Disadvantages of Wireless
One of the most obvious problems with wireless is the fact that you cannot easily control where the waves carrying your data will stop. The waves do not simply stop when they reach a wall or the boundary of a business; rather, they keep traveling into parking lots and other businesses in an expanding circle from the broadcast point. It's impossible to limit the wireless network to specific rooms in a building. With this type of network, you gain the ability to have connectivity in more places, but you lose the ability to tightly control where those waves can go.
This introduces the risk of unintended parties eavesdropping on network traffic from parking areas, streets, alleys, or any other place where a laptop can be ...
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