Monday, July 13, 2015

Communication Devices

Computer Hardware Components

Communication device is a peripheral hardware device in computing.  It is used to communicate with other computers and devices in a network environment.  More...

Modems
Modem (modulator-demodulator) is a communication device in computing.  It modulates signals to encode digital information and demodulates signals to decode the transmitted information.  A common type of modem is one that turns the digital data of a computer into modulated electrical signal for transmission over telephone lines and demodulated by another modem at the receiver side to recover the digital data.  More...


Network Interface Cards (NIC)
Network Interface Card also known as network interface controller, network adapter, LAN (Local Area Network) adapter is a communication device in computing.  It allows computers to communicate over a network, either by using cables or wirelessly.  More...





Routers
Router is a network communication device in computing. It forwards data packets between computer networks.  When a data packet comes in on one of the lines, the router reads the address information in the packet to determine its ultimate destination.  Then, using information in its routing table or routing policy, it directs the packet to the next network on its journey.  More...

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