What is the switching of packets?

Packet switching is a technology that divides data into network communication into manageable small pieces called packets. By sending a large file to several small pieces via the network, switching packets minimizes the impact of data transmission errors. They also avoid a narrow place of operation, allowing the flow of data to flow in the most effective way in the network.

The idea of ​​network communication includes tracking the exact set of rules to move data from one location or node on the network to another. The Internet is simply a large network and switching of packets occurs when all data is moved over the Internet. Examples of Packet Packets Protocol for TRC/IP/IP/IP Internet protocol) and relays are. Some mobile phones technologies also use packet switching technologies.

When using packet switching, the file routing divides the file into several small data packets between 1,000 and 1,500 bytes, each marking each package with header information. The header contains routing software POKYny to re -build a file from packets in the correct order. It also includes target information before sending packets via the network.

When the packets travel over the network, different routing paths can be separated depending on the Internet. The routers and switching of the network using the header information determine the most effective route to move each packet to the destination. Switching packets allows efficient use of network bandwidth, as sending many small packets fits better in the network capacity than sending large files intact. As soon as the packets arrive at the destination, regardless of the order in which it arrives, the routing software is assembled by the file correctly using the header information. If all packets have arrived intact astebor without errors is ready for use. However, if the packet has arrived with an error, the routing software may require the packet to be unsatisfied. Using the switches of packets must be hated useE part of the whole file, which reduces the overall network traffic.

Paul Baran and Donald Davies each developed the idea of ​​switching packets independently in the early 1960s. Packet switching is to improve circuit switching technology commonly used in fixed telephone networks for many years. When switching circuits, the dedicated line bears all data operations related to a specific file. Switching the circuit works well for quick delivery of a large file because it is not delayed. Moving a large amount of data to up to thousands of knots at the same time, such as on the Internet, but would be incredibly inefficient by switching circuits.

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