Date: Thu, 20 Sep 2001 14:10:36 -0700 From: "Crist J. Clark" <cristjc@earthlink.net> To: rick norman <rick.norman@lmco.com> Cc: Paul Herman <pherman@frenchfries.net>, freebsd-questions@FreeBSD.ORG Subject: Re: ipfw Message-ID: <20010920141036.H309@blossom.cjclark.org> In-Reply-To: <3BAA573C.3B180146@lmco.com>; from rick.norman@lmco.com on Thu, Sep 20, 2001 at 01:53:16PM -0700 References: <20010920130530.W9645-100000@tick.sc.omation.com> <3BAA573C.3B180146@lmco.com>
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On Thu, Sep 20, 2001 at 01:53:16PM -0700, rick norman wrote: > No, it seems to have no effect. > > Paul Herman wrote: > > > On Tue, 18 Sep 2001, rick norman wrote: > > > > > I am attempting to use ipfw and dummynet to instrument some network > > > traffic tests. I am running freebsd 4.3 release and have built the > > > kernel > > > with ipfirewall, dummynet, and default to enabled. For a simple test, I > > > > > > added a pipe "ipfw add pipe 1 icmp from any to any". When I ping this > > > machine, I can do "ipfw pipe 1 show" and watch the counters increment, > > > but the machine doing the pinging does not see a response to the ping. > > > > Does "sysctl net.inet.ip.fw.one_pass=0" help? Actually, I think Paul may have meant, # sysctl -w net.inet.ip.fw.one_pass=1 Or else you need a rule after the 'pipe' rule to actually pass the ICMP. When you do a, # ipfw show While pinging, are other rules incrementing? Where do these ICMP packets end up going in the firewall rules? -- Crist J. Clark cjclark@alum.mit.edu To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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