SIP Trunk - How to Use the Technology
SIP Trunking or simply SIP trunk is now becoming very popular around the world mainly because of the savings that it generate. On average Sip Trunk users can save as much as 70% on phone bills as a result of a more affordable dial rates and lower line rental fees. In fact the technology is widely used it is now one of the fastest growing business communication solution overlapping other VoIP Phone System . The idea of SIP trunk is very easy to understand, it is able to convey cheaper call rates without compromising the call quality because of the service provider's IP network and servers. In a traditional phone line calls are routed using a PRI or Primary Rate Interface which is a communication protocol along with the PSTN or Public Switched Telephone Network . Each time a call uses these two protocols and network the carrier are being charge thus call rates become significantly higher. In a SIP trunk the PRI is bypassed by the IP network, private server and only uses a sm...