web
You’re offline. This is a read only version of the page.
close

Online Help Center

  • Search
  • Support
    • For Home
    • For Business
  • English (US)
    • Bahasa Indonesia (Indonesian)
    • Dansk (Danish)
    • Deutsch (German)
    • English (Australia)
    • English (US)
    • Español (Spanish)
    • Français (French)
    • Français Canadien
      (Canadian French)
    • Italiano (Italian)
    • Nederlands (Dutch)
    • Norsk (Norwegian)
    • Polski (Polish)
    • Português - Brasil
      (Portuguese - Brazil)
    • Português - Portugal
      (Portuguese - Portugal)
    • Svenska (Swedish)
    • ภาษาไทย (Thai)
    • Tiếng Việt (Vietnamese)
    • Türkçe (Turkish)
    • Čeština (Czech)
    • Ελληνικά (Greek)
    • Български (Bulgarian)
    • Русский (Russian)
    • עברית (Hebrew)
    • اللغة العربية (Arabic)
    • 日本語 (Japanese)
    • 简体中文
      (Simplified Chinese)
    • 繁體中文
      (Traditional Chinese)
    • 繁體中文 HK
      (Traditional Chinese)
    • 한국어 (Korean)
This website uses cookies for website functionality and traffic analytics. Our Cookie Notice provides more information and explains how to amend your cookie settings.
Learn More Yes, I agree
Table of Contents
The page you're looking for can't be found or is under maintenance
Try again later or go to the home page
Go to home page
  • Privacy and Personal Data Collection Disclosure
  • About this Manual
    • What's New
    • Audience
    • InterScan Messaging Security Suite Documentation
    • Document Conventions
  • Introducing InterScan Messaging Security Suite
    • About InterScan Messaging Security Suite
    • IMSS Main Features and Benefits
    • About Cloud Pre-Filter
    • About Spyware/Grayware
      • How Spyware/Grayware Gets into Your Network
      • Potential Risks and Threats
    • About Web Reputation Services
    • About Email Reputation
      • Types of Email Reputation
        • Email Reputation: Standard
        • Email Reputation: Advanced
      • How Email Reputation Technology Works
    • About Trend Micro Control Manager
      • Control Manager Support
    • About Trend Micro Smart Protection
      • The Need for a New Solution
      • Trend Micro Smart Protection Network
    • About Graymail Scanning
    • About Command & Control (C&C) Contact Alert Services
  • Component Descriptions
    • About IMSS Components
    • Cloud Pre-Filter Service Overview
      • Sender Filtering
      • Reputation-Based Source Filtering
      • Virus and Spam Protection
    • About Spam Prevention Solution
      • Spam Prevention Solution Technology
      • Using Spam Prevention Solution
    • About Sender Filtering
      • How IP Profiler Works
    • About End-User Quarantine (EUQ)
    • About Centralized Reporting
  • Planning for Deployment
    • Deployment Checklist
    • IMSS Ports
    • Network Topology Considerations
      • Installing without a Firewall
      • Installing in Front of a Firewall
        • Incoming Traffic
        • Outgoing Traffic
      • Installing Behind a Firewall
        • Incoming Traffic
        • Outgoing Traffic
      • Installing in the De-Militarized Zone
        • Incoming Traffic
        • Outgoing Traffic
    • About Device Roles
    • About Device Services
      • Service Selection
      • Deployment with Sender Filtering
    • Understanding POP3 Scanning
      • Requirements for POP3 Scanning
      • Configuring a POP3 Client that Receives Email Through IMSS
    • Opening the IMSS Management Console
