From owner-freebsd-net@FreeBSD.ORG Sun Apr 20 04:22:09 2008 Return-Path: Delivered-To: net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9FD8E1065673; Sun, 20 Apr 2008 04:22:09 +0000 (UTC) (envelope-from fox@verio.net) Received: from dfw-smtpout1.email.verio.net (dfw-smtpout1.email.verio.net [129.250.36.41]) by mx1.freebsd.org (Postfix) with ESMTP id 7FEEC8FC22; Sun, 20 Apr 2008 04:22:09 +0000 (UTC) (envelope-from fox@verio.net) Received: from [129.250.36.63] (helo=dfw-mmp3.email.verio.net) by dfw-smtpout1.email.verio.net with esmtp id 1JnQIt-0006Az-CE; Sun, 20 Apr 2008 03:33:23 +0000 Received: from [129.250.40.241] (helo=limbo.int.dllstx01.us.it.verio.net) by dfw-mmp3.email.verio.net with esmtp id 1JnQIt-00065f-2T; Sun, 20 Apr 2008 03:33:23 +0000 Received: by limbo.int.dllstx01.us.it.verio.net (Postfix, from userid 1000) id CFAE58E298; Sat, 19 Apr 2008 22:33:22 -0500 (CDT) Date: Sat, 19 Apr 2008 22:33:22 -0500 From: David DeSimone To: Oliver Lehmann Message-ID: <20080420033322.GA16657@verio.net> References: <20080419195643.a5187267.oliver@FreeBSD.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; x-action=pgp-signed Content-Disposition: inline In-Reply-To: <20080419195643.a5187267.oliver@FreeBSD.org> User-Agent: Mutt/1.5.9i Cc: net@freebsd.org Subject: Re: problems interacting on TCP level with K5JB X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 Apr 2008 04:22:09 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Oliver Lehmann wrote: > > 19:22:31.003359 IP (tos 0x10, ttl 64, id 730, offset 0, flags [DF], proto TCP (6), length 60) 10.1.1.1.54398 > 10.1.1.2.telnet: S, cksum 0xceef (correct), 1217851052:1217851052(0) win 65535 > > 19:22:31.301210 IP (tos 0x0, ttl 254, id 25, offset 0, flags [none], proto TCP (6), length 44) 10.1.1.2.telnet > 10.1.1.1.54398: S, cksum 0xe752 (correct), 2405380816:2405380816(0) ack 4294967213 win 2048 > > 19:22:31.301234 IP (tos 0x0, ttl 64, id 747, offset 0, flags [DF], proto TCP (6), length 40) 10.1.1.1.54398 > 10.1.1.2.telnet: R, cksum 0xc598 (correct), 4294967213:4294967213(0) win 0 The SYN-ACK packet in response contains an ACK for sequence 4294967213, but that was not the sequence sent by the initial SYN (it was 1217851052). The RST shows that FreeBSD doesn't know what your system is talking about. - -- David DeSimone == Network Admin == fox@verio.net "This email message is intended for the use of the person to whom it has been sent, and may contain information that is confidential or legally protected. If you are not the intended recipient or have received this message in error, you are not authorized to copy, dis- tribute, or otherwise use this message or its attachments. Please notify the sender immediately by return e-mail and permanently delete this message and any attachments. Verio, Inc. makes no warranty that this email is error or virus free. Thank you." --Lawyer Bot 6000 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFICrmCFSrKRjX5eCoRAl+lAJ97gDxSyCopVusgVLN6K9Vm2rtA1QCgoGUJ F8HufJzE3Ur+EOOAnL0U+10= =cDMN -----END PGP SIGNATURE-----