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Appendix C Wireless LANs
NWA3000-N Series User’s Guide
321
An ESSID (ESS IDentification) uniquely identifies each ESS. All access points and
their associated wireless clients within the same ESS must have the same ESSID
in order to communicate.
Figure 129
Infrastructure WLAN
Channel
A channel is the radio frequency(ies) used by wireless devices to transmit and
receive data. Channels available depend on your geographical area. You may have
a choice of channels (for your region) so you should use a channel different from
an adjacent AP (access point) to reduce interference. Interference occurs when
radio signals from different access points overlap causing interference and
degrading performance.
Adjacent channels partially overlap however. To avoid interference due to overlap,
your AP should be on a channel at least five channels away from a channel that an
adjacent AP is using. For example, if your region has 11 channels and an adjacent
AP is using channel 1, then you need to select a channel between 6 or 11.
RTS/CTS
A hidden node occurs when two stations are within range of the same access
point, but are not within range of each other. The following figure illustrates a
Содержание NWA-3160
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Страница 14: ...Table of Contents NWA3000 N Series User s Guide 14 ...
Страница 15: ...15 PART I User s Guide ...
Страница 16: ...16 ...
Страница 30: ...Chapter 1 Introduction NWA3000 N Series User s Guide 30 ...
Страница 48: ...Chapter 2 The Web Configurator NWA3000 N Series User s Guide 48 ...
Страница 54: ...Chapter 3 Configuration Basics NWA3000 N Series User s Guide 54 ...
Страница 72: ...Chapter 4 Tutorials NWA3000 N Series User s Guide 72 ...
Страница 73: ...73 PART II Technical Reference ...
Страница 74: ...74 ...
Страница 82: ...Chapter 5 Dashboard NWA3000 N Series User s Guide 82 ...
Страница 146: ...Chapter 11 User NWA3000 N Series User s Guide 146 ...
Страница 164: ...Chapter 12 AP Profile NWA3000 N Series User s Guide 164 ...
Страница 170: ...Chapter 13 MON Profile NWA3000 N Series User s Guide 170 ...
Страница 192: ...Chapter 14 Certificates NWA3000 N Series User s Guide 192 ...
Страница 226: ...Chapter 15 System NWA3000 N Series User s Guide 226 ...
Страница 252: ...Chapter 17 File Manager NWA3000 N Series User s Guide 252 ...
Страница 262: ...Chapter 18 Diagnostics NWA3000 N Series User s Guide 262 ...
Страница 264: ...Chapter 19 Reboot NWA3000 N Series User s Guide 264 ...
Страница 266: ...Chapter 20 Shutdown NWA3000 N Series User s Guide 266 ...
Страница 284: ...Chapter 22 Product Specifications NWA3000 N Series User s Guide 284 ...
Страница 318: ...Appendix B Importing Certificates NWA3000 N Series User s Guide 318 ...
Страница 372: ...Appendix D Open Software Announcements NWA3000 N Series User s Guide 372 ...
Страница 378: ...Appendix E Legal Information NWA3000 N Series User s Guide 378 ...
Страница 386: ...Index NWA3000 N Series User s Guide 386 ...