eth0      Link encap:Ethernet  HWaddr 0C:DA:41:1D:72:7F  
          inet addr:192.1.21.3  Bcast:192.1.255.255  Mask:255.255.0.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:128568 errors:0 dropped:0 overruns:0 frame:0
          TX packets:142407 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:21672289 (20.6 MiB)  TX bytes:159399173 (152.0 MiB)

lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:90 errors:0 dropped:0 overruns:0 frame:0
          TX packets:90 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:8613 (8.4 KiB)  TX bytes:8613 (8.4 KiB)

