Prerequisite hardware and software

Before you install IBM® QRadar® products, ensure that you have access to the required hardware accessories and desktop software.

Hardware accessories

Ensure that you have access to the following hardware components:
  • Monitor and keyboard
  • Uninterruptible power supply (UPS) for all systems that store data, such as QRadar Console, Event Processor components, or QRadar QFlow Collector components
Important: QRadar products support hardware-based Redundant Array of Independent Disks (RAID) implementations, but do not support software-based RAID installations.

Desktop software requirements

Ensure that following applications are installed on all desktop systems that you use to access the QRadar product user interface:
  • Java™ Runtime Environment (JRE) version 1.7 or IBM 64-bit Runtime Environment for Java V7.0
  • Adobe Flash version 10.x

Red Hat Enterprise Linux

The following table describes the version of Red Hat® Enterprise Linux® used with the IBM QRadar version.

Table 1. Red Hat version
IBM QRadar version Red Hat Enterprise Linux version
IBM QRadar 7.4.0 Red Hat Enterprise Linux V7.6 64-bit
IBM QRadar 7.4.1 Red Hat Enterprise Linux V7.7 64-bit
IBM QRadar 7.4.2 Red Hat Enterprise Linux V7.7 64-bit
IBM QRadar 7.4.3 Red Hat Enterprise Linux V7.7 64-bit

Supported web browsers

The following table lists the supported versions of web browsers:

Table 2. Supported web browsers for QRadar products

Web browser

Supported versions

64-bit Mozilla Firefox

60 Extended Support Release and later

64-bit Microsoft Edge

38.14393 and later

64-bit Google Chrome


The Microsoft Internet Explorer web browser is no longer supported as of QRadar 7.4.3.

Communication between QRadar Incident Forensics hosts require open ports

The following table lists the ports that must be open between QRadar Incident Forensics hosts:

Table 3. Open ports between hosts
Port Description
443 Required for artifact analysis.
28080 Required for distributed search.