Re: [Xen-devel] Xen 3.2 bridging broken

["Todd Deshane" <deshantm@xxxxxxxxx>]

Hi,

On Feb 13, 2008 12:41 AM,  <pak333@xxxxxxxxxxx> wrote:
>
> Hi
>
> I have 3 nics, 1 onboard nic and 2 other add-in cards. I want to use VT-d to
> hide the add-in nics.
>
> When I boot into Xen, i only see eth0 (the onboard nic).
> The other two nics are hidden from dom0. -------- Great so far....
>
> Now I start xend and behold, it creates xenbr1 and xenbr2. I do NOT want
> those to be created. In fact I   removed the (network-script network-bridge)
> from xend-config.sxp also. but the bridges get created.
> How do I delete them?
>
> brctl shows
>
> bridge name   bridge id                              STPenabled
> interfaces
> xenbr0        8000.000000000000                 no
> xenbr1        8000.000000000000                 no
> xenbr2         8000.000000000000                 no
>
> if i do "brctl delbr xenbr1"
> >xenbr1 is still up: can't delete it.
> and ifdown xenbr1
> > <usage> ifdown <device name>
>


ip link set xenbr1 down
brctl delbr xenbr


> So basically i can't get rid of xenbr1 and xenbr2. ( never needed them in
> the first place). and it appears that xenbr1 and xenbr2 are tied to the two
> add-in nics and hence the guest cannot use those nics.
>
> Questions: Is there a simple way to tell Xend NOT to create any bridges? It
> is picking the interfaces from somewhere?
>


check in ifconfig -a. I have seen in some cases that the hiding
doesn't seem to be fully working.


Regards,
Todd




> Thanks in advance for your help
> -Prabha
>
>
>
>
>
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