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Enabling Secure Wireless Connections

In document Secure Wireless Networks (Page 48-52)

Enabling a secure wireless connection through your SonicPoint involves the following configuration steps in the management interface of your SonicWALL security appliance and on the wireless clients:

“Verifying WiFiSec Enforcement is Enabled on the WLAN Zone” section on page 43

“Enabling the WLAN GroupVPN Policy on Your Wireless Zone” section on page 44

“Configuring Users with Authenticated Access to the GroupVPN Policy” section on page 45

Verifying WiFiSec Enforcement is Enabled on the WLAN Zone

WiFiSec is a security protocol that uses IPSec VPN over the wireless connection to maintain security. WiFiSec enforcement is enabled by default on the WLAN zone.

Note Enabling WiFiSec enforcement on a WLAN network zone provides the highest level of wireless security possible for your SonicPoint.

To verify WiFiSec is enforced on the WLAN zone:

Step 1 In the management interface of your SonicWALL security appliance, click on Network in the left-navigation menu, and then click on Zones under Network.

Step 2 In the list of zones on the Network > Zones page, click the edit icon in the same line as your Wireless zone.

Step 3 In the Edit Zone window, click the Wireless tab.

Step 4 In the Wireless tab, verify that the WiFiSec Enforcement box is checked and click OK.

Figure 23 Enabling WiFiSec on the WLAN Zone

Enabling the WLAN GroupVPN Policy on Your Wireless Zone

Enabling the default WLAN GroupVPN policy on your Wireless zone allows wireless clients to access your network securely using SonicWALL GVC or SonicWALL GSC.

Note If you are using a custom Wireless zone, you need to add a GroupVPN policy for the Wireless zone. For detailed instructions on adding GroupVPN policies, refer to the SonicOS Enhanced

Administrator’s Guide, available from the SonicWALL web site at <http://www.sonicwall.com/support/documentation.html>.

To enable the WLAN GroupVPN policy:

Step 1 In the management interface of your SonicWALL security appliance, click on VPN in the left-navigation menu, and then click on Settings under VPN.

Step 2 In the list of VPN policies on the VPN > Settings page, check the box under Enable for the WLAN GroupVPN policy.

To make connecting wireless clients to your secure wireless network easier, you can specify that all SonicWALL GVC or SonicWALL GSC connections use the default shared secret value, generated by the SonicWALL security appliance. If you do not configure the WLAN GroupVPN policy with this setting, wireless clients are prompted for the shared secret value, which they must enter before establishing a WiFiSec connection.

To enable the automatic downloading of the shared secret to SonicWALL GVC or SonicWALL GSC clients with the WLAN GroupVPN policy:

Step 1 In the list of VPN policies on the VPN > Settings page, click the edit icon in the same line as your

WLAN GroupVPN policy.

Step 2 In the VPN Policy window, click on the Client tab.

Step 3 In the Client page, check the Use Default Key for Simple Client Provisioning checkbox and click OK.

Configuring Users with Authenticated Access to the GroupVPN Policy

You can configure authenticated VPN access for individual users or configure VPN access for a group using the SonicWALL security appliance’s local users database or using an external RADIUS, LDAP, or Microsoft Active Directory (AD) server.

Note For more information on configuring the SonicWALL security appliance to use RADIUS, LDAP, or Microsoft Active Directory (AD) for authenticating VPN clients, refer to the SonicOS Enhanced Administrator’s Guide, located on the SonicWALL web site at

Adding Users to the SonicWALL Security Appliance Local User Database for VPN Access

To add an individual user to the SonicWALL security appliance’s local user database for VPN access:

Note If you use Simple Provisioning, use XAUTH to authenticate users. Otherwise, you are providing unauthenticated, open access to your network.

Step 1 In the management interface of your SonicWALL security appliance, click on Users in the left-navigation menu, and then click on Local Users under Users.

Step 2 In the Users > Local Users page, click Add User.

Step 3 In the Add User window:

Settings - Enter the Name and Password of the user

Group - Select the groups the user should belong to. The user automatically has any VPN access

configured for the group.

VPN Access - Select the networks, subnets, and IP addresses the user should have access to when

connected via GroupVPN. For example, All WAN IP, WLAN Subnets, LAN Primary Subnets, and WLAN Remote Access Networks.

Step 4 Click OK.

Configuring VPN Access for Local Groups

To configure VPN access for a group:

Step 1 In the management interface of your SonicWALL security appliance, click on Users in the left-navigation menu, and then click on Local Groups under Users.

Step 2 In the Users > Local Groups page, click the edit icon in the same line as any group displayed in the

Local Groups table, or click Add Group tocreateacustom group. For more information on configuring

Local Groups, refer to the “Managing Local Users and Local Groups” section in the SonicOS Enhanced Administrator’s Guide.

Step 3 In the Edit Group window, click the VPN Access tab. Select the networks, subnets, and IP addresses the user should have access to when connected using GroupVPN, for example, WLAN Subnets and WLAN Remote Access Networks.

Step 4 Click OK.

In document Secure Wireless Networks (Page 48-52)