Because the slirp connection is not performant,you should change the coLinux configuration to use a localnetwork connection, e.g. ndis-bridge or tap. That's all to get a with WUBI installed dual-bootable Ubuntuinstallation running with coLinux. You can use both to runUbuntu, dual-booting or coLinux with the same disk images! For the next Ubuntu LTS version look at: