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Date:      Fri, 11 May 2007 20:58:42 +0200 (CEST)
From:      "P.U.Kruppa" <ulrich@pukruppa.net>
To:        Toni Schmidbauer <toni@stderror.at>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Qemu Network with two virtual boxes
Message-ID:  <20070511205404.J90660@small>
In-Reply-To: <86tzukwdb2.wl%pinhead@murus.stderror.at>
References:  <20070505074459.E16532@small> <86tzukwdb2.wl%pinhead@murus.stderror.at>

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On Thu, 10 May 2007, Toni Schmidbauer wrote:

> At Sat, 5 May 2007 08:21:47 +0200 (CEST),
> P.U.Kruppa wrote:
>> ___________     _________________|_________________
>> "Real" LAN |---|          192.168.10.1             |
>> -----------    |           FreeBSD 6.2             |
>>                |        |                 |        |
>> 	       |  ______|______    _______|______  |
>>                | | 192.168.10.5|  | 192.168.10.6 | |
>>                | |   Win2k on  |  |  FreeBSD on  | |
>>                | |     Qemu    |  |     Qemu     | |
>>                |  -------------    --------------  |
>>                 -----------------------------------
>>
>> My real LAN uses 192.168.10.1 as gateway to the Internet.
>>
>> For now I can only connect one of the two virtual boxes to my real
>> network, but not both. This is how I do it:
>>
>> # kldload aio kqemu if_tap bridge
>> # sysctl net.link.ether.bridge_cfg=rl0,tap0
>> # sysctl net.link.ether.bridge.enable=1
>> # qemu-system-x86_64 -hda Win2k.img -m 512 -localtime \
>>   -net tap -net nic
>>
>> When now I try to connect the second virtual box, it will "steal" the
>> first box's network connection.
>
> i think you need two seperate tap interfaces:
>
> qemu -hda Win2k.img ... -net tap,ifname=tap0
>
> and
>
> qemu -hda freebsd.img ... -net tap,ifname=tap1
>
> but i'm not sure about the bridge configuration. my guess is you need
> two seperate clusters (see bridge(4))
>
> sysctl net.link.ether.bridge_cfg=rl0:1,tap0:1,rl0:2,tap1:2
No success yet :(
Only one of the two machines will be connected correctly.

Thanks anyway,

Uli.

>
> toni
> -- 
> If you understand what you're doing, you're | toni at stderror dot at
> not learning anything.                      | Toni Schmidbauer
> -- Anonymous                                |
>



Peter Ulrich Kruppa
Wuppertal
Germany




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