-------- Original Message --------
Subject: Re: [libvirt] networking problem
From: "Daniel P. Berrange" <berrange redhat com
Date: Thu, November 02, 2017 9:31 am
To: Stefan Hajnoczi <stefanha gmail com
Cc: msliu reynoldstocks com
, libvir-list redhat com
, kvm vger kernel org
On Thu, Nov 02, 2017 at 09:24:22AM +0000, Stefan Hajnoczi wrote:
> On Sun, Oct 29, 2017 at 04:07:09AM -0700, msliu reynoldstocks com
> > I have performed following steps:
> > $ virsh net-destroy default
> > $ virsh net-undefine default
> > Now I couldn't start guest with following warning popup:
> > Error starting domain: Network not found: no network with matching name
> > 'default'
> > Please advise how to re-create 'default' instead of reinstalling all
> > guests.
> This is a libvirt question. I have CCed the libvirt mailing list so you
> can continue discussion there.
> On Red Hat-based distros try reinstalling the
> libvirt-daemon-config-network package. On Debian-based distros try
> reinstalling the libvirt-daemon-system package. This should restore the
> /etc/libvirt/qemu/networks/default.xml file that you are missing.
No need to re-install those RPMs - Libvirt leaves a copy of the stock XML
file at /usr/share/libvirt/networks/default.xml. So just run
virsh define /usr/share/libvirt/networks/default.xml
virsh start default