Connecting two computers in a local network

A Man only recently began to comprehend the wonderful world of computers, it might seem that connecting two computers is only used in offices but at home it's not necessary. But it is misleading. It is difficult to specify all the possibilities and benefits of connecting the two computers.

Many people know that just a few decades ago a computer was the size of a large room, weighed several tons, and its price was enormous. No one could not think to purchase such a machine for home use. The decrease in same The cost of computing devices has made fantasy a reality! Now is very common situation when a family has several computers: my husband is a fully functional PC system unit, the wife of a compact laptop, and the child-student – your e-mail helper for Internet, games and essays. Thus it is often necessary to connect two computers to the network. Because it allows us to exchange information without discs and flash drives. In addition, the connection of the two computers is sometimes used to save on bills for Internet – just connect the cable of the provider in a router, hub or switch to provide simultaneous access to the Network.

Connecting two computers can be performed in several ways. The most simple – through a network Ethernet card. On the motherboard of each modern PC there is a connector RJ-45 (card is soldered onto the main Board). In form it resembles a regular plug for the telephone wire, only half as much. To the conductors of the cable "twisted pair" connected (crimped) two plug. One of are included in the RJ-45 one computer and another – in a second connector. Then in the settings of the operating system to enable access to resources and to scan the network environment to “My computer”. The working group should be the same. If more than two computers, you can use splitter. In this case, the wires from them are included in a special device-a switch, which distributes the data flows.

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In addition to wired solutions, there are analogues, used as the carrier medium is not copper conductors, and radio frequency. This is the famous Wi-Fi and Bluetooth. Their advantages are obvious – simply connect the device to computers, to configure settings, and can work with.

The Disadvantage of additional radiation source, which is already more than enough in the modern world. Each user decides for himself how it is better to connect computers into a network.

Also, in addition to Ethernet (RJ-45) interface can be used by COM and LPT ports

On the forums often ask the question  about whether it is possible to connect two computers via usb. Yes, this is possible. You must purchase a special USB cable Link in which is mounted a microchip controller. Then connect the ports and using a special program to communicate. Disadvantage: high cost, limitations on the length of the cable, the availability of more convenient alternatives (legacy solution), infrared and even dial-up connection.