From owner-freebsd-net@freebsd.org Wed Jun 8 23:02:49 2016 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 09985B6FBA2; Wed, 8 Jun 2016 23:02:49 +0000 (UTC) (envelope-from slw@zxy.spb.ru) Received: from zxy.spb.ru (zxy.spb.ru [195.70.199.98]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id BAD081FCC; Wed, 8 Jun 2016 23:02:48 +0000 (UTC) (envelope-from slw@zxy.spb.ru) Received: from slw by zxy.spb.ru with local (Exim 4.86 (FreeBSD)) (envelope-from ) id 1bAmUi-000Aax-5i; Thu, 09 Jun 2016 02:02:40 +0300 Date: Thu, 9 Jun 2016 02:02:40 +0300 From: Slawa Olhovchenkov To: stable@freebsd.org, freebsd-net@freebsd.org Subject: ipfw fwd to closed port Message-ID: <20160608230240.GA51364@zxy.spb.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: slw@zxy.spb.ru X-SA-Exim-Scanned: No (on zxy.spb.ru); SAEximRunCond expanded to false X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Jun 2016 23:02:49 -0000 Forwarding by ipfw to closed local port generating RST packet with incorrect checksun. Is this know ussuse? Need open PR?