# 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-FAST 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 atherosatherosather |  | ### Using EAP-TTLS Security To use EAP security In the Atheros Client Utility, access the Security tab in the Profile Management window. On the Security tab, choose the WPA/WPA2 radio button. OR: On the Security tab, choose the 802.1x radio button. 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. If EAP-TTLS is supported, choose EAP-TTLS from the drop-down menu on the right, then click the Configure button. Select the appropriate certificate from the drop-down list and click OK. 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.
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.
Click OK. Enable the profile.