From: "Alexander E. Patrakov" <patrakov@ums.usu.ru>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] Re: Any interest in an option to use an existing tun/tap device?
Date: Wed, 18 Aug 2004 15:15:44 +0600 [thread overview]
Message-ID: <cfv6n2$6tb$3@sea.gmane.org> (raw)
In-Reply-To: <41214B89.4030908@migasia.com>
Jesus M. Salvo Jr. wrote:
> Rob Browning wrote:
>
>> It would be nice if qemu could be configured to use an existing
>> tun/tap device rather than require root (or sudo) access. Would
>> others be interested in such an addition, perhaps "qemu -tun tun0" or
>> similar.
>>
>> User Mode Linux allows something similar. See the section "TUN/TAP
>> with a preconfigured tap device" at
>> http://user-mode-linux.sourceforge.net/networking.html.
>>
>> Thanks
>>
>
> I thought it already does, via the -tun-fd option ... though I have not
> seen an example of how to use this option / determine the file
> descriptor of an existing tun/tap interface, so I dont know how to use
> it as well. An example would be good.
(not tested, but might work in bash)
qemu -other-options -tun-fd 3 3<>/dev/net/tun
--
Alexander E. Patrakov
next prev parent reply other threads:[~2004-08-18 9:25 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-16 22:24 [Qemu-devel] Any interest in an option to use an existing tun/tap device? Rob Browning
2004-08-17 0:04 ` Jesus M. Salvo Jr.
2004-08-18 9:15 ` Alexander E. Patrakov [this message]
2004-08-17 1:24 ` [Qemu-devel] " Rob Browning
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