Time to let go of ipfilter

Mindaugas Rasiukevicius rmind at netbsd.org
Fri Jan 21 11:34:46 PST 2011

Matthew Dillon <dillon at apollo.backplane.com> wrote:
>     PF in master should be able to do it but of course it is quite
>     experimental.  I would worry about the state tables possibly getting
>     blown out.
>     Currently the PF in master is not handling the tcp sequence space
>     properly and /etc/pf.conf must contain global options as follows
>     to run reliably:
> 	set keep-policy keep state (pickups, sloppy)
>     PF in 2.6 should work well and not require 'sloppy' (it might not
>     even support 'sloppy').
>     If you could possibly switch to PF that would be the best thing to
>     do.  Having three different packet filters in DragonFly is just too
>     many and IPF is the least-used of the three.
>     IPSEC is another matter.  Any breakage there should be fairly easy to
>     fix if we can get someone to mess with it.  I can mess with it myself
>     sometime mid-February.

While NPF on NetBSD is still work-in-progress, most features are already
implemented and we will be focusing on bug fixing and performance next.


Just FYI, in a case you might be interested on alternatives.


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