Date: Fri, 29 May 2009 00:28:18 +0400 From: pluknet <pluknet@gmail.com> To: Jedrzej Kalinowski <kalinoj1@iem.pw.edu.pl> Cc: freebsd-net@freebsd.org Subject: Re: Bridging and stp question Message-ID: <a31046fc0905281328hfc5c3e4gf9378ab22e62ad94@mail.gmail.com> In-Reply-To: <4A1EE0F5.1070909@iem.pw.edu.pl> References: <4A1EE0F5.1070909@iem.pw.edu.pl>
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2009/5/28 Jedrzej Kalinowski <kalinoj1@iem.pw.edu.pl>: > Hello, > > I'm using a bridge to connect tap devices used by qemu emulator to an > outside world. > > I run into a bit of problem however, because if I feed qemu virtual > machine with two tap interfaces - I need to turn on stp on them when > adding to a bridge to prevent a loop . > > This is probably due to improper qemu behaviour as I suppose, because I > does not happen when I run two qemu machines with each of them getting > one tap device. > > As we know from 'man ifconfig' the default behaviour for the interface > added to a bridge is to add it with stp protocol disabled and I have to > specify stp explicitly. > > My question is: > > Is there any way to configure the bridge to add stp protocol to any > added (via ifconfig bridgeX addm ifX) member interface - so to change > the default behaviour? Or specifying it explicitly is unavoidable? > Let me clarify some. Did I understand you correctly that `ifconfig bridge0 addm ifX stp ifX` doesn't fit you needs? -- wbr, pluknet
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