| VoIP is a general term for a family of transmission | | | | VoIP runs both voice and data communication over a |
| technologies delivering voice communications over IP | | | | single network, that helps reducing infrastructure costs |
| networks. Voice over internet protocol is also known | | | | significantly. |
| as IP telephony, internet telephony, broadband phone, | | | | Apart from being used in small-to-medium business |
| broadband telephony and voice over broadband. | | | | markets to multi-national companies, VoIP is also |
| Internet telephony is the communication services which | | | | appreciated by end users using it for communication. |
| are transported via internet, not via public switched | | | | VoIP enables them to make internet calls from PC to |
| telephone network (PSTN). The analog voice signal is | | | | PC and PC to Phone. The PC to PC calls are free of |
| converted into digital format, later compressed into | | | | cost while PC to Phone calls are cheap and |
| internet protocol (IP) packets. VoIP systems controls | | | | cost-effective. As all of us are aware of the fact that |
| the protocols allowing transmission over an IP network. | | | | the international calling is so expensive and not |
| These days, it is becoming common for | | | | affordable for all. This is why there are so many VoIP |
| telecommunications providers to use VoIP telephony | | | | resellers available for end users which are facilitating |
| over public IP networks to connect with other | | | | people with their efficient services. |
| telephony network providers. In fact, many companies | | | | VoIP resellers are gaining popularity as more and more |
| are opting IP Multimedia Subsystem (IMS) which merge | | | | people are availing the services of VoIP. Large |
| internet technologies with mobile using VoIP | | | | numbers of industry players are into this business as it |
| infrastructure. This enables upgradation in the existing | | | | costs nothing as an investment point-of-view. This is |
| systems while adopting internet technologies like web, | | | | the reason people are choosing this medium of |
| email, video conferencing and instant messaging. It also | | | | business because of minimum risk too. One just needs |
| allows existing VoIP systems to interface with the | | | | to buy and sell minutes and have to make business |
| conventional PSTN and mobile phone networks. This is | | | | between the two ports. The risk factor is negligible and |
| not all, businesses are increasingly beginning to migrate | | | | one can make generate good amount of revenue. |
| from traditional copper wire telephone systems to | | | | This is why VoIP resellers are creating a stir in the |
| VoIP systems in order to reduce phone costs. With | | | | VoIP world. |
| this, they get efficient bandwidth and low cost facility. | | | | |