From owner-freebsd-net@freebsd.org Thu Nov 21 14:42:02 2019 Return-Path: Delivered-To: freebsd-net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id DF7B81C10C5 for ; Thu, 21 Nov 2019 14:42:02 +0000 (UTC) (envelope-from email-account-protection-verification@email123.linkpc.net) Received: from vm.publicvm.com (vm.publicvm.com [216.108.228.45]) (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 47Jj210w1Bz4VCQ for ; Thu, 21 Nov 2019 14:42:00 +0000 (UTC) (envelope-from email-account-protection-verification@email123.linkpc.net) Received: from ec2-18-218-137-235.us-east-2.compute.amazonaws.com ([18.218.137.235]:61977 helo=email123.linkpc.net) by vm.publicvm.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92) (envelope-from ) id 1iXnea-0005Iu-Kx for freebsd-net@freebsd.org; Thu, 21 Nov 2019 15:41:52 +0100 From: Server Report To: freebsd-net@freebsd.org Subject: Account (freebsd-net@freebsd.org) Confirmation Required ! Date: 21 Nov 2019 14:41:52 +0000 Message-ID: <20191121144151.7CD4E2143AA15AF1@email123.linkpc.net> MIME-Version: 1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vm.publicvm.com X-AntiAbuse: Original Domain - freebsd.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - email123.linkpc.net X-Get-Message-Sender-Via: vm.publicvm.com: authenticated_id: email-account-protection-verification@email123.linkpc.net X-Authenticated-Sender: vm.publicvm.com: email-account-protection-verification@email123.linkpc.net X-Source: X-Source-Args: X-Source-Dir: X-Rspamd-Queue-Id: 47Jj210w1Bz4VCQ X-Spamd-Bar: -- X-Spamd-Result: default: False [-2.02 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(0.00)[+ip4:216.108.228.45]; HAS_X_SOURCE(0.00)[]; TO_DN_NONE(0.00)[]; DKIM_TRACE(0.00)[email123.linkpc.net:+]; DMARC_POLICY_ALLOW(0.00)[email123.linkpc.net,reject]; SUBJECT_ENDS_EXCLAIM(0.00)[]; HAS_X_ANTIABUSE(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; IP_SCORE(-0.09)[ipnet: 216.108.228.0/24(-1.62), asn: 26277(1.24), country: US(-0.05)]; ASN(0.00)[asn:26277, ipnet:216.108.228.0/24, country:US]; MID_RHS_MATCH_FROM(0.00)[]; HAS_X_AS(0.00)[email-account-protection-verification@email123.linkpc.net]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.96)[-0.960,0]; R_DKIM_ALLOW(0.00)[email123.linkpc.net:s=default]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-0.98)[-0.977,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; HAS_LIST_UNSUB(-0.01)[]; RCPT_COUNT_ONE(0.00)[1]; BAD_REP_POLICIES(0.10)[]; URIBL_PBL(0.01)[harvar.edu.pe]; HAS_X_GMSV(0.00)[email-account-protection-verification@email123.linkpc.net]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Nov 2019 14:42:02 -0000 Please note that our service to you will be terminated in a=20 shortly time due to the recent suspicious activities we detected CONFIRM MY ACCOUNT=20 (=C2=A0http://harvar.edu.pe/-/index.php?email=3Dfreebsd-net@freebsd.org=C2= =A0) Verify your account to avoid service disruption and continue=20 using our service From owner-freebsd-net@freebsd.org Thu Nov 21 15:10:49 2019 Return-Path: Delivered-To: freebsd-net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E4A051C20C2 for ; Thu, 21 Nov 2019 15:10:49 +0000 (UTC) (envelope-from