Siemens IEEE802.11 - Manual (Page 62)

WLAN-IEEE802.11 Tutorial (Maximilian Riegel), 021018-wlan-tutorial.ppt Page 62 © Siemens, 2002
A last word about WLAN security:
n
Even IEEE802.11i may not be sufficient for public hot-spots:
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Only VPN technologies (IPSEC, TLS, SSL) will fulfil end-to-end
security requirements in public environments.
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VPN technologies might even be used in corporate WLAN networks.
http
ip
ppp
Netscape
ip
802.2 802.2
802.3
802.2
802.3 802.2
802.3
http
ip
ppp
Bluetooth
apache
ip
802.2
802.3
ip
WEP 802.11

tcp tcp

802.11
IPSEC, TLS, SSL tcp tcp