cat /etc/network/interfaces
ifconfig -a
ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:19:db:ba:c4:eb
inet6 addr: fe80::219:dbff:feba:c4eb/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:24732 errors:0 dropped:49 overruns:0 frame:0
TX packets:1222 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1842261 (1.8 MB) TX bytes:95893 (95.8 KB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:180 errors:0 dropped:0 overruns:0 frame:0
TX packets:180 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:13440 (13.4 KB) TX bytes:13440 (13.4 KB)
ppp0 Link encap:Point-to-Point Protocol
inet addr:192.168.22.234 P-t-P:194.213.106.1 Mask:255.255.255.255
UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1492 Metric:1
RX packets:1121 errors:0 dropped:0 overruns:0 frame:0
TX packets:1121 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:64405 (64.4 KB) TX bytes:63833 (63.8 KB)
# interfaces(5) file used by ifup(

and ifdown(

auto lo
iface lo inet loopback
auto dsl-provider
iface dsl-provider inet ppp
pre-up /sbin/ifconfig eth0 up # line maintained by pppoeconf
provider dsl-provider
auto eth0
iface eth0 inet manual