SMC Networks SMC7904WBRA - Manual (Page 79)

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Note that WEP protects data transmitted between wireless nodes, but
does not protect any transmissions over your wired network or over the
Internet.
WPA
Wi-Fi Protected Access (WPA) combines temporal key integrity protocol
(TKIP) and 802.1X mechanisms. It provides dynamic key encryption and
802.1X authentication service.
Parameter Description
Cypher suite The security mechanism used in WPA for encryption.
Authentication Choose 802.1X or Pre-shared Key to use as the
authentication method.
• 802.1X: for the enterprise network with a RADIUS server.
• Pre-shared key: for the SOHO network environment
without an authentication server.
Pre-shared key type Select the key type to be used in the Pre-shared Key.
Pre-shared Key
Type in the key here.
Group Key
Re_Keying
The period of renewing broadcast/multicast key.