[Soekris] Which distro gives best performance?

Chris Buechler soekris at chrisbuechler.com
Tue Dec 19 18:17:37 UTC 2006


Brett Glass wrote:
> They mention, in their beta notes, that they had to do kernel
> patches to allow simultaneous NAT and traffic shaping. I wonder
> why that would be.
>   

Because ipfw/dummynet and ipfilter won't play nicely together without 
it.  It first became an issue in FreeBSD 5.3, and 6.1 required a 
different fix.

It only affects inbound NAT (if you open ports on your WAN into hosts on 
internal networks), and the problem it causes is the inbound traffic 
just disappears after getting passed by ipfilter. It has no effect on 
outbound traffic. That's my best explanation as a non-programmer, Manuel 
figured out the underlying cause of the problem and wrote the kernel 
patches. 

-Chris




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