etc/network/interfaces.m4

   1 auto lo
   2 iface lo inet loopback
   3
   4 auto eth0=grenode
   5 iface grenode inet static
   6         address   LOCAL_IPV4
   7         gateway   LOCAL_GATEWAY
   8         network   LOCAL_IPV4
   9         broadcast LOCAL_IPV4
  10         netmask   LOCAL_NETMASK
  11         post-up   ip address add LOCAL_GATEWAY dev $IFACE
  12         post-down ip address del LOCAL_GATEWAY dev $IFACE