User's Manual

!AcroLAN Card User’s Guide Version 20002.5

Page 8 of 38

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ƒ BSS, ESS and SS ID

The basic service set (BSS) is the basic building block of WLAN network. Minimum

WLAN BSS may be consist of only two stations. Using access point (AP) and network

distribution systems (DS), WLAN service set can be extended arbitrary size – extended

service set (ESS). Each service set has its network ID (SSID). All the service sets within

an ESS network can have same service ID so that the ESS can support inter-cell

ROAMING.