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All you need to know about Wi-Fi technology, security and the uses of wireless broadband :
Hotspot :
Highly frequented public place with clear boundaries (café, hotel, station, airport, etc...) offering mobile-terminal users (laptops, PDAs for example) access to a wireless network so they can connect easily to Internet.
Wi-Fi :
Wireless Fidelity or wireless Ethernet. Ethernet type local network with wireless access which allows theoretical bandwidths of up to 11 Mbit/s (or 5 Mbit/s divided between the connected users) at a frequency of 2.4 Ghz.
WI-FI equipment is compliant with the IEEE 802.11 standards for wireless communication via an Ethernet network. What does the term Wi-Fi mean ?
Wi-Fi is an English play on words, applying the term Hi-Fi (High-Fidelity) to wireless networks (Wireless Fidelity).
How far can Wi-Fi carry ?
Wi-Fi radio coverage indoors can cross reinforced concrete walls or floors (3 floors maximum) but its capacity is reduced under such conditions down to 1Mbps before the signal is lost, and the range can be as low as 15 metres.
In a dense interior environment (where there are large obstacles) a range of 25 metres is generally possible, but if there are just thin partitions to cross, the range is usually 60 metres. Who is Wi-Fi for ?
Anyone with a Wi-Fi enabled laptop who wants to browse the Internet or read emails using a broadband wireless connection.
What are the benefits of Wi-Fi ?
Professionals can work comfortably on Internet (email, Intranet access, information research).
Owners of venues which become hotspots find that this state-of-the-art service keeps existing customers loyal and attracts new customers Wi-Fi , GPRS and UMTS
GPRS and UMTS offer national coverage which is particularly geared to completely flexible communication using lightweight terminals such as smartphones.
Wi-Fi offers a better quality broadband connection suitable for professional laptop use while working on the move. GPRS, UMTS and Wi-Fi are therefore completely complementary services and Orange has launched the Business Everywhere, Orange World and Orange Intense packages offering optimum suitability and ease of Internet access for each particular situation. What is Wi-Fi used for ?
Searching for information on Internet, emailing, connecting to your Intranet in a calm and relaxed environment and, most importantly, in total comfort.
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