From owner-freebsd-hackers@freebsd.org Sat Jul 4 03:12:19 2020 Return-Path: Delivered-To: freebsd-hackers@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 D81D935FCFA; Sat, 4 Jul 2020 03:12:19 +0000 (UTC) (envelope-from neel@neelc.org) Received: from rainpuddle.neelc.org (rainpuddle.neelc.org [66.42.69.219]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 49zH1v1Jxtz44ld; Sat, 4 Jul 2020 03:12:18 +0000 (UTC) (envelope-from neel@neelc.org) Received: from mail.neelc.org (rainpuddle.neelc.org [IPv6:2001:19f0:8001:fed:5400:2ff:fe73:c622]) by rainpuddle.neelc.org (Postfix) with ESMTPSA id 20E3EEB298; Fri, 3 Jul 2020 20:12:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=neelc.org; s=mail; t=1593832331; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=mN13JkmuVIlvEEXDjT9zS1brW17ftiegkPaZYhVQL1o=; b=eOXrm5rcA9TvpXhVzrhmsCQgd0QPZNxckQlsyPWjK2Ukmd1Ds3Mwqh5eD+467OPmyWvBEx Muf283sILFk0oMCB5hlMHN4Ueev5ckzOk9mGnNXpYxL81snFZtz/Mk3X3zmpGecLJ4SCbR JBiIfGC5HpKTrxEpt7fbojYE8JPU8TEzpCJABVdnOUWtlDUJjZZHU7ksxw33mxr5hoTru/ 3F2B8twuAaSOBQgnTAb2aKSwav7VKsG38J0+raFZoIH7dRCo9IWGuP7LUvWuQQwmUyoD3P QswxisFca+QWUgIRNrAu0k5YfLAcHxoLwoZjiBeDbHUKnHtSuG9yTQQLhZYwmQ== MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Fri, 03 Jul 2020 20:12:10 -0700 From: Neel Chauhan To: freebsd-hackers@freebsd.org, freebsd-net@freebsd.org Subject: Reviewing two IPFW/netgraph/natd patches (RFC 6598/Carrier Grade NAT) User-Agent: Roundcube Webmail/1.4.2 Message-ID: X-Sender: neel@neelc.org X-Rspamd-Queue-Id: 49zH1v1Jxtz44ld X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=neelc.org header.s=mail header.b=eOXrm5rc; dmarc=pass (policy=none) header.from=neelc.org; spf=pass (mx1.freebsd.org: domain of neel@neelc.org designates 66.42.69.219 as permitted sender) smtp.mailfrom=neel@neelc.org X-Spamd-Result: default: False [-3.58 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[neelc.org:s=mail]; NEURAL_HAM_MEDIUM(-0.99)[-0.989]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; R_SPF_ALLOW(-0.20)[+a]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.005]; DKIM_TRACE(0.00)[neelc.org:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[neelc.org,none]; NEURAL_HAM_SHORT(-0.59)[-0.589]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:20473, ipnet:66.42.64.0/20, country:US]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 04 Jul 2020 03:12:19 -0000 Hi freebsd-hackers@, freebsd-net@, These two patches that will be described are a continuation of r357092. r357092 added support for RFC 6598/Carrier Grade NAT (subnet: 100.64.0.0/10) in libalias and IPFW in-kernel NAT. These two patches add support for RFC 6598 to natd and ng_nat respectively: * natd CGN patch: https://reviews.freebsd.org/D23356 * ng_nat CGN patch: https://reviews.freebsd.org/D23461 Currently, CGN support is missing from natd and ng_nat. Could someone please review and/or commit these patches? Best, Neel Chauhan === https://www.neelc.org/