From owner-freebsd-pf@freebsd.org Tue Mar 17 02:28:39 2020 Return-Path: Delivered-To: freebsd-pf@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 C4C55277241 for ; Tue, 17 Mar 2020 02:28:39 +0000 (UTC) (envelope-from cristian.cardoso11@gmail.com) Received: from mail-ed1-x536.google.com (mail-ed1-x536.google.com [IPv6:2a00:1450:4864:20::536]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48hHCp3wB1z44wG for ; Tue, 17 Mar 2020 02:28:38 +0000 (UTC) (envelope-from cristian.cardoso11@gmail.com) Received: by mail-ed1-x536.google.com with SMTP id a24so24545568edy.7 for ; Mon, 16 Mar 2020 19:28:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=CLuy6TZOlQWnqRoiLT4joLLOjGqOv+mvHSplesKy3cM=; b=HNAblSUi09A/5xxtuurF5KxJgsLWpTosFlhSSWpuNceiGl+uFxrsqlz7mgxE4ceXG5 4KeUFO6WbWna4dwH8cXRBGQcemNtinWTg/dJDCsKEhkddO82ngqVcTNx1DDBqX9STpIr kglehRc/Gzm/xH1a/LWnDZuai9gP5hSc0c6r4nBk+8X4SY7AV4766jVaR7ZWmzbzIEQ1 ZRX28Q99LS90Y3qKmqyZfzuF8J/5Qh1MQ+J8OEg1/jRhAxWu5j3Dj+NDtvTxgvb7PBsS QtxYsJ1pwNty2W+K4zAAMogO27vS3mNNo+7SaZ88P8wbHqYOaElH8JILUDKsdv/KYPmC QKcw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=CLuy6TZOlQWnqRoiLT4joLLOjGqOv+mvHSplesKy3cM=; b=KJSI2jIw/PByyB7+j05BmaZ0spMSnRcolJXAVI2pJWHRJomDUytzc6mr6A0+VCTkh5 TFTNoqc+fcKAaXbreY74WvnDDKxoH9aOxjcHCiSar0695Fip6YsG/wnvsQiukh2NjJ3h FDY06IFowPsmk7zOvLOouKx8y4HimuV/sM7eVY764H1LizQlskg23LfDjjFkVsbY/DKJ zCcueyXUYfcrSenK+Eh/f+XwlkZi8qry9PimxM3M6VwiD2yJjwRlYCJodiffqVP55Egw 5x48rt9atvvcg2PPaBjqhpiPdyrQ0H9GzUBS6uUGEysQai0FflUFV2Qh5ov4fav6CCPH 1dSQ== X-Gm-Message-State: ANhLgQ2bm3Zfct3+t6qBdoBzxleTZr2HsWkNIbn77AGcYsedPf3ke1D4 LsvzumGaSZbRNs8ro4OEdgNmPz7ucmCwEAT+O+dLXehVDw== X-Google-Smtp-Source: ADFU+vv6Oz5RQ0KpQbUWRFQDSaJF8C5e85/MuKexDCFE8m0ggiB/ebi2c0AjYYAux0QJ5DnIsRmD9DBWhXhwAvSqOnM= X-Received: by 2002:a17:906:e10d:: with SMTP id gj13mr1993456ejb.291.1584412116162; Mon, 16 Mar 2020 19:28:36 -0700 (PDT) MIME-Version: 1.0 From: Cristian Cardoso Date: Mon, 16 Mar 2020 23:28:25 -0300 Message-ID: Subject: PF + IPsec To: freebsd-pf@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 48hHCp3wB1z44wG X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=HNAblSUi; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of cristiancardoso11@gmail.com designates 2a00:1450:4864:20::536 as permitted sender) smtp.mailfrom=cristiancardoso11@gmail.com X-Spamd-Result: default: False [-3.00 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-pf@freebsd.org]; TO_DN_NONE(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; IP_SCORE_FREEMAIL(0.00)[]; IP_SCORE(0.00)[ip: (-9.53), ipnet: 2a00:1450::/32(-2.40), asn: 15169(-1.65), country: US(-0.05)]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; RCVD_IN_DNSWL_NONE(0.00)[6.3.5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.5.4.1.0.0.a.2.list.dnswl.org : 127.0.5.0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; TAGGED_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0] X-BeenThere: freebsd-pf@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Technical discussion and general questions about packet filter \(pf\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Mar 2020 02:28:39 -0000 Hello I'm setting up a Freebsd server for ipsec vpn communication with strongswan and I'm having some difficulties in the operation The freebsd server's local network is 10.19.12.0/24 and can connect correctly to the network on the other side of the tunnel. I would like another network behind my server to connect to the tunnel as well. In linux I would nat the network that is arriving as follows: iptables -t nat -A POSTROUTING -s 10.0.0.0/8 -d 10.31.32.0/24 -j --SNAT --to 10.19.12.251 In FreeBSD I tried to run the rule as follows, but to no avail nat on $ LAN inet from 10.0.0.0/8 to 10.31.32.0/24 -> 10.19.12.251 Is there any other way to generate the equivalent of FreeBSD postrouting? Best Regards