Cisco Cisco Aironet 350 Wireless LAN Client Adapter
9
Release Notes for Cisco Aironet 802.11a/b/g Client Adapters (CB21AG and PI21AG) Install Wizard 4.5
OL-19057-02
New and Changed Information
Windows Wireless Network Connection Icon Shows Unavailable Connection
(Windows XP Only)
(Windows XP Only)
If your computer is running Windows XP and you configured your client adapter using ADU, the
Windows Wireless Network Connection icon in the Windows system tray may be marked with a red X
and show an unavailable connection even though a wireless connection exists. This condition is caused
by a conflict between ADU and Windows XP wireless network settings. Simply ignore the Windows icon
and use the ASTU icon to verify the status of your client adapter’s wireless connection.
Windows Wireless Network Connection icon in the Windows system tray may be marked with a red X
and show an unavailable connection even though a wireless connection exists. This condition is caused
by a conflict between ADU and Windows XP wireless network settings. Simply ignore the Windows icon
and use the ASTU icon to verify the status of your client adapter’s wireless connection.
Supporting Documentation
The Cisco Aironet 802.11a/b/g Wireless LAN Client Adapters (CB21AG and PI21AG) Installation and
Configuration Guide (OL-4211-06) pertains specifically to CB21AG and PI21AG client adapters. If you
are using a Cisco Aironet 340, 350, or CB20A client adapter, refer to the installation and configuration
guide for that client adapter and your computer’s operating system.
Configuration Guide (OL-4211-06) pertains specifically to CB21AG and PI21AG client adapters. If you
are using a Cisco Aironet 340, 350, or CB20A client adapter, refer to the installation and configuration
guide for that client adapter and your computer’s operating system.
New and Changed Information
Management Frame Protection
CB21AG and PI21AG release 4.5 supports Management Frame Protection (MFP) when available and
enabled on the wireless infrastructure. The CB21AG and PI21AG have MFP automatically enabled.
enabled on the wireless infrastructure. The CB21AG and PI21AG have MFP automatically enabled.
Installing or Upgrading Client Adapter Software
This section describes how to initially install or upgrade to CB21AG and PI21AG Install Wizard 4.5 on
a computer running Windows 2000 or XP. If the client adapter software is not installed on your computer,
follow the instructions in the
a computer running Windows 2000 or XP. If the client adapter software is not installed on your computer,
follow the instructions in the
section below. If you
are upgrading your client adapter software to release 4.5, follow the instructions in the
.
Installing the Client Adapter Software
This section describes how to install Cisco Aironet CB21AG or PI21AG client adapter driver and
utilities from a single executable file named WinClient-802.11a-b-g-Ins-Wizard-vx.exe, where x
represents the release number. Follow these steps to install these client adapter software components on
a computer running Windows 2000 or XP.
utilities from a single executable file named WinClient-802.11a-b-g-Ins-Wizard-vx.exe, where x
represents the release number. Follow these steps to install these client adapter software components on
a computer running Windows 2000 or XP.
Caution
Cisco Aironet CB21AG and PI21AG client adapter software is incompatible with other Cisco Aironet
client adapter software. The Aironet Desktop Utility (ADU) must be used with CB21AG and PI21AG
cards, and the Aironet Client Utility (ACU) must be used with all other Cisco Aironet client adapters.
client adapter software. The Aironet Desktop Utility (ADU) must be used with CB21AG and PI21AG
cards, and the Aironet Client Utility (ACU) must be used with all other Cisco Aironet client adapters.