From owner-freebsd-ipfw@FreeBSD.ORG  Mon Jun 16 08:56:36 2003
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Date: Mon, 16 Jun 2003 08:56:12 -0700
From: Luigi Rizzo <rizzo@icir.org>
To: Sean Hafeez <sahafeez@edgefocus.com>
Message-ID: <20030616085612.C33619@xorpc.icir.org>
References: <3EEDE099.9080603@edgefocus.com>
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	from sahafeez@edgefocus.com on Mon, Jun 16, 2003 at 08:22:01AM -0700
cc: freebsd-ipfw@freebsd.org
Subject: Re: ipfw, dummynet and a large subnet to shape
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you need to do pass packets through the pipe before the 'divert'
from outgoing traffic, and _after_ the divert for incoming.

	cheers
	luigi

On Mon, Jun 16, 2003 at 08:22:01AM -0700, Sean Hafeez wrote:
> i have been reading thru all the links on google and the man pages and
> facts and have come to realize that the information is quite - not
> right.
> 
> here is what i need to do:
> 
> i have a network - 10.0.0.0/22 that is nat'd. the external interface
> is rl0 and the internal is rl1. i want everyone shaped to 1024kbits/s.
> when i say everyone i mean each unique user (ie, 10.0.0.23 or
> 10.0.1.77 or 10.0.2.32) to be limited to a total of 1024kbits/s down
> and up.
> 
> here is what i got.
> 
> ipfw -f flush
> /sbin/natd -interface rl0
> ipfw add 999 divert natd all from any to any via rl0
> ipfw add pipe 1 ip from any to any in via rl1
> ipfw add pipe 2 ip from any to any in via rl0
> ipfw pipe 1 config mask src-ip 0xffffffff bw 1024kbits/s
> ipfw pipe 2 config mask dst-ip 0xffffffff bw 1024kbits/s
> 
> i have add:
> 
> net.inet.ip.fw.one_pass=0
> net.inet.ip.dummynet.hash_size=256
> net.inet.ip.dummynet.max_chain_len=64
> 
> to sysctl.conf.
> 
> does not seem to be working right. have i got this wrong?
> 
> thanks!
> 
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