Efficient Networks 802.11g Turbo WLAN USB Adapter with RP-SMA Connector - Manual (Page 34)

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Parameter Description
B/G Protection If you have a mix of 802.11b and 802.11g wireless clients in the
network, it is recommended to enable the protection mechanism.
This mechanism can decrease the rate of data collision between
802.11b and 802.11g wireless clients. When the protection mode
is enabled, the throughput of the AP will be a little lower due to
many of frame traffic should be transmitted.
Auto – Based on the status of the network and automatically
disable/enable protection mode.
On – Always enable the protection mode.
Off – Always disable the protection mode.
Preamble 802.11g wireless adapters support both long and short preamble,
but for 802.11b wireless adapters, supporting short preamble is
optional. The throughput will be better when using short preamble,
Long Preamble – 128 bits sync field.
Short Preamble – 56 bits sync field.
Beacon (ms) Here defines the time between two beacons, the default value is
100ms.
TX Power If you want to lower the transmit power of the AP for saving the
power of the system, you can select the lower percentages from
the list. The lower power will cause the lower signal strength and
the coverage range.
Tx BURST Tx BURST enables the AP to deliver better throughput in the
same period and environment.
No forwarding among wireless
clients
Enable this setting to force the wireless clients connected to this
AP not sharing information each other.
Hide SSID If “Hide SSID” checkbox is enabled, the AP will not appear in the
site survey list of any wireless clients. It means only the wireless
clients set the same SSID can connect to the AP. It avoids the AP
being connected by unauthorized users.
Use Short Slot Short slot time is 9 us and long slot time is 20 us.
Auto Channel Selection at next
boot
The AP will select a random channel at next booting.