[CentOS] virt-manager with dhcpd running on same machine

[Ron Yorston]

Jerry Geis wrote:
>If I have dhcpd running on my machine,
>and I wish to run virt-manager on the same machine....
>How do I do that - its telling me an error for starting the network
>and the error is that DHCPD is already running - port in use.

It seems there's a problem with dnsmasq, which is used by virt-manager:

   https://bugs.centos.org/view.php?id=7884
   https://bugzilla.redhat.com/show_bug.cgi?id=1154953

The workaround mentioned in the bug reports is to downgrade dnsmasq
to the version from CentOS 6.5.

Ron