The recent technology which is booming in the field of communication is voice over internet protocol (voip). This communication technology use to convert your voice into digital signals or packet data which are further routed with the help of routers, switches and computers and again converting it into voice. The technology is also known as internet telephone or internet telephony. This technology is spreading its wings almost in every organization and it is used for residential purpose too. Using this technology you can make huge savings on your long distance calls and international calls. This technology allows making calls at lower cost or even free calls no matter it is long distance call or overseas calls. This service has benefited many business enterprises and individuals too. The features and advantage of this is far better than any other communication mode. This phone system reduces your call cost as well as infrastructure costs too. The routing of your calls through the existing laid internet facility so will not require a separate voice network. The other benefits attached with voip are -Conference calls -Call forwarding -Chat -Caller identification -Sharing files facility -Automatic redial feature The technique used to make free voip calls is with the help of a technology known as SIP (Session Initiation Protocol). This technology is widely in use and most of voip service providers are also using the same. With the help of computer or a simple internet telephone device or with the help of Analogue Telephone Adapter (ATA) one can place free calls over the IP networks. To use the benefit of free calls one has to register their device with a SIP service provider. Advantages of using Voip (internet telephony): -Users can place international calls or long distance calls absolutely free or they are required to pay a negligible amount and can save up to 50% on their bills. -Subscribers who are placing calls from PC to PC, it will be absolutely free of cost and calls to landline phones or mobiles; it will be very low cost. -Voice mail, call waiting, sharing of images, data, videos, and text message are some are the added benefits to internet telephony. -The mobility of using this service anywhere we want without any disturbance makes the service to stand apart from the other communication tools. Meaning which you can carry your service anywhere you want. These are the value added features which are available along with it where as in traditional phone you will be forced to pay for such features. The billing technology is totally dependent on amount of data sent over the internet and it is not counted based on minutes or seconds. Frankly speaking time has no relevance in billing. Above all one can transmit more than one call without obtaining any extra lines. Not only among business enterprises. This technology is gaining its popularity among residential users too.
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