Wireless Network Support: What is LAN, WLAN, WAN, MAN, SAN, CAN, PAN and GAN ? - 2 views
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azim hasmani on 05 Apr 12Computer networks are bunch of interconnected PC or computers that facilitate the exchange of data or some other purposeful work. The first computer network to be designed was the "Advanced Research Projects Agency Network" (ARPANET) for the United States Department of Defense in the late 1960s and early 1970s.