    • About Operating Models
      • The Standalone Model
        • The Standalone Model in IPv6 Environments
      • The Sandwich Model
        • The Sandwich Model in IPv6 Environments
      • The Proxy Model
        • The Proxy Model in IPv6 Environments
  • Installation and Uninstallation
    • System Requirements
    • Preparing the Message Transfer Agents
      • Preparing Postfix
        • Enabling Postfix IPv6 Support
      • About Sendmail
        • Sendmail Daemons
        • Configuring Sendmail #1
        • Configuring Sendmail #2
        • Finishing Setup and Restarting Sendmail services
    • Installing IMSS
    • Using Sender Filtering with Sendmail
      • Integrating FoxLib with Sendmail on Red Hat 6
      • Integrating FoxLib with Sendmail on Red Hat 7 or 8
    • Using Sender Filtering with Postfix
    • Verifying the Installation
    • About IPv6 Support
      • Configuring the Server for IPv6
        • Verifying the IPv6 Configuration
      • Configuring IMSS for IPv6 Support
        • Proxy Settings for IPv6 Support
        • Settings to Allow IPv6 Clients
        • Settings for Downstream IPv6 Servers
        • Verifying the IPv6 Configuration
    • Uninstalling IMSS
  • Upgrading from Previous Versions
    • Upgrading from an Evaluation Version
    • Upgrading to IMSS Linux 9.1
      • Data Transfer Considerations
      • Upgrading from IMSS Linux 7.1 SP2 Patch 1 to IMSS Linux 9.1
        • Migrating or Installing Over IMSS
        • IMSS Linux 9.1 Settings That Cannot be Migrated
        • Backing Up IMSS Settings
        • Upgrading an IMSS Single Server Deployment
        • Upgrading an IMSS Distributed Deployment
        • Upgrading the External Admin Database
        • Upgrading the External EUQ Database
        • Rolling Back an Upgrade
    • Upgrading to IMSS Linux 9.1 Patch 1
    • Migrating from Previous Versions to Linux 9.1
      • Migrating to IMSS Linux 9.1
        • Exporting Settings from IMSS 7.1 SP2 Patch 1
        • Importing Settings to IMSS 9.1
      • Exporting Debugging Files
  • Frequently Asked Questions
    • Postfix MTA Settings
      • If I deploy multiple scanners with Postfix, how can I manage these Postfix instances centrally?
    • Installation / Uninstallation
      • Is there any problem if I install IMSS 9.1 on a computer with an external DNS server?
      • Is there any problem if I install IMSS 9.1 on a computer with an existing Apache Server?
  • Technical support
    • Troubleshooting resources
      • Using the support portal
      • Threat encyclopedia
    • Contacting Trend Micro
      • Speeding up the support call
    • Sending suspicious content to Trend Micro
      • Email Reputation Services
      • File Reputation Services
      • Web Reputation Services
    • Other resources
      • Download center
Upgrading from Previous Versions
This chapter provides instructions on upgrading from previous versions of IMSS.
Topics include:
  • Upgrading from an Evaluation Version
  • Upgrading to IMSS Linux 9.1
  • Upgrading to IMSS Linux 9.1 Patch 1
  • Migrating from Previous Versions to Linux 9.1
Related information
  • Upgrading from an Evaluation Version
  • Upgrading to IMSS Linux 9.1
  • Upgrading to IMSS Linux 9.1 Patch 1
  • Migrating from Previous Versions to Linux 9.1
Was this article helpful?
Online Help Center

Support
For Home For Business


Privacy Notice
© 2025 Trend Micro Incorporated. All rights reserved.
