This seems to be the problem: http://bugs.debian.org/cgi- bin/bugreport.cgi?bug=525588
I changed the nics model from virtio to rtl8139, and now it works like it used to. ** Bug watch added: Debian Bug tracker #525588 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=525588 -- qemu-kvm 0.11.0-0ubuntu5, virtualized proxy, useless https://bugs.launchpad.net/bugs/452712 You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in ubuntu. -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs