Lancom WLC-4006 Manual page 88

LANCOM WLC series
Chapter 4: Configuring the WLAN Controller
VPN ROUTER SERVER
WLAN CONTROLLER
BACKUP-CONTROLLER
³ ·
ACCESS POINT ACCESS POINT ACCESS POINT
LAPTOP/W-LAN LAPTOP/W-LAN LAPTOP/W-LAN LAPTOP/W-LAN LAPTOP/W-LAN LAPTOP/W-LAN
³ and ·.
Set the same time on the two LANCOM WLAN Controllers
³
Transfer the CA and RA certificates from a WLAN Controller to the sec-
ond and backup Controller ·.
³
Configure the first WLAN Controller according to your requirements
with all profiles and the associated AT table. The Access Points then estab-
lish connections to the first WLAN Controller. Each Access Point receives
a valid certificate and a configuration for the WLAN module from the
WLAN Controller.
³
Save the configuration from the first WLAN Controller to a file,
for example using LANconfig. In this configuration file assign an appro-
priate IP address for the backup controller.
Transfer this modified configuration to the backup controller ·. The pro-
files and the AP tables with the Access Point MAC addresses are trans-
ferred to the backup controller at the same time. All Access Points remain
logged on to the first WLAN Controller.
³
Should WLAN Controller fail, the Access Points will automatically
search for another WLAN Controller and they will find the backup control-
ler ·. Because this has the same root certificate, it is able to check the
validity of the Access Points' certificates. Because the Access Points are
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