Hrdwre Rqrmnts ICT PPT Presentation 2

Hardware Requirements for Computer Network

Hardware Requirements for Computer NetworkBy. Maroon 4 What is Computer Network?It is also called as data networkIt is a telecommunications network which allows computers to exchange data.In computer networks, networked computing devices pass data to each other along data connections(network links). Data is transferred in the form of packets. Hardware Requirements for Computer NetworkNetwork AdaptersConnects computer to a network so that they can communicateUSB or Ethernet port on your computerInstalled a Peripheral Component Interconnect (PCI) expansion slot.Network Hubs and switchesConnect two or more computers to an Ethernet network. Hardware Requirements for Computer NetworkRouters & Access PointsConnect computers and network to each other.Enable you to share a single Internet connection among several computers.Wired or wirelessAllow computers and networks to a wireless network.Hardware Requirements for Computer NetworkModemTo send and receive information over telephone or cable lines. Network CablesConnect computers to each other and to other related hardware such as hubs, routers and external network adapters. Hardware Requirements for Computer NetworkEthernet CablingUsed to connect wired network adapters to a router or network switch. ServersCan provide security programs and filesBridgesUsed to join two network segments together.can also be used to divide large networks into smaller segments.connect networks that run at different speeds, different topologies, or different protocols

BRIDGES

Hardware Requirements for Computer NetworkCSU/DSUUsed to connect a LAN to a WAN. Take care of all the translation required to a data stream between these two methods of communication. FirewallPiece of hardware either software which functions in a networked environment to prevent some communications forbidden by the security policy .

Hardware Requirements for Computer NetworkProxy ServerComputer set up to share a source, usually an Internet Connection.

Uses of Computer Networks

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