Table of Contents 1 Introduction 1.1 Introduction to GFI MailSecurity 1.2 Using this manual 1.2.1 Administration and Configuration Manual 1.2.2 Manual structure 1.3 Terms and conventions used in this manual 2 About GFI MailSecurity 2.1 GFI MailSecurity components GFI MailSecurity scan engine GFI MailSecurity web interface GFI MailSecurity Switchboard 2.2 How GFI MailSecurity works 2.2.1 Incoming email 2.2.2 Outgoing email 2.2.3 Other features 2.3 Licensing 3 Typical deployment scenarios 3.1.1 Installing GFI MailSecurity on your mail server 3.1.1 Installing GFI MailSecurity on your mail server 3.1.2 Installing GFI MailSecurity on a mail relay server 3.1.3 Installing GFI MailSecurity in front of your firewall 3.2 Which installation mode should I use? 3.2.1 Active Directory mode 3.2.2 SMTP mode 4 System requirements 4.1 Hardware requirements 4.2 Software requirements 4.2.1 Supported Operating Systems 4.2.2 Supported Mail Servers 4.2.3 Other required components 4.2.4 Important notes 4.2.5 Other installation notes 5 Pre-install actions 5.1 Installing on your mail server 5.2 Installing on an IIS mail relay server 5.2.1 Step 1: Install the IIS SMTP service Windows Server 2003 Windows Server 2008 5.2.2 Step 2: Specify mail relay server name and IP address 5.2.3 Step 3: Configure the SMTP service to relay mail to your mail server 5.2.4 Step 4: Configure the domain to relay email to your mail server 5.2.5 Step 5: Secure your mail relay server 5.2.6 Step 6: Configure your mail server to relay email via the Gateway server 5.2.7 Step 7: Modify the MX record of your domain to point to the mail relay server 5.2.8 Step 8: Test your new mail relay server 6 New installations 6.1 GFI MailSecurity Post-Installation Wizard 7 Upgrade from earlier versions 7.1 Upgrading from GFI MailSecurity 8 or earlier 7.2 Upgrading from GFI MailSecurity 9 or later 7.2.1 Upgrade procedure 7.3 Upgrading the Quarantine 7.3.1 Using the Quarantine upgrade tool 8 Post-install actions 8.1 Add GFI MailSecurity to the Windows DEP Exception List 8.2 Securing access to the GFI MailSecurity configuration/quarantine 8.2.1 Local access only 8.2.2 Local and remote access 8.3 Securing access to the GFI MailSecurity Quarantine RSS feeds 8.4 Configuring virtual directory names 9 Accessing the GFI MailSecurity Configuration and Quarantine Store 9.1 Accessing the configuration from the GFI MailSecurity machine 9.2 Accessing the configuration from a remote machine 9.2.1 Accessing the configuration 9.2.2 Accessing the quarantine 10 Testing your GFI MailSecurity system 10.1 Introduction 10.2 Step 1: Create a Content Filtering rule 10.3 Step 2: Send an inbound test email 10.4 Step 3: Send an outbound test email 10.5 Step 3: Confirm that test emails were blocked 11 Uninstalling GFI MailSecurity 11.1 Introduction 11.2 Uninstall GFI MailSecurity 11.3 Uninstalling GFI MailSecurity from an Active/Passive Cluster 12 Troubleshooting 12.1 Introduction 12.2 Knowledge Base 12.3 Web Forum 12.4 Common issues 12.5 Request technical support 12.6 Build notifications 13 Appendix - Installing on a Microsoft Exchange 2003 cluster 14 Glossary