From owner-freebsd-net Thu Jul 19 1: 1:52 2001 Delivered-To: freebsd-net@freebsd.org Received: from plk.in.nextra.sk (fw.in.nextra.sk [195.168.29.2]) by hub.freebsd.org (Postfix) with ESMTP id 5495137B403; Thu, 19 Jul 2001 01:01:47 -0700 (PDT) (envelope-from plk@in.nextra.sk) Received: (from plk@localhost) by plk.in.nextra.sk (8.11.2/8.11.2) id f6J81jO03260; Thu, 19 Jul 2001 10:01:45 +0200 Date: Thu, 19 Jul 2001 10:01:45 +0200 From: Bohuslav Plucinsky To: ru@FreeBSD.ORG Cc: Ari Suutari , freebsd-net@FreeBSD.ORG Subject: Re: natd and ICMP 3.4 packets Message-ID: <20010719100145.A32669@in.nextra.sk> Reply-To: plk@in.nextra.sk References: <20010710110934.D1048@in.nextra.sk> <20010712124152.A80584@sunbay.com> <20010713120211.B4366@in.nextra.sk> <017d01c10b87$b573a4f0$0e05a8c0@coffee> <20010713135855.A65898@sunbay.com> <01f101c10b9e$41482530$0e05a8c0@coffee> <20010713164803.A87098@sunbay.com> <20010718154138.B50252@sunbay.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20010718154138.B50252@sunbay.com>; from ru@FreeBSD.ORG on Wed, Jul 18, 2001 at 03:41:38PM +0300 Organization: NEXTRA, Bratislava, SLOVAKIA X-NCC-RegID: sk.nextra Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Yes, now it seems OK. Natd aliases ip_src as well as the host inside ICMP packet. Thanks. Bohus On Wed, Jul 18, 2001 at 03:41:38PM +0300, Ruslan Ermilov wrote: > On Fri, Jul 13, 2001 at 04:48:03PM +0300, Ruslan Ermilov wrote: > > On Fri, Jul 13, 2001 at 04:18:05PM +0300, Ari Suutari wrote: > > > > > > > > > > Doesn't sound good that IP header with private IP address > > > > > gets sent to internet. - after all, the 195.168.3.210 host on internet > > > knows > > > > > nothing about 10.10.1.2... > > > > > > > > > We have discussed this before with Brian and Charles, and have come > > > > up to an agreement that FIREWALL should block these packets, not NAT. > > > > > > > > > > There must be something I don't understand now ? How is the host > > > on the internet now going to know that smaller MTU is required when > > > it sends packets to host inside nat'ed network ? > > > > > Give me a few days guys, OK? I will come up with a solution. > > > OK, as was promised... Please try the attached patch. > You'll have to recompile/install both libalias and natd. > > > Cheers, > -- > Ruslan Ermilov Oracle Developer/DBA, > ru@sunbay.com Sunbay Software AG, > ru@FreeBSD.org FreeBSD committer, > +380.652.512.251 Simferopol, Ukraine > > http://www.FreeBSD.org The Power To Serve > http://www.oracle.com Enabling The Information Age To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message