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WLAN Radio
Access Network:
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-Based on IEEE 802.11b standard
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Access
everywhere:
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-Office (Corporate Access Zone)
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-Hotspot (cafe, pub, airport lounge) (Public
Access Zone)
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-Regional (home) Access Zone
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-WLAN Access Network
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-consists of WLAN access points, public access
controllers, (wireless) routers, VPN terminators / security gateways
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-may be divided to access zones for clarity by
functionality (regional, corporate, public access)
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-WLAN Access Zone
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-consists of one or several WLAN access points
in one bridged segment
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-possible public access controller(s)
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-possible (wireless) routers
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-possible firewall(s) / security gateways
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