System Requirements

Supported Operating Systems

  • Red Hat Linux 7.X, 8.X

  • Oracle Linux 8.X, 9.X - Unbreakable Enterprise Kernel (UEK)

  • CentOS Stream 8.X, 9.X (RHEL9-Compatible)

  • AlmaLinux 8.X

  • RockyLinux 8.X

Note: Classic CentOS 8 is no longer maintained and does not receive security updates. Customers should migrate to CentOS Stream 9, AlmaLinux 9, or Rocky Linux 9 for continued support and compliance with security policies.

Supported Web Browsers

  • Google Chrome

  • Mozilla Firefox

  • Opera

  • Microsoft Edge

Network Communication Requirements

From

To

Port

Protocol

Description

SIEM Agent

SIEM service

1514

TCP (default)

Agent connection service

1514

UDP (optional)

Agent connection service (disabled by default)

1515

TCP

Agent enrollment service

SIEM service

1516

TCP

SIEM cluster daemon

Source

****

UDP (default)

SIEM Syslog collector (disabled by default)

****

TCP (optional)

SIEM Syslog collector (disabled by default)

SIEM service

55000

TCP

SIEM server RESTful API

Every ELS component

ELS Data Node

9200

TCP

License verification through License Service

Integration source

9200

TCP

ELS Data Node API

Other cluster nodes

9300

TCP

ELS Data Node transport

User browser

ELS Console

5601

TCP

Default GUI

5602

TCP

Admin console

5603

TCP

Wiki GUI

GUI

License Service

9000

TCP

Manage files, services and pipelines

Hardware Requirements

Minimum Requirements (Development/Testing)

Component

CPU

RAM

Storage

Network

All-in-One

4 cores

32 GB

500 GB SSD

1 Gbps

ELS Data Node

4 cores

16 GB

200 GB SSD

1 Gbps

ELS Console

2 cores

8 GB

50 GB

100 Mbps

ELS Network Node

2 cores

8 GB

50 GB

1 Gbps