From owner-freebsd-net@freebsd.org Thu Nov 5 08:02:23 2015 Return-Path: Delivered-To: freebsd-net@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 C0D64A25432 for ; Thu, 5 Nov 2015 08:02:23 +0000 (UTC) (envelope-from eugen@grosbein.net) Received: from hz.grosbein.net (hz.grosbein.net [78.47.246.247]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "hz.grosbein.net", Issuer "hz.grosbein.net" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 5387C1DCE for ; Thu, 5 Nov 2015 08:02:22 +0000 (UTC) (envelope-from eugen@grosbein.net) Received: from eg.sd.rdtc.ru (root@eg.sd.rdtc.ru [62.231.161.221]) by hz.grosbein.net (8.14.9/8.14.9) with ESMTP id tA582Adc071213 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Thu, 5 Nov 2015 09:02:11 +0100 (CET) (envelope-from eugen@grosbein.net) X-Envelope-From: eugen@grosbein.net X-Envelope-To: vas@mpeks.tomsk.su Received: from eg.sd.rdtc.ru (eugen@localhost [127.0.0.1]) by eg.sd.rdtc.ru (8.15.2/8.15.2) with ESMTP id tA5822A9075379; Thu, 5 Nov 2015 15:02:02 +0700 (KRAT) (envelope-from eugen@grosbein.net) Subject: Re: tap(4) and host-only networking between host and guest To: Victor Sudakov References: <20151104075454.GA99850@admin.sibptus.tomsk.ru> <5639FF12.1020109@freebsd.org> <20151104131230.GA1117@admin.sibptus.tomsk.ru> <563A1265.7010208@grosbein.net> <20151104153415.GB1117@admin.sibptus.tomsk.ru> Cc: freebsd-net@freebsd.org From: Eugene Grosbein Message-ID: <563B0CFA.301@grosbein.net> Date: Thu, 5 Nov 2015 15:02:02 +0700 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <20151104153415.GB1117@admin.sibptus.tomsk.ru> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=0.3 required=5.0 tests=BAYES_00,LOCAL_FROM, T_DATE_IN_FUTURE_96_Q autolearn=no version=3.3.2 X-Spam-Report: * 0.0 T_DATE_IN_FUTURE_96_Q Date: is 4 days to 4 months after Received: * date * -2.3 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * 2.6 LOCAL_FROM From my domains X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on hz.grosbein.net X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.20 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, 05 Nov 2015 08:02:23 -0000 On 04.11.2015 22:34, Victor Sudakov wrote: > tap(4) says that tapN is an exclusive-open device. And when I tried it > out, the second bhyve instances said "open of tap device /dev/tap0 failed", > which was kind of expected. Hmm, false memory... I have missed "exclusive" part.