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Date:      Thu, 15 May 2003 19:22:33 +0200
From:      =?iso-8859-1?Q?Sten_Daniel_S=F8rsdal?= <>
To:        "Jason Kocol" <>, <>
Subject:   RE: ipfw + dummynet: bandwidth limiting not working
Message-ID:  <>

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> I am running FreeBSD 4.8 STABLE and am trying to use dummynet=20
> with ipfw to
> limit bandwidth on my DSL connection.  I have added the rules=20
> for dummynet
> to my existing firewall rules in rc.firewall (which are=20
> pretty open as you
> can see) in the last two lines below:
> ipfw -f flush
> ipfw add divert natd all from any to any via vx0
> ipfw add pass all from any to any
> ipfw pipe 1 config bw 128K
> ipfw add pipe 1 tcp from x.x.x.x to any
> (x.x.x.x being my public IP address, and vx0 in line 2 being=20
> the interface
> for this address)
> By those last two lines I would expect the outbound/inbound=20
> traffic to be
> limited to 128Kbps, yet I am still able to transfer data at my normal
> broadband speeds (1.5Mb/768Kb).
> Anyone have any idea why this is not working the way I'd expect it to?

Remove the line that says 'ipfw add pass all from any to any' and it =
should work.

- Sten

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