[CentOS] eth0 killed when adding virtual interface and multiple NICs are present

Ross Walker rswwalker at gmail.com
Thu Apr 30 14:37:21 UTC 2009

On Apr 30, 2009, at 7:31 AM, Kai Schaetzl <maillists at conactive.com>  

> JohnS wrote on Thu, 30 Apr 2009 02:17:13 -0400:
>> Kai, I read the Xen list and the way your doing it (the last option)
>> looks like something I may try for testing in VMs.
> It works fine, I'm converting all my setups to that now.
>> Indeed also I when I installed Xen I had to manually take out peth0  
>> when
>> I uninstalled it.
> How did you manually take it down? The problem seems to be that  
> peth0 is
> the physical interface now. But I'm not able to take it down as a  
> bridge
> nor as a physical interface. And not without breaking the network
> connection, anyway.

The problem with Xen's network scripts are they assume a bare bones  
default network setup. If you have anything more then that then I  
recommend disabling the automated network setup in xend.sxp and  
manually setting up your bridges which sounds like the conclusion you  
came to after much discussion.


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