### Using PEAP-MSCHAP V2 Security

To use PEAP-MSCHAP V2 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-MSCHAP V2) from the drop-down menu.

To use PEAP (EAP-MSCHAP V2) 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. Check the Validate Server Identity check box to force the system to authenticate the identity of the server as an added level of security.
3. Choose the certificate authority from which the server certificate was downloaded in the Trusted Root Certification Authorities drop-down box.
4. Perform one of the following to specify how you want to establish a network connection.

- If you want to connect using a username and password, choose User Name and Password.
- If you want to connect using a user certificate installed on your computer, choose Certificate, select a certificate from the drop-down box and go to Step 6.

5. Specify the username and password 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 for the PEAP authentication process.

6. Click Settings. The Configuration Setting window appears.
7. 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-MSCHAP V2) Configuration window (this is the recommended option) or enter the domain name of the server from which the client will accept a certificate.
8. If the Login Name field is not filled in automatically, enter your username with nothing after it.
9. Click OK.
10. Enable the profile.