Table of Contents
  • Privacy and Personal Data Collection Disclosure
  • About this Manual
    • What's New
    • Audience
    • InterScan Messaging Security Suite Documentation
    • Document Conventions
  • Introducing InterScan Messaging Security Suite
    • About InterScan Messaging Security Suite
    • IMSS Main Features and Benefits
    • About Cloud Pre-Filter
    • About Spyware/Grayware
      • How Spyware/Grayware Gets into Your Network
      • Potential Risks and Threats
    • About Web Reputation Services
    • About Email Reputation
      • Types of Email Reputation
        • Email Reputation: Standard
        • Email Reputation: Advanced
      • How Email Reputation Technology Works
    • About Trend Micro Control Manager
      • Control Manager Support
    • About Trend Micro Smart Protection
      • The Need for a New Solution
      • Trend Micro Smart Protection Network
    • About Graymail Scanning
    • About Command & Control (C&C) Contact Alert Services
  • Component Descriptions
    • About IMSS Components
    • Cloud Pre-Filter Service Overview
      • Sender Filtering
      • Reputation-Based Source Filtering
      • Virus and Spam Protection
    • About Spam Prevention Solution
      • Spam Prevention Solution Technology
      • Using Spam Prevention Solution
    • About Sender Filtering
      • How IP Profiler Works
    • About End-User Quarantine (EUQ)
    • About Centralized Reporting
  • Planning for Deployment
    • Deployment Checklist
    • IMSS Ports
    • Network Topology Considerations
      • Installing without a Firewall
      • Installing in Front of a Firewall
        • Incoming Traffic
        • Outgoing Traffic
      • Installing Behind a Firewall
        • Incoming Traffic
        • Outgoing Traffic
      • Installing in the De-Militarized Zone
        • Incoming Traffic
        • Outgoing Traffic
    • About Device Roles
    • About Device Services
      • Service Selection
      • Deployment with Sender Filtering
    • Understanding POP3 Scanning
      • Requirements for POP3 Scanning
      • Configuring a POP3 Client that Receives Email Through IMSS
    • Opening the IMSS Management Console
    • About Operating Models
      • The Standalone Model
        • The Standalone Model in IPv6 Environments
      • The Sandwich Model
        • The Sandwich Model in IPv6 Environments
      • The Proxy Model
        • The Proxy Model in IPv6 Environments
  • Installation and Uninstallation
    • System Requirements
    • Preparing the Message Transfer Agents
      • Preparing Postfix
        • Enabling Postfix IPv6 Support
      • About Sendmail
        • Sendmail Daemons
        • Configuring Sendmail #1
        • Configuring Sendmail #2
        • Finishing Setup and Restarting Sendmail services
    • Installing IMSS
    • Using Sender Filtering with Sendmail
      • Integrating FoxLib with Sendmail on Red Hat 6
      • Integrating FoxLib with Sendmail on Red Hat 7 or 8
    • Using Sender Filtering with Postfix
    • Verifying the Installation
    • About IPv6 Support
      • Configuring the Server for IPv6
        • Verifying the IPv6 Configuration
      • Configuring IMSS for IPv6 Support
        • Proxy Settings for IPv6 Support
        • Settings to Allow IPv6 Clients
        • Settings for Downstream IPv6 Servers
        • Verifying the IPv6 Configuration
    • Uninstalling IMSS
  • Upgrading from Previous Versions
    • Upgrading from an Evaluation Version
    • Upgrading to IMSS Linux 9.1
      • Data Transfer Considerations
      • Upgrading from IMSS Linux 7.1 SP2 Patch 1 to IMSS Linux 9.1
        • Migrating or Installing Over IMSS
        • IMSS Linux 9.1 Settings That Cannot be Migrated
        • Backing Up IMSS Settings
        • Upgrading an IMSS Single Server Deployment
        • Upgrading an IMSS Distributed Deployment
        • Upgrading the External Admin Database
        • Upgrading the External EUQ Database
        • Rolling Back an Upgrade
    • Upgrading to IMSS Linux 9.1 Patch 1
    • Migrating from Previous Versions to Linux 9.1
      • Migrating to IMSS Linux 9.1
        • Exporting Settings from IMSS 7.1 SP2 Patch 1
        • Importing Settings to IMSS 9.1
      • Exporting Debugging Files
  • Frequently Asked Questions
    • Postfix MTA Settings
      • If I deploy multiple scanners with Postfix, how can I manage these Postfix instances centrally?
    • Installation / Uninstallation
      • Is there any problem if I install IMSS 9.1 on a computer with an external DNS server?
      • Is there any problem if I install IMSS 9.1 on a computer with an existing Apache Server?
  • Technical support
    • Troubleshooting resources
      • Using the support portal
      • Threat encyclopedia
    • Contacting Trend Micro
      • Speeding up the support call
    • Sending suspicious content to Trend Micro
      • Email Reputation Services
      • File Reputation Services
      • Web Reputation Services
    • Other resources
      • Download center
Close