From owner-freebsd-net@FreeBSD.ORG Wed Feb 25 20:29:58 2015 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 02216FF for ; Wed, 25 Feb 2015 20:29:58 +0000 (UTC) Received: from mail-lb0-x241.google.com (mail-lb0-x241.google.com [IPv6:2a00:1450:4010:c04::241]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5E1102A1 for ; Wed, 25 Feb 2015 20:29:57 +0000 (UTC) Received: by lbiw7 with SMTP id w7so1140230lbi.3 for ; Wed, 25 Feb 2015 12:29:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=Wf1Mxg5Y3PQTTQX3A2s84efepqh79OZVdHOdofzKZlA=; b=UQk5VVkprLI8SaulXgBbSqPierROMrkw7sbXoARS1kuJuqyEm90Q2DFChoVGx4K6PY s2XoxHYQfoAXolIOPrh83ouTXLyRSbvZUe8ssTavbl/XscXwUX9+yN1L69K5tSjLj+KG orLsdNvhyPGKQ/kXBqR/OjHB9xU2vvF2Bt/88Nrux8ehrhZRRl29/bbDA8a2rSGSuEZa Ic4urUJiMae/bfWbYqwXpffo0ssw+yP1Qx7yklCEWgP7Fx48H/aUbVlX2+lgoxJaUlym HxMFz61navLMRab3tVTd7jcQ6cZN9sJWtqDJd2V5a/brODhC3ncQtLOehrnG7OdKrWB2 7nFA== MIME-Version: 1.0 X-Received: by 10.153.5.33 with SMTP id cj1mr4576250lad.66.1424896195237; Wed, 25 Feb 2015 12:29:55 -0800 (PST) Received: by 10.112.136.5 with HTTP; Wed, 25 Feb 2015 12:29:55 -0800 (PST) Date: Wed, 25 Feb 2015 22:29:55 +0200 Message-ID: Subject: Cant Access Web site From: Ercan Deger To: freebsd-net@freebsd.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.18-1 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18-1 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, 25 Feb 2015 20:29:58 -0000 Dear All, I am using freebsd 7 as router, I have strange problem while accessing a site when I try to access via browser from windows pc behind freebsd kernel nat waiting and not opening site, I can access site from other places I can access via telnet [root@proxy ]# telnet 85.96.190.177 81 Trying 85.96.190.177... Connected to 85.96.190.177.static.ttnet.com.tr. Escape character is '^]'. I added second wan (DSL) and route to site from dsl link I can access also without problem tcpdump log is; 21:38:00.903848 IP (tos 0x0, ttl 51, id 0, offset 0, flags [DF], proto TCP (6), length 52) 85.96.xx.xx.81 > 213.14.xx.xx.64886: S, cksum 0x874b (correct), 2875126544:2875126544(0) ack 2564833079 win 14600 21:38:00.904910 IP (tos 0x0, ttl 51, id 0, offset 0, flags [DF], proto TCP (6), length 40) 85.96.xx.xx.81 > 213.14.xx.xx.64883: R, cksum 0xda56 (correct), 3424964916:3424964916(0) win 0 21:38:00.904954 IP (tos 0x0, ttl 51, id 0, offset 0, flags [DF], proto TCP (6), length 52) 85.96.xx.xx.81 > 213.14.xx.xx.64887: S, cksum 0x8afa (correct), 2281919230:2281919230(0) ack 4103381824 win 14600 21:38:01.207088 IP (tos 0x0, ttl 51, id 48134, offset 0, flags [DF], proto TCP (6), length 40) 85.96.xx.xx.81 > 213.14.xx.xx.64886: ., cksum 0xf175 (correct), 1:1(0) ack 354 win 3650 21:38:01.357109 IP (tos 0x0, ttl 51, id 48135, offset 0, flags [DF], proto TCP (6), length 57) 85.96.xx.xx.81 > 213.14.xx.xx.64886: P, cksum 0x3198 (correct), 1:18(17) ack 354 win 3650 21:38:01.389613 IP (tos 0x0, ttl 51, id 48136, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 18:1470(1452) ack 354 win 3650 21:38:01.389701 IP (tos 0x0, ttl 51, id 48136, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:01.402883 IP (tos 0x0, ttl 51, id 48137, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 1478:2930(1452) ack 354 win 3650 21:38:01.403904 IP (tos 0x0, ttl 51, id 48137, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:01.417175 IP (tos 0x0, ttl 51, id 48138, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 2938:4390(1452) ack 354 win 3650 21:38:01.418196 IP (tos 0x0, ttl 51, id 48138, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:01.431607 IP (tos 0x0, ttl 51, id 48139, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 4398:5850(1452) ack 354 win 3650 21:38:01.431657 IP (tos 0x0, ttl 51, id 48139, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:01.445760 IP (tos 0x0, ttl 51, id 48140, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 5858:7310(1452) ack 354 win 3650 21:38:01.445811 IP (tos 0x0, ttl 51, id 48140, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:01.460053 IP (tos 0x0, ttl 51, id 48141, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 7318:8770(1452) ack 354 win 3650 21:38:01.460103 IP (tos 0x0, ttl 51, id 48141, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:01.473314 IP (tos 0x0, ttl 51, id 48142, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 8778:10230(1452) ack 354 win 3650 21:38:01.474336 IP (tos 0x0, ttl 51, id 48142, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:01.480460 IP (tos 0x0, ttl 51, id 48143, offset 0, flags [DF], proto TCP (6), length 664) 85.96.xx.xx.81 > 213.14.xx.xx.64886: FP 10238:10862(624) ack 354 win 3650 21:38:02.044104 IP (tos 0x0, ttl 51, id 48144, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 18:1470(1452) ack 354 win 3650 21:38:02.044215 IP (tos 0x0, ttl 51, id 48144, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:03.063015 IP (tos 0x0, ttl 51, id 48145, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 18:1470(1452) ack 354 win 3650 21:38:03.064036 IP (tos 0x0, ttl 51, id 48145, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:05.103427 IP (tos 0x0, ttl 51, id 48146, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 18:1470(1452) ack 354 win 3650 21:38:05.104448 IP (tos 0x0, ttl 51, id 48146, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:09.193863 IP (tos 0x0, ttl 51, id 48147, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 18:1470(1452) ack 354 win 3650 21:38:09.193915 IP (tos 0x0, ttl 51, id 48147, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:17.363864 IP (tos 0x0, ttl 51, id 48148, offset 0, flags [+], proto TCP (6), length 1492) 85.96.xx.xx.81 > 213.14.xx.xx.64886: . 18:1470(1452) ack 354 win 3650 21:38:17.364885 IP (tos 0x0, ttl 51, id 48148, offset 1472, flags [none], proto TCP (6), length 28) 85.96.xx.xx > 213.14.xx.xx: tcp 21:38:20.954233 IP (tos 0x0, ttl 51, id 7656, offset 0, flags [DF], proto TCP (6), length 626) 85.96.xx.xx.81 > 213.14.xx.xx.64887: P 1:587(586) ack 2 win 3650 21:38:20.954278 IP (tos 0x0, ttl 51, id 7657, offset 0, flags [DF], proto TCP (6), length 40) 85.96.xx.xx.81 > 213.14.xx.xx.64887: F, cksum 0xf439 (correct), 587:587(0) ack 2 win 3650 what can be the problem? Best Regards,