Date: Wed, 29 Jan 2003 12:50:24 -0800 From: Luigi Rizzo <rizzo@icir.org> To: Markus Weissmann <markus-weissmann@gmx.de> Cc: freebsd-ipfw@FreeBSD.ORG Subject: Re: traffic shaping with ipfw? Message-ID: <20030129125024.A62382@xorpc.icir.org> In-Reply-To: <1C6134BC-33C3-11D7-9067-000393B7748C@gmx.de>; from markus-weissmann@gmx.de on Wed, Jan 29, 2003 at 08:51:51PM %2B0100 References: <1C6134BC-33C3-11D7-9067-000393B7748C@gmx.de>
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one option would be to extend the "iplen" syntax to accommodate ranges. This should be trivial to implement. cheers luigi On Wed, Jan 29, 2003 at 08:51:51PM +0100, Markus Weissmann wrote: > Hi Folks! > > We've got a dsl-connection here with 768/128 KBit up/down. > The Probem is, when for example uploading lots of stuff, the > download goes down badly... > and more problematic: The responsiveness of ssh-connections > or the like go down to point of unuseability. > > Solution as far: > create dummy_net pipe with 90% of the upload bandwith and > stuff all traffic going out there; but before, take out > out the packets with small size (those are most propably the > syn/ack and ssh packets?) and let them pass. > > tun0 is the external device > --- > allow udp from any to any out xmit tun0 > allow icmp from any to any out xmit tun0 > allow tcp from any to any { iplen 32 or iplen 33 or iplen 34 or iplen > 35 or iplen 36 or iplen 37 or iplen 38 or iplen 39 or ... iplen 62 or > iplen 63 or iplen 64 } out xmit tun0 > queue 1 ip from any to any out xmit tun0 > --- > > any suggestions on this? (the 3rd line doesnt pleasure me too much...) > the responsiveness of ssh-sessions is only slightly improved > (hehe, a "allow tcp from any to any 22 out xmit tun0" wont do the > trick, cause > if someone does a 'scp' I'm doomed) > > > thanx in advance, > > Markus > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-ipfw" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-ipfw" in the body of the message
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