Turning Your Client Adapter's Radio On Or Off; From The Windows System Tray; From Acu; Uninstalling Microsoft Hot Fixes - Cisco Aironet Installation And Configuration Manual
Wireless lan client adapters for windows
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Chapter 8
Routine Procedures
Turning Your Client Adapter's Radio On or Off
Your client adapter's radio can be turned on or off. Turning the radio off prevents the adapter from
transmitting RF energy. You might want to turn off the client adapter's radio in the following situations:
•
•
•
When the radio is on, it periodically sends out beacons even if it is not associated to an access point, as
required by the 802.11 specification. Therefore, it is important to turn it off around devices that are
susceptible to RF interference.
Note
Your client adapter is not associated while the radio is off.
You can turn the client adapter's radio on or off from the Windows system tray (if you installed the
EAP-SIM supplicant) or from ACU. Follow the instructions on the next page.
From the Windows System Tray
In the Windows system tray, move the cursor over the Aironet Client Monitor icon.
A message appears indicating whether the client adapter's radio is on or off. Also, a
red X appears on the icon when the radio is off.
If the radio is on, double-click the icon to turn the radio off or right-click the icon and select Turn Radio
Off.
If the radio is off, double-click the icon to turn the radio on or right-click the icon and select Turn Radio
On.
From ACU
If your client adapter's radio is on, open ACU and select Radio Off from the Commands drop-down
menu (see
the radio is turned off.
If your client adapter's radio is off, open ACU and select Radio On from the Commands drop-down
menu (see
Uninstalling Microsoft Hot Fixes
When LEAP is selected during ACU installation on a Windows 95, 98, or 98 SE device, Microsoft hot
fixes are also installed to fix two problems related to the use of LEAP. If you ever need to uninstall the
hot fixes, select Start > Run, enter C:\Windows\Inf\Qfe\W98.se\241052un.inf, and click OK.
OL-1394-04
You are not transmitting data and want to conserve battery power.
You have EAP-SIM authentication set up to occur transparently (the SIM card is left in the reader
and the PIN is stored in the computer), and you do not want to be billed for air time upon entering
an area that enables the client to authenticate.
You are using a laptop on an airplane and want to prevent the adapter's transmissions from
potentially interfering with the operation of certain devices.
Figure
8-4) to turn the radio off. The status bar at the bottom of the ACU screen indicates that
Figure
8-4) to turn the radio on.
Cisco Aironet Wireless LAN Client Adapters Installation and Configuration Guide for Windows
Turning Your Client Adapter's Radio On or Off
8-29
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Table of Contents
Troubleshooting
