CentOS-6 Cannot Get Kvm Guest To Start – Network Error

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Need to start a virtual machine but missing nic is preventing this:

I have need to recover some data from a guest on host which has been shutddown for some time. The host had one of it nic removed at some point. It is not likely to be replaced either.

When I try to start the guest in question I get this:

error: Failed to start domain inet09.harte-lyne.ca error: Cannot get interface MTU on ‘br1’: No such device

I tried editing (virsh edit guest) to remove the interface:



I saved the changes and tried to start the guest. but I got the same error. Then edited the guest config to say:



How do I configure this guest so it will start without the missing nic?