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SIP: Understanding the Session Initiation Protocol Alan B. Johnston
Publisher: artech-house

However, before migrating your current telecom system to SIP, it's important to understand that some companies are much better matched for a smaller sized company VoIP or T-1 voice option. SIP, otherwise called Session Initiated Protocol has actually commonly been used almost exclusively in written and spoken telecom industry lingo. Session Initiation Protocol (SIP), is an open standard that has been developed to address these and other demands placed on signaling protocols by not only voice, but all forms of multimedia transmission over data networks. Does SIP v2.0 permit to have the protocol running over non-standard ports (not 5060)? A great broker will not oversell you and make sure one of the other types of options would not much better fit you. Session Initiation Protocol (SIP) SIP is a signaling protocol widely used for voice and video. If you have heard about Session Initiation Protocol (SIP) and are considering contracting this type of call control protocol for your company, one of the best things you can do is make an informed decision. SIP stands for Session Initiation Protocol but for the less technically savvy amongst you I'm guessing this only serves to complicate this introduction to one of the most important protocols on the internet since HTTP. In the world of technology, there seem to be too many acronyms to keep track of. But the most important for your business right now is SIP. Traditionally if your enterprise wants to connect to PSTN could, you would need BRIs, PRIs, PSTN gateways. So granted perhaps I have added to some of the confusion, but if this blog has left you with more questions than answers and you're already on a path to UC, then stop and look to understand the importance of Secure SIP before you go any further. Even though this type of investment will save a lot of money, it is none the You have to understand that unlike other delivery systems, SIP works independently of the type of session or the media used. Session Initiation Protocol (SIP). SIP: Understanding the Session Initiation Protocol. SIP.Understanding.the.Session.Initiation.Protocol.pdf.