ifconfig
eth0      Link encap:Ethernet  HWaddr 00:18:F3:02:87:63  
          inet addr:128.100.199.228  Bcast:128.100.199.255  Mask:255.255.255.0
          inet6 addr: fe80::218:f3ff:fe02:8763/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:3377 errors:0 dropped:0 overruns:0 frame:0
          TX packets:586 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:329436 (321.7 KiB)  TX bytes:60630 (59.2 KiB)
          Interrupt:17 Base address:0xa800 

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:1041 errors:0 dropped:0 overruns:0 frame:0
          TX packets:1041 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:2398060 (2.2 MiB)  TX bytes:2398060 (2.2 MiB)