vas@sibptus.ru) Received: from admin.sibptus.ru (admin.sibptus.ru [IPv6:2001:19f0:5001:21dc::10]) (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 47JjgD6XCXz4XC4 for ; Thu, 21 Nov 2019 15:10:48 +0000 (UTC) (envelope-from vas@sibptus.ru) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sibptus.ru; s=20181118; h=Message-ID:Subject:To:From:Date:In-Reply-To; bh=R0k3l3+cWRxu5lx4alD61Gd3A1Vt0YFvmwFJAYCXgDM=; b=JDx2ZsZtHRStty5qvgWuMa+fmG boia3gjUgwWSVlqncpB73t6CqLAdCKIhzTwp+bPd0uj+tL4EYDI4CvA9gAyV5gnxOCmdZ6nWb+PHf tCKMT4wVnv0qvzSJdm0owQCMYyG6FQ5P61N9k1nFoBS27UyulYfE3Us/FX7g5VvVKxLQ=; Received: from vas by admin.sibptus.ru with local (Exim 4.92.3 (FreeBSD)) (envelope-from ) id 1iXo6T-000OYK-4L for freebsd-net@freebsd.org; Thu, 21 Nov 2019 22:10:41 +0700 Date: Thu, 21 Nov 2019 22:10:41 +0700 From: Victor Sudakov To: freebsd-net@freebsd.org Subject: pf, stateful filter and DMZ Message-ID: <20191121151041.GA93735@admin.sibptus.ru> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="yrj/dFKFPuw6o+aM" Content-Disposition: inline X-PGP-Key: http://admin.sibptus.ru/~vas/ X-PGP-Fingerprint: 10E3 1171 1273 E007 C2E9 3532 0DA4 F259 9B5E C634 User-Agent: Mutt/1.12.2 (2019-09-21) X-Rspamd-Queue-Id: 47JjgD6XCXz4XC4 X-Spamd-Bar: -------- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=sibptus.ru header.s=20181118 header.b=JDx2ZsZt; dmarc=pass (policy=none) header.from=sibptus.ru; spf=pass (mx1.freebsd.org: domain of vas@sibptus.ru designates 2001:19f0:5001:21dc::10 as permitted sender) smtp.mailfrom=vas@sibptus.ru X-Spamd-Result: default: False [-8.40 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[sibptus.ru:s=20181118]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; TO_DN_NONE(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; RCPT_COUNT_ONE(0.00)[1]; IP_SCORE(-3.30)[ip: (-9.85), ipnet: 2001:19f0:5000::/38(-4.92), asn: 20473(-1.68), country: US(-0.05)]; DKIM_TRACE(0.00)[sibptus.ru:+]; DMARC_POLICY_ALLOW(-0.50)[sibptus.ru,none]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:20473, ipnet:2001:19f0:5000::/38, country:US]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Nov 2019 15:10:50 -0000 --yrj/dFKFPuw6o+aM Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Dear Colleagues, A quick question about pf from an ipfw user. Suppose I have three interfaces: $outside, $inside and $dmz. If I want to block any traffic from $dmz to $inside, unless it is=20 1. Return traffic from $inside to $dmz 2. ICMP traffic in any direction would these rules be sufficient? block in on $dmz pass in on $dmz proto icmp pass out on $inside --=20 Victor Sudakov, VAS4-RIPE, VAS47-RIPN 2:5005/49@fidonet http://vas.tomsk.ru/ --yrj/dFKFPuw6o+aM Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEcBAEBAgAGBQJd1qjxAAoJEA2k8lmbXsY0RCkIALixnsB9NvxFaRAk0QfxBp3V fovMrJZvNJl844FQQJnpoh8u2S524Th7feYLRVDyBeLs4GY7s5AvRdzej5l7fXNn bgtqXt7tHcu76a7pYo/5ry7UOBULjiNqO7v2LcMI3NXNdI6DZc7QemHTFSvqZ3PR N2qeq5PFdJNjycq7Qfn2kUJRncHnYj6vl+BSAXBS26JtFb0waTSKpnm+OPSi+biq lBFrjTdV5aPTHGHlA8TpbzrcgJqGiTHplGZim2BLhy1OVQzNVXJaLvBeA70wdewS 0EVoh8GA+9T4c+bh3fw/5J5uvzuyV7jpjkRnd/+VBuDakd41JKX23kpf40p1W0A= =UKiF -----END PGP SIGNATURE----- --yrj/dFKFPuw6o+aM--