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Cisco Wireless LAN Security by Andrew Balinsky, Darrin Miller, Krishna Sankar, Sri Sundaralingam

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WLAN: A Perspective

A wireless LAN (WLAN) is, in some sense, nothing but radio—with different frequencies and characteristics—acting as the medium for networks. The concept of WLAN fundamentally changes the networking you are accustomed to: wired connections through some form of jacks attached to structures. The lack of hard wires in WLANs ushers in an era in which mobility, pervasive and ubiquitous connectivity, and all the associated interaction models prevail. As hyped as this technology is, there is still a belief in the industry that WLANs are not hyped enough.

It is true that, eventually, this technology will find itself in almost all the everyday things in our homes and elsewhere, from connecting the different devices in home entertainment ...

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