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719 bytes added, 00:59, December 9, 2007
"Wireless" and "wired" difference
A '''network''' is a series of [[node|nodes]] linked together by [[arc|arcs]].
In [[telecommunications]], a network is any connection of two or more computers that enables them to communicate. Networks may include transmission devices, servers, cables, routers and satellites. The phone network is the total infrastructure for transmitting phone messages.  =="Wired" and "Wireless" Networks== "Wired" networks are connected using wires (such as [[Ethernet]] cables)."Wireless" networks are connected using [[radio]] technology. The advantages of "wired" networks over "wireless" ones include increased security and faster speeds. The advantages of "wireless" networks over "wired" ones include convenience. The excessive use of radio technology brings the issue of radiation to mind. RF radiation burns skin tissue, and some studies claim it can cause [[cancer]]<ref>See ''The ARRL Handbook'', published every year by the [ ARRL].</ref>. There are similar complaints with regard to [[cellular phone|cellular phones]]. ==References==<references /> [[Category:Telecommunications]]
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