ZyXEL Communications VMG1312-B Series User Manual page 338

Appendix D Wireless LANs
disabled, wireless client A and B can st ill access t he wired net work but cannot com m unicat e wit h
each ot her.
Figure 195 Basic Service Set
ESS
An Ext ended Service Set ( ESS) consist s of a series of overlapping BSSs, each cont aining an access
point , wit h each access point connect ed t oget her by a wired net work. This wired connect ion
bet ween APs is called a Dist ribut ion Syst em ( DS) .
This t ype of wireless LAN t opology is called an I nfrast ruct ure WLAN. The Access Point s not only
provide com m unicat ion wit h t he wired net work but also m ediat e wireless net work t raffic in t he
im m ediat e neighborhood.
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VMG1312-B Series User's Guide