### Using PEAP (EAP-GTC) Security

To use PEAP (EAP-GTC) 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 PEAP (EAP-GTC) from the drop-down menu.

To use PEAP (EAP-GTC) security, the server must have WPA-PEAP certificates, and the server properties must already be set. Check with the IT manager.

1. Click the Configure button.
2. To resume connection without providing credentials again after a temporary loss of connection, check Always Resume the Secure Session.
3. Select the appropriate network certificate authority from the drop-down list.
4. Specify a user name for inner PEAP tunnel authentication:

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

5. Check the Validate Server Identity check box to force the system to authenticate the identity of the server as an added level of security.
6. Choose the certificate authority from which the server certificate was downloaded in the Trusted Root Certification Authorities drop-down box.
7. Choose Token or Static Password, depending on the user database.
   Note that Token uses a hardware token device or the Secure Computing SofToken program (version 1.3 or later) to obtain and enter a one-time password during authentication.
8. Click Settings and:

> - Leave the Specific Server or Domain field blank to allow the client to accept a certificate from any server that supplies a certificate signed by the certificate authority listed in the Trusted Root Certification Authorities drop-down box on the Define PEAP (EAP-GTC) Configuration window (recommended) or enter the domain name of the server from which the client will accept a certificate.
> - If the Login Name field is not filled in automatically, enter your username.
> - Click OK to save your settings and return to the Profile Management (Security) window.

9. Click OK.
10. Enable the profile.