| A general term that is used when referring to devices | | | | personal computer to another. It is the most common |
| that are designed for providing voice communications | | | | of all the categories and it requires the use of particular |
| using the Internet, the Voice over Internet Protocol | | | | voice communications software. Some of the |
| (also called VoIP) is synonymous with other computer | | | | companies that are known to offer such service |
| terms like the Internet telephony, broadband phone, | | | | include Skype and Raketu. These companies allow |
| voice over broadband as well as the IP telephony. | | | | people to place calls in landlines or personal computers |
| Devices that are developed for the use of this | | | | free of charge in selected countries and for a given |
| protocol feature session control protocols that have | | | | time. |
| the ability to tear-down and at the same time set-up | | | | The second category of these services focuses on |
| calls. Know more about it by looking at the different | | | | the use of phones that feature VoIP to place calls |
| categories and aspects of free VoIP services. | | | | through the Ethernet or Wi-Fi network. This category is |
| The Various Characteristics of VoIP | | | | popular among the users of peer-to-peer technologies. |
| Many international web-based firms offer free VoIP | | | | It enables consumers to make free calls but they |
| services to attract consumers. This marketing | | | | should not exceed the assigned limit. In addition, they |
| technique is helpful because the companies allow | | | | also have the option to subscribe to premium services, |
| computer users to use such service to call their loved | | | | but they need to pay an extra charge. |
| ones and friends in selected destinations. However, it | | | | The third category focuses on the use mobile phones |
| encourages them to subscribe to this service in order | | | | or landlines that are connected to the Internet. Most |
| to use it to call other people in other destinations. In this | | | | computer users in residential areas use this service |
| regard, it is important that consumers or computer | | | | because it is convenient and free of charge. However, |
| users who like to maximize the use of this free | | | | when using this service, it is good to know that free |
| service have an extensive background of the different | | | | calls are limited in some areas and some |
| categories of VoIP technologies. | | | | telecommunication devices are not suitable for this |
| The Categories | | | | service. To avoid having problems, it is important to |
| Free VoIP services can be categorized into three. The | | | | check out some sites that offer this service. |
| first category uses direct connections from one | | | | |