Wireless Access Point
344
Configuring the Wireless AP
13.
Auto Cell Configuration
: Click
Auto Configure
to instruct the AP to
determine and set the best cell size for each enabled 802.11b/g IAP whose
Cell Size
is
auto
on the
window, based on changes in the
environment. This is the recommended method for setting cell size. You
may look at the Tx and Rx values on the
window to view the
cell size settings that were applied.
14.
802.11g Only
: Choose
On
to restrict use to 802.11g mode only. In this
mode, no 802.11b rates are transmitted. Stations that only support 802.11b
will not be able to associate.
15.
802.11g Protection
: You should select
Auto
CTS
or
Auto RTS
to provide
automatic protection for all 802.11g radios in mixed networks (802.11
b and g). You may select
Off
to disable this feature, but this is not
recommended. Protection allows 802.11g stations to share the IAP with
older, slower 802.11b stations. Protection avoids collisions by preventing
802.11b and 802.11g stations from transmitting simultaneously. When
Auto
CTS
or
Auto RTS
is enabled and any 802.11b station is associated to
the IAP, additional frames are sent to gain access to the wireless network.
•
Auto CTS requires 802.11g stations to send a slow Clear To Send
frame that locks out other stations. Automatic protection reduces
802.11g throughput when 802.11b stations are present — Auto CTS
adds less overhead than Auto RTS. The default value is Auto CTS.
•
With Auto RTS, 802.11g stations reserve the wireless media using a
Request To Send/Clear To Send cycle. This mode is useful when you
have dispersed nodes. It was originally used in 802.11b only
networks to avoid collisions from “hidden nodes” — nodes that are so
widely dispersed that they can hear the AP, but not each other.
When there are no 11b stations associated and an auto-protection mode is
enabled, the AP will not send the extra frames, thus avoiding
unnecessary overhead.
16.
802.11g Slot
: Choose
Auto
to instruct the AP to manage the 802.11g slot
times automatically, or choose
Short Only
. Xirrus recommends using
Auto
for this setting, especially if 802.11b devices are present.
Содержание XR Series
Страница 1: ...August 11 2015 Release 7 5 Wireless Access Point User s Guide ...
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Страница 17: ...Wireless Access Point xiii Glossary of Terms 607 Index 619 ...
Страница 18: ...Wireless Access Point xiv ...
Страница 26: ...Wireless Access Point xxii List of Figures ...
Страница 54: ...Wireless Access Point 28 Introduction ...
Страница 120: ...Wireless Access Point 94 The Web Management Interface ...
Страница 186: ...Wireless Access Point 160 Viewing Status on the Wireless AP ...
Страница 434: ...Wireless Access Point 408 Configuring the Wireless AP ...
Страница 534: ...Wireless Access Point 508 The Command Line Interface Figure 227 Configuring Radio Assurance Mode Loopback Testing ...
Страница 535: ...Wireless Access Point Appendices 509 Appendices ...
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Страница 601: ...Wireless Access Point 575 Declaration of Conformity Brazil XR 1000 XR 2000 XR 4000 ...
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Страница 660: ...Wireless Access Point 634 Index ...
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