As I understand you want to configure x2 as wlan subnet 10.0.0.x and you do not want to allow x2 subnet to communicate with x0 subnet.

Please configure firewall access rule from wlan>lan
Click on Add tab:
From General tab>Select Action as deny>From Zone :WLan>To Zone:Lan.
Service:Any
Source:x2 subnet
Destination:x0 subnet

And may I know what is the x0 subnet on the sonicwall.
If you are not able to browse to internet on x2 subnet we need do a packet capture and determine this.
Make sure that you have this outbound nat policy.
Original Source:Any
Translated source:Wan primary ip
Original Destination:Any
Translated Destination:Original
Original Service:Any
Translated Service:original
Interface inbound:x2
Interface Outbound:x1

Create a Group Policy Object
To create a Group Policy object (GPO) to use to distribute the software package:
Start the Active Directory Users and Computers snap-in. To do this, click Start, point to Administrative Tools, and then click Active Directory Users and Computers.
In the console tree, right-click your domain, and then click Properties.
Click the Group Policy tab, and then click New.
Type a name for this new policy (for example, Office XP distribution), and then press ENTER.
Click Properties, and then click the Security tab.
Click to clear the Apply Group Policy check box for the security groups that you want to prevent from having this policy applied.
Click to select the Apply Group Policy check box for the groups that you want this policy to apply to.
When you are finished, click OK.
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Assign a Package
To assign a program to computers that are running Windows Server 2003, Windows 2000, or Microsoft Windows XP Professional, or to users who are logging on to one of these workstations:
Start the Active Directory Users and Computers snap-in. To do this, click Start, point to Administrative Tools, and then click Active Directory Users and Computers.
In the console tree, right-click your domain, and then click Properties.
Click the Group Policy tab, select the group policy object that you want, and then click Edit.
Under Computer Configuration, expand Software Settings.
Right-click Software installation, point to New, and then click Package.
In the Open dialog box, type the full Universal Naming Convention (UNC) path of the shared installer package that you want. For example, \\file server\share\file name.msi.

Copy \\ServerName\SharedFolder\Shortcut.lnk “%userprofile%\Desktop” /Y

At times Word, Excel, Adobe, etc might stop showing their “jump list” when you press the start bar. Try the below fix, but note that it will clear the existing shortcuts from the list.

%APPDATA%\Microsoft\Windows\Recent\AutomaticDestinations
and delete any suspiciously large files. For example, I deleted a 175kB file, and now Firefox lists recently opened web pages in its jump list.

Microsoft Exchange Forms-Based Authentication service: Not Running.

So when of my BES servers lastnight seemed to get struck by lightning and go offline. The users turned the server back on this morning when they entered the office. However, Blackberrys didnt work!!? No mail was sent or received on the devices. The strange thing was my trusty MAGT log was missing. How am I supposed to troubleshoot without it?

Long story short after digging through just about every log I could find I didnt find any smoking guns. I did however find lots of errors similar to this one:

Cheat sheet on configuring outbound mail through Postini!!

When using Postini as incoming spam filtering for your Exchange servers, its a best practice to also configure them for Outbound mail forwarding as well. Here is a brief guide explaining the process.

Step 1: Find out which series of servers you are using. You can do this by logging into your Postini administrative console. The host name is the server series you are using. (Example: ac-s7 would be in System 7)