User Manual

Table Of Contents
Chapter 2 Network Configuration and Planning 23
Using the Nortel Networks Wireless LAN Access Point 2220/2221
A wireless infrastructure can also support roaming for mobile workers. More than
one access point can be configured to create an Extended Service Set (ESS). By
placing the access points so that a continuous coverage area is created, wireless
users within this ESS can roam freely. All Nortel Networks Wireless LAN--Series
2200 wireless network cards and adapters and Access Point 2220/2221 wireless
access points within a specific ESS must be configured with the same SSID
.
File
Server
Switch
Desktop PC
Access Point
<BSS2>
Notebook with Wireless
PC Card Adapter
Seamless Roaming
<ESS>
Switch
Access Point
<BSS1>
PC with Wireless
PCI Adapter
Notebook with Wireless
PC Card Adapter