According to debian bug I just added in this one, the problem is actually in dnsmasq being already running before starting libvirt network.
I just purged dnsmasq package on my maverick destop and now libvirt network starts fine. HTH ** Bug watch added: Debian Bug tracker #592177 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=592177 ** Also affects: libvirt (Debian) via http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=592177 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to libvirt in ubuntu. https://bugs.launchpad.net/bugs/668043 Title: libvirt default network doesn't start, iptables errors, bad rules -- Ubuntu-server-bugs mailing list [email protected] Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
