I would stop the VM, edit its definition file (that's an XML file) and then start it up. But be careful: After you edit the XML file, you need to execute a command so KVM re-reads that file. I forgot that command, but you can look it up on Google. On Dec 9, 2015 7:52 AM, "Howard Leadmon" <howard at leadmon.net> wrote: > > > Maybe my google-fu is failing me, but I have spent the past couple hours > looking at how to add a vnet? Device to my KVM host running CentOS 6, and > for the life of me I can’t get this going. > > > > From all my research if I want to add a device I should just do ‘brctl > addif br1 vnet14’ if I want to add a vnet14 to bridge br1. When I do > this, I get: > > > > # brctl addif br0 vnet14 > > interface vnet14 does not exist! > > > > > > If I run a ‘brctl show’ I get the following: > > > > # brctl show > > bridge name bridge id STP enabled interfaces > > br0 8000.00237dd22a4c no eth0 > > vnet0 > > vnet10 > > vnet11 > > vnet13 > > vnet2 > > vnet3 > > vnet4 > > vnet6 > > vnet8 > > br1 8000.00237dd22a50 no eth1 > > vnet1 > > vnet12 > > vnet5 > > vnet7 > > vnet9 > > > > > > Needless to say the existing vnet?? Devices are in use on guest VM’s > currently. > > > > When I create a new VM using virt-install, I usually add the following to > my command line: > > > > --network=bridge:br0 --network=bridge:br1 > > > > I messed up building a new VM, and only added the br0 interface to the VM, > but need the br1 interface as well. So my question is, or a pointer to how > I can add that br1 interface to my existing VM, and create the needed > vnet14 interface for it to attach to? > > > > If anyone can explain how to do this, or give me a good pointer on where > the info is on how to do this, it would sure be a huge help.. > > > > Thanks… > > > > > > --- > > Howard Leadmon > > > > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > https://lists.centos.org/mailman/listinfo/centos-virt > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos-virt/attachments/20151209/5db7ed17/attachment-0006.html>