From nobody Fri Jun 11 18:58:39 2021 X-Original-To: freebsd-net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 8473B11CD6C6 for ; Fri, 11 Jun 2021 18:58:51 +0000 (UTC) (envelope-from zarychtam@plan-b.pwste.edu.pl) Received: from plan-b.pwste.edu.pl (plan-b.pwste.edu.pl [IPv6:2001:678:618::40]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "plan-b.pwste.edu.pl", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4G1qrB1lbVz4XnY for ; Fri, 11 Jun 2021 18:58:50 +0000 (UTC) (envelope-from zarychtam@plan-b.pwste.edu.pl) Received: from fomalhaut.potoki.eu ([IPv6:2001:470:71:d47:a5dc:7b83:8c4b:2dd]) (authenticated bits=0) by plan-b.pwste.edu.pl (8.16.1/8.16.1) with ESMTPSA id 15BIweJo017687 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO) for ; Fri, 11 Jun 2021 20:58:40 +0200 (CEST) (envelope-from zarychtam@plan-b.pwste.edu.pl) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=plan-b.pwste.edu.pl; s=plan-b-mailer; t=1623437920; bh=/1JT4jOGyzofiqfRL1T5dpvP457gq3s6EuQMIdnhvTE=; h=To:From:Subject:Date; b=u36yIELwFXF/CdK6uuW0MwYwss0+MLInsyqprGLRBr01/LFkH16YWTKmlThb9GM1m MY7687aJUTtAuxSN0G4LMB86AxRLzX6suLN02nOAo2LFOypE5SarsjKB2IRUEnHjuT qHsWdeP7bsDGy1SOSVCE/XmV1nAulQbQ3PGX9Cl5PHWSGcMVsjHz8LRMZ/nfRXTvtp akZCPHsMDU9D7HLmEkzfKQxwNs1oWnbbZTZH7SLDxsjfaNy5nr2awO7wUoRdxeFloR EG7F/tJ5nmIjxTrN6vcsoT44S35x37Ux5Pd7ur073W2TI+QprF8YVheP6zRePcRqF1 vrc4Wb2qezn6Q== X-Authentication-Warning: plan-b.pwste.edu.pl: Host [IPv6:2001:470:71:d47:a5dc:7b83:8c4b:2dd] claimed to be fomalhaut.potoki.eu To: "freebsd-net@freebsd.org" From: Marek Zarychta Subject: arp(8) and "blackhole" keyword Message-ID: Date: Fri, 11 Jun 2021 20:58:39 +0200 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:78.0) Gecko/20100101 Thunderbird/78.10.2 List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="oTnUvfcmxd4EqE5wcPfRTSE5zXFmpjbIv" X-Rspamd-Queue-Id: 4G1qrB1lbVz4XnY X-Spamd-Bar: ------- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=plan-b.pwste.edu.pl header.s=plan-b-mailer header.b=u36yIELw; dmarc=pass (policy=none) header.from=plan-b.pwste.edu.pl; spf=none (mx1.freebsd.org: domain of zarychtam@plan-b.pwste.edu.pl has no SPF policy when checking 2001:678:618::40) smtp.mailfrom=zarychtam@plan-b.pwste.edu.pl X-Spamd-Result: default: False [-7.90 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; HAS_ATTACHMENT(0.00)[]; HAS_XAW(0.00)[]; DKIM_TRACE(0.00)[plan-b.pwste.edu.pl:+]; DMARC_POLICY_ALLOW(-0.50)[plan-b.pwste.edu.pl,none]; NEURAL_HAM_SHORT(-1.00)[-1.000]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:+,3:~]; RBL_DBL_DONT_QUERY_IPS(0.00)[2001:678:618::40:from]; ASN(0.00)[asn:206006, ipnet:2001:678:618::/48, country:PL]; MID_RHS_MATCH_FROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[plan-b.pwste.edu.pl:s=plan-b-mailer]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_MED(-2.00)[pwste.edu.pl:dkim]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.20)[multipart/signed,multipart/mixed,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-net@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; SPAMHAUS_ZRD(0.00)[2001:678:618::40:from:127.0.2.255]; TO_DN_EQ_ADDR_ALL(0.00)[]; R_SPF_NA(0.00)[no SPF record]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-net] X-ThisMailContainsUnwantedMimeParts: N This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --oTnUvfcmxd4EqE5wcPfRTSE5zXFmpjbIv Content-Type: multipart/mixed; boundary="EU86hJ3iugyGI9tloEq4uAEZR2gFIznrE"; protected-headers="v1" From: Marek Zarychta To: "freebsd-net@freebsd.org" Message-ID: Subject: arp(8) and "blackhole" keyword --EU86hJ3iugyGI9tloEq4uAEZR2gFIznrE Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable Dear subscribers, is arp(8) still supposed to honour the "blackhole" keyword with the -S option? Does it also apply to fast-forwarded packets like those forwarded by 13-STABLE stack? I suppose the "blackhole" keyword is not in transition to anything like "blockhole" yet, since it seems to be not recognizable by arp(8). Best regards, --=20 Marek Zarychta --EU86hJ3iugyGI9tloEq4uAEZR2gFIznrE-- --oTnUvfcmxd4EqE5wcPfRTSE5zXFmpjbIv Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature" -----BEGIN PGP SIGNATURE----- wsB5BAABCAAjFiEEMOqvKm6wKvS1/ZeCdZ/s//1SjSwFAmDDsl8FAwAAAAAACgkQdZ/s//1SjSxo vgf/ak+BijyHqOL8EV5OPg5cH71yyVthjTqRPXyeo0OV9eQf+VYexhbVfJ/5G1WprQkSe/waMd+U 8866xqZK+MrIqEgtpRp+qn16NM38FRHdJWaropSwCaCFfxO1Qto8m//l1H+xoKOltSPBxW7FDbaK p21Klfn2JNZo5s855sxoqecvXUfZAm9cjXr8ee/ERtmoe8Li4NWT+QAsiTtl/K2xMMxcujUC2UjH m2crJTm/8XsIw5W7EB0tlnkB73qI6COreWXpoyixTzbGYGA/ESUbJyJlB9b1DXpVMXVuQ6g6RMTo yB46GWMZwObDOWkmtzUWQZf0T2u0BXnXfWsjkuPSAg== =kVoC -----END PGP SIGNATURE----- --oTnUvfcmxd4EqE5wcPfRTSE5zXFmpjbIv--