Wie-, that Skype of energy-efficient technologies?

Skype is a software which allows users to make a video and calls to other Skype users and non users.

It is based on technology voice over Internet Protocol VoIP, which connects to the Internet. VoIP copies items in the main voice communication over data networks. Skype is easy to use as soon as the software on a computer that is downloaded. Skype can a new method to the introduce communicate beyond the conventional phone user.

Voice over IP (VoIP)

VoIP is allows essentially the engine, which Skype is running.

It uses your Internet connection to place free calls to your computer. In short, VoIP transmits voice traffic transcribed on data networks. You can place calls to other VoIP users to a computer as well as for users of traditional land-line phone.

Telephony P2P or peer-to-peer

In addition to the VoIP Skype is supported also by mail to telephony as a peer to peer.

It allows users to share, search and download files. Peer-to-peer makes it possible, join multiple nodes on a network and participation in forward traffic, treatment and other bandwidth - intensive tasks one central server would normally the tasks. First, Skype has begun to develop the first peer to peer network.

Network address translation

Network address translation allows multiple users - those with firewall and those without Skype to communicate.

Calls and instant messages are fully encrypted to minimierens security risk. Encryption prevents the communicate through the firewall of the user that is designed to accessto enable blocked by authorized communication. Encryption is required for Skype support safe on the road to Internet public.

Decentralized user directory

Decentralized Skype user directory, between end-users connect so that you can create a static name user identity with an editable IP number.

IP change occurs when a user to a network with another site connects again. Because more central user directories follow users with a user name and IP address even if you grow not online directories is added the wire as more users more expensive to maintain. Skype reduces these costs if it user directory decentralized.

Intelligent routing

Skype is able to call the road through the slightest resistance.

In other words: If a call is placed, Skype network path or multiple paths available on the network used to make the call. This increases the call quality and limits of the delay.

Download the Skype software

Skype is a software, it requires that users download the company's site.

The download is free of charge. The nice thing about software is that it pre-programmed with a Setup Wizard that iterates through the user through the process. Download finds computer speaker and a microphone to make calls. For video calls a free software Skype - need user experience to have a webcam on your computer. Download webcam automatically detects device and coordinates using this feature.