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Date: Fri, 18 Jun 2004 00:22:05 -0700
From: Luigi Rizzo <luigi@FreeBSD.org>
To: Bruce M Simpson <bms@FreeBSD.org>
Message-ID: <20040618002205.A98824@xorpc.icir.org>
References: <200406180207.i5I27TpO029233@freefall.freebsd.org>
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In-Reply-To: <200406180207.i5I27TpO029233@freefall.freebsd.org>;
	from bms@FreeBSD.org on Fri, Jun 18, 2004 at 02:07:29AM +0000
cc: freebsd-bugs@FreeBSD.org
Subject: Re: kern/62957: When created dummynet pipe on output router
	interface with lower MTU system stops to generate 'Fragment Needed
	but DF was Set' ICMP in cases when it must
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I don't think it is a bug. When you create a pipe you decouple
the layers in the output path, so the error message generated in
the bottom part of ip_output cannot be passed back up because the
caller is already long since gone.

the PR can be closed. 

cheers
luigi

On Fri, Jun 18, 2004 at 02:07:29AM +0000, Bruce M Simpson wrote:
> Synopsis: When created dummynet pipe on output router interface with lower MTU system stops to generate 'Fragment Needed but DF was Set' ICMP in cases when it must
> 
> Responsible-Changed-From-To: freebsd-bugs->luigi
> Responsible-Changed-By: bms
> Responsible-Changed-When: Fri Jun 18 02:07:14 GMT 2004
> Responsible-Changed-Why: 
> Luigi is Mr. Dummynet
> 
> http://www.freebsd.org/cgi/query-pr.cgi?pr=62957