VMG1312-B Series User’s Guide 337
APPENDIX D
Wireless LANs
Wireless LAN Topologies
This sect ion discusses ad- hoc and infrastruct ure wireless LAN t opologies.
Ad-hoc Wireless LAN Configuration
The sim plest WLAN configurat ion is an independent (Ad- hoc) WLAN that connects a set of
com puters wit h wireless adapt ers (A, B, C) . Any tim e t wo or m ore wireless adapters are wit hin
range of each ot her, t hey can set up an independent net work, w hich is com m only referred t o as an
ad- hoc net work or I ndependent Basic Service Set (I BSS). The follow ing diagram shows an exam ple
of notebook com puters using wireless adapt ers to for m an ad-hoc wireless LAN.
Figure 194 Peer-t o- Peer Com m unicat ion in an Ad- hoc Net work
BSS
A Basic Service Set (BSS) exist s when all com m unicat ions bet ween wireless client s or bet ween a
wireless client and a wired net work client go t hrough one access point ( AP) .
I ntra-BSS traffic is traffic bet ween wireless client s in the BSS. When I nt ra- BSS is enabled, wireless
client A and B can access the wired net work and com m unicat e wit h each ot her. When I ntra- BSS is
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