## Atheros Client Utility Help

Introduction

- System Requirements

Profile Management

- Create or Modify a Profile

- Remove a Profile

- Profile Auto Selection

- Switch Profiles

- Configure TCP/IP

- Configuring Win XP

Security

- EAP-TLS

- EAP-TTLS

- PEAP (EAP-GTC)

- PEAP (EAP-MSCHAP V2)

- LEAP

- WPA Passphrase

Check Status or Diagnostics

- Check Current Status

- Check Driver Information

- Check Statistics

Connect to Another Network

Settings

- Signal Strength Display

- Data Display

- Display Refresh Interval

Tools

- Tray Icon

- Troubleshooting Utility

- Enable/ Disable the Radio

### Using EAP-TTLS Security

To use EAP security In the Atheros Client Utility, access the Security tab in the Profile Management window.

1. On the Security tab, choose the WPA radio button.
   OR: On the Security tab, choose the 802.1x radio button.
2. Choose EAP-TTLS from the drop-down menu.

Enabling EAP-TTLS security:

To use EAP-TTLS security, the machine must already have the EAP-TTLS certificates downloaded onto it. Check with the IT manager.

1. If EAP-TTLS is supported, choose EAP-TTLS from the drop-down menu on the right, then click the Configure button.
2. Select the appropriate certificate from the drop-down list and click OK.
3. Specify a user name for EAP authentication:

> - Check Use Windows User Name to use the Windows user name as the EAP user name.
> - OR: Enter a EAP user name in the User Name field to use a separate user name and password and start the EAP authentication process.

4. Click Advanced and:

> - Leave the server name field blank for the client to accept a certificate from any server with a certificate signed by the authority listed in the Network Certificate Authority drop-down list. (recommended)
> - Enter the domain name of the server from which the client will accept a certificate.
> - Change the login name if needed.

5. Click OK.
6. Enable the profile.