Sometimes in life, we encounter such expressions as river gateway, Internet gateway, and so on. What is the gateway
The word gateway comes from the Latin expression aqva exclusa which translated into Russian means excluded water. Original gateway called the only structures on the canals and rivers designed to move vessels from one river has one water level to another navigable path in which the water level is higher or lower.
The principle of operation is the river gateway that is. The ship is placed in a special chamber behind him closed entrance gate. Then the water level in the chamber increases or decreases to the desired exit gate opens and the ship goes into another channel.
Currently, there are other types of gateways such as atmospheric. They join together zones of varying air pressure. For example, in space stations have airlocks to exit the ship compartments containing air in the vacuum of space.
In modern data transmission technology using digital technology under the gateway refers to the software or technical device combining the various computer networks into one. Internet gateways provide a LAN connection with global and distribute the total traffic between individual users.
Gateways in addition to this function can convert between the protocols, data transmission methods of different types and to associate those parts of networks running on different protocols.
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