From owner-freebsd-xen@freebsd.org Mon May 9 11:12:07 2016 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 15A2AB34ED9 for ; Mon, 9 May 2016 11:12:07 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (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 05F841D9C for ; Mon, 9 May 2016 11:12:07 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u49BC6WK096951 for ; Mon, 9 May 2016 11:12:06 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-xen@FreeBSD.org Subject: [Bug 188261] [xen] FreeBSD DomU PVHVM guests cannot 'route' traffic for other Xen PV guests on same Dom0 Host. Date: Mon, 09 May 2016 11:12:06 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 9.2-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: meyer.sydney@gmail.com X-Bugzilla-Status: In Progress X-Bugzilla-Resolution: X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: freebsd-xen@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 09 May 2016 11:12:07 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D188261 --- Comment #9 from Sydney Meyer --- In its most basic form, without doing nat, without have pf loaded, the prob= lem comes up e.g. in the following setup: (PC1) 10.0.1.2/24 on xn0 <--> 10.0.1.1/24 on xn0 (FreeBSD DomU Router) 10.0.2.1/24 on xn1 <--> (PC2) 10.0.2.2/24 on xn0. - Install FreeBSD on DomU Router with 2 paravirtual network interfaces in different subnets - sysctl net.inet.ip.forwarding=3D1 on Router - Setup PC1/2 with FreeBSD/Linux/Windows with the FreeBSD Router as their Gateway. - On PC1: dd if=3D/dev/zero bs=3D1M | nc -l 5001 - On PC2: nc 1.2.3.4 5001 | dd of=3D/dev/zero bs=3D1M - Or any other TCP-Connection, e.g. ssh, for that matter. --=20 You are receiving this mail because: You are the assignee for the bug.=