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| | Internet Telephony Index - www.computer-tutorials-online.com (Site not responding. Last check: 2007-10-20) |
 | | Voice over IP (also called VoIP, IP Telephony, Internet telephony, and Digital Phone) is the routing of voice conversations over the Internet or any other IP-based network. |
 | | Another main challenge is routing VoIP traffic to traverse certain firewalls and NAT. |
 | | For example, somebody may call someone on a number with a U.S. area code, but one could be in London, and if someone were to call another number with that area code, it would be treated as a local call, regardless of where that person is in the world. |
| www.computer-tutorials-online.com /Internet-Telephony/index.html (2532 words) |
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