Mine is as follows: ----------- # This file describes the network interfaces available on your system # and how to activate them. For more information, see interfaces(5).
# The loopback network interface auto lo iface lo inet loopback # This is a list of hotpluggable network interfaces. # They will be activated automatically by the hotplug subsystem. auto eth0 iface eth0 inet dhcp pre-up /sbin/ifconfig $IFACE mtu 1400 ----------- The forum thread linked to in the first comment has others from users with the same problem. -- network has to be started each time system is booted https://launchpad.net/bugs/50099 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs