Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, modifying and terminating real-time communications sessions between Internet Protocol (IP) devices. SIP ...

Broadcasting over IP is rapidly becoming the paradigm by which broadcasters are planning future broadcast network infrastructures. Within the diverse range of broadcast IP devices coming onto the ...

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 ...

Session Initiation Protocol (SIP) is a control (signaling) protocol developed by the Internet Engineering Task Force (IETF) to manage interactive multimedia IP sessions including IP telephony, ...

The development of IP in the security market is an issue that has come to the forefront of industry debate more and more frequently in recent years. The prominence of IP as a technology in the ...

The session layer is Layer 5 of the OSI communications model. It is the long-lived logical connection that persists between endpoints over time. A single session is all the back-and-forth ...

For many Internet applications, two or more hosts form temporary associations for the exchange of data. For example, FTP associates two hosts for the purpose of file transfer, in a file transfer ...

Session Initiation Protocol (SIP), with its promise of serving as a single global signaling standard, has mushroomed in importance for networking in the past year. But it may be years from adoption ...

Many consider the Session Initiation Protocol (SIP) a powerful alternative to H.323. They claim that SIP is a more flexible solution, simpler than H.323, easier to implement, better suited to the ...

However, many of its consumer products that allow you to use your Internet connection to make phone calls don’t use the same system to create and control the call. Services such as Skype, or most of ...