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Thread: Re: confusion configuring NAT




Re: confusion configuring NAT
country flaguser name
United States
2008-03-19 16:34:44
David Alanis wrote:
> Being I am a newcomer to freeBSD, on my first install
google turned up 
> a how to for getting my box on the Internet as a
firewall/DHCP/DNS 
> server. Since, I've been learning the packet filtering
program (pf). 
> Everytime I read a question on ipfw I quickly get
confused.
>
> What are the major advantages one over the other? I
hope not to sound 
> biased but pf seems more user friendly, easier to
implement, and less 
> verbose?
ipnat can handle 80+Mbps on a 2Ghz single core CPU.  ipfw w/
natd will 
crumple around 10Mbps on the same box.  There is one
difference.  

It has to do with the fact that ipnat is kernel based while
DIVERT uses 
the userland natd program.

(I use ipnat as a synonym for pf)

More info:
http://lists.freebsd.org/pipermail/free
bsd-ipfw/2004-December/001583.html

Rudy
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