Bridging Firewall

Mike Maltese mike at
Fri Apr 23 15:06:17 PDT 2004

> I find no reference to MAC rules showing up in 5.2.1. Any help or advice
> would be appreciated.

That's because bridge(4) doesn't do Layer 2 filtering. Neither does ipfw (as
well it shouldn't). I don't know if there are any plans to add this
capability to FreeBSD's bridge, but I know that OpenBSD's bridge can do it.
See and the man pages for
bridge(4) and brconfig(8).

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