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одновременно просматривать данные исследований

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Routers are programmed to understand the most common network protocols. That means they know the format of the addresses, how many bytes are in the basic package of data sent out over the network, and how to make sure all the packages reach their destination and get reassembled. For the routers that are part of the Internet's main "backbone," this means looking at, and moving on, millions of information packages every second.

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A typical network consists of:

• nodes (routers or hubs)
• a connecting medium (wired or wireless)
• specialized network equipment like (computers) 

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The DNS points the request in the right direction. Once the target server receives the request, it can send a response back to your computer. The data  travel the same path to get back to you.

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The "http" part stands for Hypertext Transfer Protocol and is the protocol by which information is sent by the user to the website she is visiting

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VoIP can turn a standard Internet connection into a way to place free phone calls.