Session Initiation Protocol trunking is used to make probable a business to exchange their (PBX) Phone Exchange System to receive and send calls through the internet. In this system, all types of applications are acceptable that SIP technology includes voice, messaging and video connections. Which means streaming is accessible or supported. With a SIP system, web conferencing, desktop sharing and shared whiteboard are all possible. Session Initiation Protocol itself is the typical communications protocol for both voice and video in a Unified Communications solution from the entire data network.
Now let’s see how does SIP work. With what is SIP trunking, there is no need of corporal wired connection to a phone company. As an alternative, the on-site Phone exchange system connects through a virtual trunk to one’s businesses existing or secures internet connection. It means that there are no more any analog phone lines linked to one’s business premises and just a trunk correlation between your private telephone network and the internet.
The accessible usual Public Switched Telephone Network using analog lines is about to disappear and tend to replaced by the more flexible Session Initiation Protocol trunk. Almost all the leading phone companies such as Verizon and BT have started phasing out ISDN and moving to IP. The entire phone line trunks will be delivered more than IP using SIP protocol.
Phone numbers are connected to the useful trunking functionality, not the office, to enable that one may move or shift offices but keep the existing or same phone number. Besides, it is applicable that one can also bring their corresponding phone numbers to the virtual trunking system. Session Initiation Protocol trunking works or performs for businesses to reinstate their usual phone lines with an internet connection. SIP providers are similar to phone companies. The Session Initiation Protocol trunking is simply a straightforward concept.