Overview of Some Voice Over IP Calls and SMS Verifications Services Providers

1. Introduction:

This book provides brief survey of the some Voice Over IP (VOIP) providers, including the providers that offers free calls to some countries. Then, I will mention some websites that offer virtual phone numbers from around the world to receive activation codes and SMS confirmations online.

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The report consists from the following parts:

1. How does VOIP work?

2. Getting free phone number in US or Canada and other countries

3. Betamax  (Dellmont sarl) VOIP Service Provider.

4. Some free websites that can be used to receive SMS online using numbers from some countries.

5. Best websites that offer SMS verification, sending SMS and renting number services.

6. Inphonex VOIP Provider.

7. eFax

8. VOIP  Frequently asked questions.

2. How does VOIP work?

The most common way VoIP works is that the end user establishes a hi speed broadband connection, a router and a VoIP gateway. Instead of a standard telephone line, the router sends the telephone calls over an internet connection. The VoIP gateway, placed somewhere in direct proximity of the connected Internet converts the analog signals into digital format, which are further broken down into smaller chunks called 'packets', before sending it over the internet, much like the way data is transmitted to and from the computer. These packets are sent to their final destination and instructions for bringing back into an understandable form are embedded in them. It then goes through a VoIP gateway where the packets are reconverted into the original analog format utilizing