eth0      Link encap:Ethernet  HWaddr CE:49:D9:3F:26:05  
          inet addr:172.16.21.1  Bcast:172.16.255.255  Mask:255.255.0.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:218180994 errors:0 dropped:2275 overruns:0 frame:0
          TX packets:85712319 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:298353297642 (277.8 GiB)  TX bytes:12126890710 (11.2 GiB)

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:222422 errors:0 dropped:0 overruns:0 frame:0
          TX packets:222422 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:305555587 (291.4 MiB)  TX bytes:305555587 (291.4 MiB)

