Site Map (Start Here)

The below posts are sorted the same as their related option in the OPNsense GUI. For example, the article for creating a new admin account is under System because that’s where you find the option in the GUI.

Networking Prerequisites

• Read OPNsense’s Hardware sizing & setup guide to determine if your hardware is capable of running OPNsense.
• (Optional) For segregating network traffic across multiple VLANs, an unmanaged ethernet switch is needed.

OPNsense Router

• OPNsense Router Intro

Interfaces

• Assign a new interface

• Add new VLAN interface

• Setup new interface and DHCP

System

• Create a New Administrator Account
• Disable logging into OPNsense as the root user
• Enable SSH Server
• Enable sudo for non-root user with admin privileges

Switch

• Setup Multiple VLANs for single NIC routers

• Hardware Considerations