【SIPの仕組み】SIP：VoIPなどで使われるテキストベースのセッション管理プロトコル VoIP普及の勢いは増すばかりだが、いっぽうで相互接続・運用のために必要となるプロトコルのほうは、いまだ決定的といえるほど収束していないのが現状だ。 これまで ...

In the modern telecommunications environment, users are demanding more and more sophisticated media services and choices from their communications service providers. For example, making a phone call ...

SIP is the Session Initiation Protocol. In IP and traditional telephony, network engineers have always made a clear distinction between two different phases of a voice call. The first phase is “call ...

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, ...

Emmanuel Proulx is a SIP (Session Initiation Protocol) developer who has written an excellent tutorial on the signaling protocol that is widely used in VoIP to initiate communications sessions between ...

This article originally appeared in the July 2013 issue of SD&I magazine. The “network-everywhere” methodology has infiltrated our lives and most of us are attempting to negotiate a network connection ...

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 ...

New York, July 11, 2022 (GLOBE NEWSWIRE) -- Reportlinker.com announces the release of the report "Session Initiation Protocol (SIP) Trunking Services Global Market ...