How to configure antispam service on sonicOS 7?

This article describes about configuring Anti-spam service on sonicOS7

1. Navigate to Policy | Anti-spam settings page 
2. Download and install the SonicWall Junk Store application on any windows server that allows port 25 traffic or it can be installed on Exchange server itself. Disable UAC before installing it.
3. After installing Enable Anti-spam service  
4. Complete all the 4 steps shown in the below screenshots and Click Confirm once done
   
   
   
   
   
   
   
   
   
   
5. You will notice that Anti-spam menu expands with more options after enabling and deploying Junk store like below 
   You may setup other settings like junk summary notifications, LDAP configuration and address book as per your requirement
   
    NOTE: Enter the relay domain to which you would like to relay emails through Anti-spam service. This domain must be hosted on your on-premise mail server.
   
   
6. Go to Diag page of the firewall by changing the URL to https://firewallIPaddress/sonicui/7/m/mgmt/settings/diag | click Internal settings | Search for "Anti-spam Service"
   Enable Disable SYN Flood Protection for Anti-Spam-related connections
   Set CASS Cloud Service Address to Resolve Automatically
   
   
   

Other reference articles related to Anti-spam service:

Anti-Spam Overview

SonicWall Comprehensive Anti-Spam Service (CASS) Version 2 - (FAQ)

Current Limitations for CASS 2.0