
19
Using the Configuration Menu (continued)
Advanced > Performance
Preamble Type-
Select Short or Long Preamble. The Preamble defines the length
of the CRC block for communication between the wireless access
point and the roaming wireless network adapters. (Cyclic Redun-
dancy Check is a common technique for detecting data transmis-
sion errors.) Long is the default setting. Note: High network traffic
areas should use the shorter preamble type.
Beacon Interval-
Beacons are packets sent by an Access Point to synchronize a
wireless network. Specify a value. 100 is the default setting and is
recommended.
RTS Threshold-
This value should remain at its default setting of 2432. If inconsistent
data flow is a problem, only a minor modification should be made.
Fragmentation-
The fragmentation threshold, which is specified in bytes, determines
whether packets will be fragmented. Packets exceeding the 2346
byte setting will be fragmented before transmission. 2346 is the de-
fault setting
Apply-
Click Apply to save changes
DTIM interval-
(Delivery Traffic Indication Message)- 3 is the default setting. DTIM
is a countdown informing clients of the next window for listening to
broadcast and multicast messages.
TX Rates-
The DWL-2000AP will automatically sense the best possible speed
when you select Auto (the default setting), or you can choose the
data transfer rate: 54Mbps,48Mbps, 36Mbps, 24Mbps, 18Mbps,
12Mbps, 11Mbps, 9Mbps,6Mbps, 5.5Mbps, 2Mbps, 1Mbps.
Authentication-
Open System - communicates the key across the network
Shared Key - devices must have identical WEP settings to
communicate
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