Date: Mon, 09 Aug 2004 18:50:41 +0530 From: Siddhartha Jain <sid@netmagicsolutions.com> To: freebsd-questions@freebsd.org Subject: Re: Bandwidth shaping for different flows Message-ID: <41177A29.70105@netmagicsolutions.com> In-Reply-To: <41175C18.2010206@netmagicsolutions.com> References: <41175C18.2010206@netmagicsolutions.com>
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Siddhartha Jain wrote: > Hello, > > I want to do bandwidth shaping using dummynet. I want the box to act as > a bridge only and no layer-3 filtering. To that effect, I have the > following parameters in /etc/sysctl.conf: > > net.link.ether.bridge_cfg=ed0,rl0 > net.link.ether.bridge=1 > net.link.ether.bridge_ipfw=1 > net.link.ether.ipfw=1 > net.inet.ip.fw.one_pass=1 > net.inet.ip.fw.enable=0 > > > My first question is that does this ensure that packets are processed at > the bridge level and not at layer-3? I am a bit confused between these > two parameters: > net.link.ether.bridge_ipfw, and > net.link.ether.ipfw > > What is the effect of each specifically? Still need to know this. > > Two is that I am trying to allocate different bandwidth limits for: > 1. Internet to home-network-A (in and out) - 128Kbps > 2. Home-network-B to Home-Network-A (in and out) - 1Mbps > > So I do: > ipfw -f flush > ipfw add pipe 1 ip from any to Network-A > ipfw add pipe 2 ip from Network-B to Network-A > ipfw pipe 1 config bw 128Kbit/s queue 10 > ipfw pipe 2 config bw 1000Kbit/s queue 10 > > But I find that the effective limit is 128Kbps only for all transfers!! > Why isn't the traffic between Network-A and B put in pipe-2? Sorry, stupid question. I realised that the packets enters a pipe as soon as one matches it profile and does not go thru the whole rule-base before entering a pipe. So just changed precedence. Works now. Thanks, Siddhartha
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