eth1      Link encap:Ethernet  HWaddr 00:26:55:80:C9:EC  
          inet addr:10.10.21.7  Bcast:10.10.21.255  Mask:255.255.255.0
          inet6 addr: fe80::226:55ff:fe80:c9ec/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:254701945 errors:0 dropped:0 overruns:0 frame:0
          TX packets:47394170 errors:4 dropped:0 overruns:0 carrier:4
          collisions:0 txqueuelen:1000 
          RX bytes:358671201431 (334.0 GiB)  TX bytes:5883838458 (5.4 GiB)
          Interrupt:122 Memory:fa000000-fa7fffff 

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:139595 errors:0 dropped:0 overruns:0 frame:0
          TX packets:139595 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:160589594 (153.1 MiB)  TX bytes:160589594 (153.1 MiB)

