Review these important requirements carefully before you proceed with the upgrade.
This document provides information on how to upgrade from Trellix Intrusion Prevention System version 10.1 to Trellix Intrusion Prevention System version 11.1. See the corresponding upgrade section and release notes to first upgrade to the minimum required version for 11.1, if you are on a version other than the ones mentioned here. Consider that your current version is in the 9.1 or 9.2 release train but your current version is not supported for upgrade to 11.1. You need to upgrade your deployments to a compatible 10.1 version before you upgrade to 11.1. Refer to Release Information section in the following release notes to upgrade your existing 9.x deployments to 10.1. Post this, you can upgrade your deployments to11.1:
For 9.1 or 9.2 version software images, contact Trellix Technical Support.
The minimum required software versions to upgrade to 11.1 are provided in the following sections:
After you upgrade the Linux based Central Manager or the Manager to 11.1, you will be prompted to restart the server.
Following are the ports that are used for Sensor-to-Manager communication in release 11.1. Before you begin the 11.1 upgrade process, make sure that your firewall rules are updated accordingly to open up the required ports. This applies to a firewall that resides between the Sensor and the Manager (including a local firewall on the Manager server). For the list of ports to be opened, refer to the section Set the desktop firewallin Trellix Intrusion Prevention System Product Guide.