TRENDnet TEW-671BR - Manual (Page 24)

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Channel Bandwidth: This is the range of frequencies that will be used. 20/40MHz
provides the dual channel bandwidth support and gives you the connection speed of
up to 300Mbps. 20MHz provides single channel bandwidth and it provides you the
speed of up to 150Mbps.
Preamble Type: The “Long Preamble” can provide better wireless LAN compatibility while
the “Short Preamble” can provide better wireless LAN performance.
CTS Protection: It is recommended to enable the protection mechanism. This mechanism
can decrease the rate of data collision between 802.11b and 802.11g wireless
stations. When the protection mode is enabled, the throughput of the Router will be a
little lower due to a lot of frame-network that is transmitted.
TX Power: This can be set to a bare minimum or maximum power.
6.4. Security
This Access Point provides complete wireless LAN security functions, included are WEP,
IEEE 802.1x, WPA with pre-shared key and WPA with RADIUS. With these security
functions, you can prevent your wireless LAN from illegal access. Please make sure your
wireless stations use the same security function, and are setup with the same security key.
ESSID Selection: This broadband router support multiple ESSID, you could select
and set up the wanted ESSID.
Broadcast ESSID: If you enabled “Broadcast ESSID”, every wireless station located
within the coverage of this access point can discover this access point easily. If
you are building a public wireless network, enabling this feature is recommended.
WMM: Wi-Fi Multi-Media if enabled supports QoS for experiencing better audio, video
and voice in applications.
Encryption: When you choose to disable encryption, it is very insecure to operate
TEW-671BR.