[Fedora-xen] dummy network interface laptop configuration problem

Deependra Shekhawat jeevanullas at gmail.com
Sun Mar 25 01:54:21 UTC 2007


Hi,

Thanks for the script. It's working. But now I got a new problem. Whenever I
try to create a new virtual machine using either virt-install or
virt-manager I get this error:
Failed to get devices for domain rhel5pv1
libvirt.libvirtError: virDomainCreateLinux() failed

I guess I am doing something wrong in /etc/xen/xend-config.sxp. This is what
I did in it:

(network-script 'network-bridge netdev=dummy0')

The line regarding xenbr0 is commented:

# The bridge is named xenbr0, by default.  To rename the bridge, use
#
# (network-script 'network-bridge bridge=xenbr0')

I guess this should bridge xenbr0 via dummy0.
Tell me if I am doing something wrong. One more thing I like to say is that
the doc I pointed out earlier is not perfect. I wrote the script by my hand
and then too it failed with the last 2 errors. Also the lines related on how
to make xenbr0 bridge to dummy0 are not exact if you read them carefully.

Regards
Deependra

On 3/24/07, Andrew Cathrow <acathrow at redhat.com> wrote:
>
>  I suspect there's a formatting problem - when I tried to copy that script
> from the html page it came out a little strange.
> Instead of ;; I got  . . on one line and , , on the next.
>
> Without seeing your script it's hard to guess - but I'd take a careful
> look at the various quote marks and make sure that they are matched.
> Here's the script I'm using - it works in a similar vein
>
> You'll need to copy it into /etc/init.d and make sure that it's owned and
> readable and executable by root
>
> chkconfig virt-network --add
> chkconfig virt-network on
> service virt-network start
>
>
>
>
>
>
>
> On Sat, 2007-03-24 at 14:15 +0530, Deependra Shekhawat wrote:
>
> Hello guys,
>
> I am using Redhat Enterprise Linux 5 with Xen. Now I have a laptop on
> which RHEL5 is installed. I read the docs related to Xen on redhat's website
> where in the troubleshooting section they say to create a dummy0 network
> interface and bridge xenbr0 to dummy0 and finally NAT'ing  dummy0 so that it
> can access the public net.
> Well I tried that article and I created a dummy0 interface as told in
> there and also bridged dummy0 to xenbr0 in /etc/xen/xend-config.sxp but I
> am getting problem in configuring NAT'ing (so that I can access the public
> network from within the virtual machine).
> I am using the script given here:
>
> https://www.redhat.com/docs/manuals/enterprise/RHEL-5-manual/Virtualization-en-US/ch-virt-laptop-configurations.html
>
> When I run the script I get these two errors:
> ./S99XenLaptopNAT: line 21: unexpected EOF while looking for matching `"'
> ./S99XenLaptopNAT: line 24: syntax error: unexpected end of file
>
>
> Regards
> Deependra
> --
> Enjoy Life !
>
> --Fedora-xen mailing listFedora-xen at redhat.comhttps://www.redhat.com/mailman/listinfo/fedora-xen
>
>     --
>
> Andrew Cathrow
> Red Hat, Inc.
>
> (678) 733 0452 - Mobile
> (404) 437 6178 - Home Office
>
> acathrow at redhat.com
>
>
>


-- 
Enjoy Life !
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