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ZyAIR B-4000 Hot Spot Gateway
Wireless LAN 18-1
Chapter 18
Wireless LAN
This chapter shows you how to configure wireless LAN settings on the ZyAIR and set up WEP
encryption keys.
18.1 Wireless LAN Overview
This section introduces the wireless LAN (WLAN) and some basic scenarios.
18.1.1 IBSS
An Independent Basic Service Set (IBSS), also called an Ad-hoc network, is the simplest WLAN
configuration. An IBSS is defined as two or more computers with wireless adapters within range of each
other and can set up an independent (wireless) network without the need of an access point (AP).
Figure 18-1 IBSS (Ad-hoc) Wireless LAN
18.1.2 BSS
A Basic Service Set (BSS) is when all communications between wireless stations or between a wireless
station and a wired network client go through one access point (AP).
Intra-BSS traffic is traffic between wireless stations in the BSS.