Specifications

network and management resources available, and the software support provided on wireless
clients. A summary of wireless
security considerations is listed in the following table.
Security Client
Support
Implementation
Considerations
WEP Built-in
support on all
802.11b and
802.11g
devices
•Only provides weak security.
•Requires manual key
management.
WPA Requires
WPA-enabled
system and
network card
driver (native
support
provided in
Windows XP)
•Provides good security in small
networks. •Requires configured
RADIUS server, or manual
management of pre-shared key.
802.1X Requires
WPA-enabled
system and
network card
driver (native
support
provided in
Windows XP)
•Provides robust security in
WPA-only mode (i.e., WPA
clients only). •Requires
configured RADIUS server.
•802.1x Extensible
Authentication Protocol (EAP)
type may require management of
digital certificates for clients and
server.
WEP
Wired Equivalent Privacy (WEP) encryption requires you to use the same set of
encryption/decryption keys for the router and all of your wireless clients.
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