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Re: [Qemu-devel] Re: bug reports and suggestions


From: wangji
Subject: Re: [Qemu-devel] Re: bug reports and suggestions
Date: Sun, 7 May 2006 07:40:18 +0200
User-agent: KMail/1.7.2

On Sunday 07 May 2006 01:03, Anthony Liguori wrote:
> On Sat, 06 May 2006 01:12:50 +0200, Oliver Gerlich wrote:
> > Another interesting thing concerning networking: I use a little script to
> > set up a bridge between eth0 and tap0; but I have give the new bridge
> > interface (eg. br0) an IP address and such stuff, because eth0 doesn't
> > work. This is with Linux 2.6, but I read that with Linux 2.4 it was not
> > necessary to configure br0, as eth0 would still be accessible. Does
> > anyone know why this changed? I think it would be much easier if an
> > interface used in a bridge was still usable.
>
> My networking script creates a bridge (initially with no physical device
> attached).  My qemu-ifup always attaches the tap device to a bridge
> specified by an environmental variable.  I can then manage these bridges
> outside of qemu.
>
> So far, I've added support for three "operations" on these bridges.  The
> bridge is initially consider a private virtual lan.  You can then either
> NAT the virtual lan or bridge the lan to a physical interface.  When
> NAT'ing or using a private lan, it also launches a DHCPD instance to
> provide local DHCP services.
>
> So far, this is the best I've been able to come up with in terms of a
> usuable method of managing virtual networking.  I've included a pointer to
> the script (although please note, it probably won't work on any system
> other than my own) for reference.
>
> I really think that to do this properly would require another full project
> (especially since there's so much overlap between Xen/qemu in this area).
>
> http://qemu.codemonkey.ws/vlan-config
>
> Regards,
>
> Anthony Liguori
>
> > Thanks,
> > Oliver
> > -----BEGIN PGP SIGNATURE-----
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> > =a4mn
> > -----END PGP SIGNATURE-----
>
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hi anthony,
I 'm developing exercices for a livecd scratchboxToolkit,could you give some  
examples of how to use your vlan-config,so I can try and apply here !
for info:
I have put many toolchains armeb ,mipsel-openwrt,ppc  and a livecd
ready to use ,switching among those 5 toolchains. (scratchbox base-1.0.2)

http://uit.opf.slu.cz/Members/wangji        infos ,details
 
http://mirror.opf.slu.cz/scratchbox/    for toolchains and iso-image





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