Mine

johanna@Aurora:~$ cat /etc/network/interfaces# This file describes the network interfaces available on your system# and how to activate them. For more information, see interfaces(5).# The loopback network interfaceauto loiface lo inet loopbackauto dsl-provideriface dsl-provider inet ppppre-up /sbin/ifconfig eth0 up # line maintained by pppoeconfprovider dsl-providerauto eth0iface eth0 inet manual