What is the default username and password for OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance)?

The default username is "root" and the default password is "opnsense".

How do I factory reset the OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance)?

Locate the small Reset pinhole on the back panel of the OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance). Press and hold it with a paperclip for 10-15 seconds while powered on until the LED lights cycle.

OPNsense SMB Router N/A (Wired Gateway) 1.5 Gbps IPS Throughput

OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance)

Q: What is the default IP address for OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance)?

The factory default IP address for OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance) is http://192.168.1.1.

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Open http://192.168.1.1 ↗

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Gateway IP

192.168.1.1

Factory Username

root

Factory Password

opnsense

Technical specifications

OPNsense SMB Router

Manufacturer	OPNsense
Product Series	OPNsense SMB Router
Device Class / Category	SMB Router
Wireless Standard	N/A (Wired Gateway)
Speed Rating	1.5 Gbps IPS Throughput
Ethernet & Fiber Ports	3x 1G RJ45, AMD G-Series Quad-Core, ECC RAM
Routing / Firewall Throughput	1.5 Gbps IPS Throughput Performance
Default Gateway URL	http://192.168.1.1 ↗
Operating System / Firmware	OPNsense OS

How to log in to your OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance)

1 Connect Your Device: Plug your PC into any LAN port on the OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance) using an Ethernet cable, or connect to the default Wi-Fi SSID printed on the router label.
2 Navigate to Gateway IP: Launch your web browser and enter http://192.168.1.1 into the address bar.
3 Enter Factory Credentials: Enter username "root" and password "opnsense", then click Login.
4 Configure Security & Password: Follow the on-screen Quick Setup wizard to customize your Wi-Fi SSID, set WPA3/WPA2-AES encryption, and establish a new master administrator password.

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Frequently asked questions

What is the default login for OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance)?

The default IP address is http://192.168.1.1, default username is "root", and default password is "opnsense".

What ports and speeds does OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance) support?

The OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance) is equipped with 3x 1G RJ45, AMD G-Series Quad-Core, ECC RAM with an overall speed rating of 1.5 Gbps IPS Throughput.

How do I reset my OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance) to factory settings?

Press and hold the physical Reset button on the OPNsense DEC675 (Desktop Multi-Gigabit OPNsense Appliance) for 10 to 15 seconds until the power LED blinks, resetting all settings to factory default.