# Interface de loopback
auto lo
iface lo inet loopback
# Interface de la lan
auto eth0
#allow-hotplug eth0
iface eth0 inet static
address 192.168.0.1
netmask 255.255.255.0
broadcast 192.168.0.255
# Interface radio enlace
auto eth1
#allow-hotplug eth1
iface eth1 inet static
address 200.16.31.50
netmask 255.255.255.248
broadcast 200.16.31.55
#Lo que sigue lo agrego pppoeconf
auto dsl-provider
iface dsl-provider inet ppp
pre-up /sbin/ifconfig eth2 up
provider dsl-provider
auto eth2
iface eth2 inet manual