OPNsense is a very capable Open Source computer network security platform, based on the FreeBSD UNIX operating system. It is used to manage the computer networks in both the House and the Outbuildings – and the connection between the two buildings.

A few complexities of the computer networking set-up require specific configuration settings in OPNsense, which are covered in Technical Articles grouped under this page.

OPNsense by Marsh Flatts Farm Self Build Diary is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.