From owner-freebsd-questions@freebsd.org Wed May 2 21:10:01 2018 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5A559FB496F for ; Wed, 2 May 2018 21:10:01 +0000 (UTC) (envelope-from bsiege@gmail.com) Received: from mail-wr0-x22d.google.com (mail-wr0-x22d.google.com [IPv6:2a00:1450:400c:c0c::22d]) (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 BA575847D7 for ; Wed, 2 May 2018 21:10:00 +0000 (UTC) (envelope-from bsiege@gmail.com) Received: by mail-wr0-x22d.google.com with SMTP id y15-v6so3706697wrg.11 for ; Wed, 02 May 2018 14:10:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=to:from:subject:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=R0rAwL4eZyNqBNke8A9hpIEV1020CMUMVm/LKqdZ/dI=; b=c/+I59aenQMjAORT1m/B/PbfEctVcxKOgGCTYa4wfaN+Ai+KEtOtGJ2mcWCTSxASxX h+8sbj10y9YZGtij9iyME1s2pSwPgmES10QMUfI3JfxPfBx2H594UB4FEEuxx0C3+iiL Rf1qPyzw8CIhsin0tutIIgWN1yePn8O4zWSd756corRi99/vm3i58eK+HG3Sym0u7JJK bh4Og7jHmVRZz77y4DogSYeTrvXRgK+X09wc8S/KD7AVM2iLYcrIrZtw/C8HymKZiaFb eOAdVzEiEIgcCnunIVbCs363E1FKFnJFJfkKWM4r5LtMgTqbrUmPNr4I5MGifHoWh5bJ hxRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-language:content-transfer-encoding; bh=R0rAwL4eZyNqBNke8A9hpIEV1020CMUMVm/LKqdZ/dI=; b=T3kgZEXP8T7CHaGkQGJJQc4whFcIBhFqiKAd7nEOceIFk+/eAFcupu9JBZqNoek6kP TkxO9A3kyO8iPQ6PSqXVs9xV4VSF+ydiGjB9VlU/QJx22Ad4QxBU0YuFPejquBbFxP57 5Bsj9OzaTPhM0WiGyskLx5DFq1zLGtXnbgS7DSnXlsbsR5V9Y4yI5aawPl2qqeN2bwRv K4NF9kIpGcnlNetVSKDHWBVzT9xz7+fHb4q9oX48nuI9U22p545PitGIdVgcVKlnZ+re xAhjGIcyzlyh1jkOi2+hXfX53uIrrr5wOD0tIKjSnr5xSNJ/d8gIqzJ8PP2s67Ei8Wg+ tVAA== X-Gm-Message-State: ALQs6tASZoQIKroO2jkmP7OiSuOq7gGSAOMuym3m29MeQmUjks3RPMTR n9V8AazylOnW/eomzSoCrtMMG3mi X-Google-Smtp-Source: AB8JxZrVakNMueY9yJ2tqMWKIFUNwf/t8kmEAaSdAUz0//Ix1oDtLAU+jXGqkCQsRJOwF/7umbpKag== X-Received: by 2002:adf:b456:: with SMTP id v22-v6mr6511495wrd.67.1525295399461; Wed, 02 May 2018 14:09:59 -0700 (PDT) Received: from beatsnet.com-MBP15ret.int.beatsnet.com ([80.254.165.132]) by smtp.googlemail.com with ESMTPSA id o16sm13929946wmi.14.2018.05.02.14.09.58 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 02 May 2018 14:09:58 -0700 (PDT) To: freebsd-questions@freebsd.org From: Beat Siegenthaler Subject: IPFW questions (log fragments, ipfw show) Message-ID: <30495aa3-63f5-4fb7-4433-ae8347d37023@gmail.com> Date: Wed, 2 May 2018 23:09:57 +0200 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 May 2018 21:10:01 -0000 Hi, i cannot find info about following two points, maybe somebody can shed a light on that: ipfw show: 63000 56 28136 Wed May 2 22:51:43 2018 allow udp from any to me6 53,123 recv gif0 keep-state :default what says ":default" at the end? Only on rules with keep-alive. I do not remember to see this some months ago. ipfw logging: May 2 22:48:36 myhost kernel: ipfw: 65100 Deny UDP [2001:470:1a::1] [2001:xxxx:xxxx:xxxx::x] in via gif0 (frag ab0a815c:966@9856) May 2 22:48:36 myhost kernel: ipfw: 65100 Deny UDP [2001:470:1a::1] [2001:xxxx:xxxx:xxxx::x] in via gif0 (frag d52823ef:978@9856) May 2 22:48:37 myhost kernel: ipfw: 65100 Deny UDP [2001:500:48::1] [2001:xxxx:xxxx:xxxx::x] in via gif0 (frag dad5be95:361@9856) May 2 22:48:38 myhost kernel: ipfw: 65100 Deny UDP [2001:5a0:10::1] [2001:xxxx:xxxx:xxxx::x] in via gif0 (frag e9d303a0:659@9856) May 2 22:48:38 myhost kernel: ipfw: 65100 Deny UDP [2001:5a0:10::1] [2001:xxxx:xxxx:xxxx::x] in via gif0 (frag d35fff84:647@9856) what encodes frag info? (frag d35fff84:647@9856) thanks