This KB article is a quick reference for various upgrade scenarios for the Symantec VIP Gateway. Refer to the latest upgrade guide for more details. For your convenience, several upgrade guides are included below. 

UPGRADING TO VIP ENTERPRISE GATEWAY 9.11 (or later):

SUPPORTED OPERATING SYSTEMS:

VIP EG 9.11.x: Windows Server 2022, Windows Server 2019, Windows Server 2016, SUSE 15.1 & 15.3, Oracle Enterprise Linux 9.2, Oracle Enterprise Linux 8.8, RHEL 9.0 (64 bit), RHEL 8.4 (64 bit), RHEL 8.3 (64 bit), RHEL 8.2 (64 bit), RHEL 8.1 (64 bit), RHEL 8.0 (64 bit), RHEL 7.9 (64 bit)

VIP EG 9.10.x: Windows Server 2022, Windows Server 2019, Windows Server 2016, SUSE 15.1 & 15.3, Oracle Enterprise Linux 9.2, Oracle Enterprise Linux 8.8, RHEL 9.0 (64 bit), RHEL 8.4 (64 bit), RHEL 8.3 (64 bit), RHEL 8.2 (64 bit), RHEL 8.1 (64 bit), RHEL 8.0 (64 bit), RHEL 7.9 (64 bit)

VIP EG 9.9.x: Windows Server 2019, Windows Server 2016,  Windows Server 2012 R2 x64, Windows Server 2008 R2 x64 (Service Pack 1), RHEL 7.7 (64 bit), • RHEL 7.6 (64 bit), RHEL 7.5 (64 bit), RHEL 7.4 (64-bit), RHEL 6.10 (64-bit), RHEL 6.8 (64-bit)

VIP EG 9.8.x: Windows Server 2016, Windows Server 2012 R2 x64, Windows Server 2012 x64, Windows Server 2008 R2 x64 (Service Pack 1), RHEL 7.4 (64-bit),  RHEL 7.3 (64-bit), RHEL 7.2 (64-bit), RHEL 7.1 (64-bit), RHEL 6.7 and 6.8 (64-bit)

VIP EG 9.7.x: Windows 2012 R2 x64, Windows 2012 x64, Windows 2008 x64 (Service Pack 2), Windows 2008 R2 x64 (Service Pack 1), Windows 2003 x64 (Service Pack 2), Windows 2003 x86 (Service Pack 1), RHEL 5.9 (64 bit), RHEL 5.10 (64 bit), RHEL 5.11 (64 bit), RHEL 6.4 (64 bit), RHEL 6.5 (64-bit), RHEL 6.6 (64-bit), RHEL 7.0 (64-bit), RHEL 7.1 (64-bit)

INSTRUCTION TO UPGRADE TO VIP ENTERPRISE GATEWAY 9.9.2 ONLY (skip these steps if upgrading to 9.10 or later):

If you are running VIP Enterprise Gateway 9.9.1: Apply this patch, then use LiveUpdate or manually upgrade to VIP Enterprise Gateway 9.9.2. Your existing configuration settings are migrated during the upgrade. 

If you are running VIP Enterprise Gateway 9.9.0: Use LiveUpdate* or manually upgrade to VIP Enterprise Gateway 9.11. Your existing configuration settings are migrated during the upgrade. 

If you are running VIP Enterprise Gateway 9.8.0 or 9.8.4: Use LiveUpdate* or manually upgrade to VIP Enterprise Gateway 9.9.1. Your existing configuration settings are migrated during the upgrade. 

If you are running VIP Enterprise Gateway 9.8.1, 9.8.2, or 9.8.3: Upgrade to VIP Enterprise Gateway 9.8.4 via LiveUpdate or manually by using one of the upgrade packages available in VIP Manager (Account > Download Files > Enterprise_Gateway), then upgrade to the latest available VIP Enterprise Gateway.

If you are running VIP Enterprise Gateway 9.1 through 9.7: Use the Export Settings feature to export the configuration settings from the existing VIP Enterprise Gateway. Then, install a new instance of VIP Enterprise Gateway 9.11 on a supported operating system, and use the Import Settings feature to import your configuration settings. (See the Symantec VIP Installation and Configuration Guide)

Upgrade tips:

1. In-place operating system upgrade is not supported. Install VIP EG fresh on a new operating system. 
2. Always take a backup of the current settings using the export feature. (export instructions). 
3. Enterprise Gateway end-of-support notice.
4. Use LiveUpdate whenever possible (LiveUpdate Troubleshooter)
5. Running different versions of VIP Enterprise Gateway in your environment is supported.
6. SSL and VIP certificates are not exported and must be installed manually on the new VIP Enterprise Gateway install before importing VIP EG data.
7. The version.txt file in the install folder contains the current VIP EG version. 
8. Review the release notes for the newer version to identify any known issues, installation instructions, or upgrade prerequisites.
9. Schedule a maintenance window for each upgrade, ensuring that it does not conflict with other maintenance or scheduled events.
10. Take a snapshot or backup of the system. 
11. Follow the installation or upgrade instructions for the new version, ensuring that all the steps are completed successfully.
12. Test the new version after each upgrade, to ensure that it is working as expected and there are no issues.
13. Once the upgrade is complete, document the changes made and verify that the new version is fully functional.

By following these steps, you should be able to upgrade your VIP Enterprise Gateway while minimizing the risk of any issues or downtime.