white paper provides an ...

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H.323, the ITU's umbrella standard for audio, video and data-sharing over packet (IP) networks, is already widely deployed and has significant market share. SIP, the IETF's multimedia signaling ...

The two-way transmission of voice over a packet-switched IP network, which is part of the TCP/IP protocol suite. The terms "IP telephony" and "voice over IP" (VoIP) are synonymous. However, the term ...

Internet calling is older than you may think. It began in the early 1970s, but did not start to breakthrough until the mid 1990s—and it was not until the introduction of Skype in the early 2000s when ...

Although military technologists sometimes talk about the Global Information Grid in the present tense, one element of the GIG vision that is still in the works is the implementation of a global ...

In this Jargon Buster, we'll explore some key definitions around Voice over IP, and look at how VoIP fits into the wider unified communications landscape.

VoIP (Voice over Internet Protocol) is a system for transmitting voice calls over the internet. IP phones use an internet connection rather than phone lines for transmission, but otherwise work the ...