When you pick up the phone with what is voip and dial a phone number the phone adapter (black box) converts your voice into data and sends the data through the Internet in a similar manner to an email message. Most providers require you to have a custom telephone adapter that is pre-configured for their network so providing your own may not be an option. A virtual phone is a piece of software that sits on your computer that acts like a regular phone. This technology converts the voice signal from your telephone into a digital signal that travels over the Internet.

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Virtual numbers are normally an additional cost but can start out at only $4.99 per month and they can only be used for incoming calls. You may be able to use your service wherever you travel as long as you have a broadband Internet connection available. This exciting what is voip technology allows you to take your phone number with you anywhere you travel. With what is voip you will be able to transfer you old telephone number to your new service provider. US subscribers to Internet-based telephone services grew 21% to 6.9 million in the second quarter of 2006.

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You can dial overseas with what is voip and the rates are very competitive. You can have as many lines you want and each additional line is billed at the same rate as a single line. With normal internet protocols, you can have a network consisting of many routers (20 - 30 or more) which can result in a very high round trip time. VOIP service cost anywhere from $9 per month for a block of 200 minutes to $44 per month or more for business feature with an included a fax line and custom ring features.