I am not sure if I would have better luck here or at OPNSense forum, so I thought I'd try here first. IPv6 is a curiosity, and also it used to work out of the box when I was on a crappy Mikrotik ...

OPNsense is a powerful firewall forked from pfSense and based on FreeBSD. Although capable, many may find the software daunting when first starting with a custom firewall. OPNsense is pretty much good ...

Deciso(R) is proud to announce OPNsense(R) 26.1, code-named 'Witty Woodpecker.' This latest Community Edition release strengthens OPNsense's security foundation while improving network visibility, ...