Installation

System Requirements

Make sure the server you install Nagios Fusion on meets the requirements below.

Server OS:

See Nagios Software / Operating System (OS) compatibility matrix.

Minimum system specs:

• 1 Processor Core
• 2 GB RAM
• 8 GB HD

Recommended system specs:

• 2+ Processor Cores
• 4 GB RAM
• 40 GB HD

Ports and Protocols

While there are a set of basic default ports for Nagios Fusion, Fusion is highly configurable, and an administrator may use non-default ports should they so choose.

Ports	Explanation
http/s: 80, 443	Nagios Fusion's interface is web-based. As is the communication channel between Fusion and the remote hosts.
ssh: 22	Nagios Fusion is built to run natively on RHEL, CentOS, Oracle, Debian, and Ubuntu linux. While nearly all administration can be done through the web interface, administrators may from time to time wish to log in.

Installation Options

There are two options available for installing Nagios Fusion:

1. Use the Nagios Fusion VMware virtual machine. This is the fastest way to get up and running with Nagios Fusion. The VMware machine can also be used in enterprise environments where VMware ESX, vSphere or other VMware server products are deployed.
2. Install Nagios Fusion manually. Use this option if you wish to install Nagios Fusion on a physical server (e.g. for performance reasons) or a virtual server running a supported Linux distro.

Installing Nagios Fusion with VMware Workstation Pro

Installing Nagios Fusion with VMWare Workstation

Installing Nagios Fusion with Microsoft HyperV

Document: Installing Nagios Fusion with Hyper-V

Video: Installing Nagios Fusion with HyperV

Manual Installation Instructions

Nagios Fusion Manual Installation Instructions

Getting Started

Nagios Fusion 2026 - Getting Started

Nagios Fusion (Legacy) - Getting Started

Upgrading

Nagios Fusion Upgrade Instructions