Chapter 1. The Basics of Wi-Fi Hotspots

Wi-Fi hotspots provide wireless Internet access within public areas. They enable people to keep up-to-date with their digital world in places such as cafés (as depicted in Figure 1-1), convention centers, libraries, and hotels. Users can connect to hotspots from mobile computers, such as laptops and Personal Digital Assistants (PDAs). Other media devices with Wi-Fi capability, such as the PlayStation Portable (PSP) or cellular phones, can also take advantage of hotspots. Wireless hotspots allow people to do such tasks as browse the Internet and send and receive e-mail. Wi-Fi hotspots are similar to wireless networks that are used in homes and businesses; however, they are not as secure, and they are intended ...

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