Internet Telephony Service Provider

For making calls across any part of the World an ITSP i:e Internet Telephony Service Provider has offered an Internet data service for making telephone calls by using VOIP service. Today most of the ITSPs uses SIP services, H.323, or IAX (although H.323 use is declining) for btransmitting the telephone calls by the help of data packets. For the ethernet connection Customers uses traditional telephones with an analog telephony adapter (ATA) providing with a RJ11.

In a recent due course of time this kind of services were available only on PC to PC calls but with the increment in the technology the services went beyond that and now it is possible through PC to Telephone also. The best part of this service is that, the calls rates as compared to other Telephone calls service provider is very cheap. The cost charges are dependent on as per customer choose the plan which will include the monthly rent and activation charge.

Internet telephony calls has emerged as a boon for Companies and Industries who have to call abroad for their business reasons its not only about the commercial success of Internet phones but the peoples who live abroad from their relatives can now enjoy with this Internet phone service.

Below are some companies which offers Internet Telephony Service:
www.broadvoice.com
www.8x8.com
www.inphonex.com