BW2251 User Guide v1.0
Nov. 2013
Page 42 of 187
Wireless users’ will be kicked off when DCA is processing (new operational
frequency channel takes effect).
DCA optional channel
– show the channels only in which auto channel selection (DCA) will be
processed to reduce interference.
Only when DCA is enabled,
DCA threshold
and
DCA optional channel
will be
shown.
Preamble
– if your wireless device supports the short preamble and you are having trouble getting it
to communicate with other 802.11b devices, make sure that it is set to use the long preamble.
Auto:
using long preamble when there are clients not supporting short preamble connected ,
otherwise using short preamble. The default is Auto.[recommend]
Short:
always using short preamble.
Long:
always using long preamble.
Slot Time
– show the slot time policy when working in 2.4GHz band.
Auto:
using long slot time when there are clients not supporting short slot time connection,
otherwise using short slot time. The default is Auto.[recommend]
Short:
always using short slot time.
Long:
always using long slot time.
To Maximize the compatibility with some 11b clients, set both
Preamble
and
Slot
Time
to long.
Edit
– edit the wireless basic settings
To change basic wireless setting properties click the
Edit
button in the
Action
column. The
status
can be changed now:
Figure 53 – Edit Basic Wireless Settings with static channel selection