eth0      Link encap:Ethernet  HWaddr 52:54:00:10:15:04  
          inet addr:10.10.21.4  Bcast:10.10.255.255  Mask:255.255.0.0
          inet6 addr: fe80::5054:ff:fe10:1504/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:12269421 errors:0 dropped:0 overruns:0 frame:0
          TX packets:6235441 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:1373434828 (1.2 GiB)  TX bytes:26199230042 (24.3 GiB)

eth1      Link encap:Ethernet  HWaddr 52:54:00:11:15:04  
          inet addr:192.168.21.14  Bcast:192.168.21.255  Mask:255.255.255.0
          inet6 addr: fe80::5054:ff:fe11:1504/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:7042808 errors:0 dropped:0 overruns:0 frame:0
          TX packets:7484833 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:2615148936 (2.4 GiB)  TX bytes:2268233564 (2.1 GiB)

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:459253 errors:0 dropped:0 overruns:0 frame:0
          TX packets:459253 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:78869594 (75.2 MiB)  TX bytes:78869594 (75.2 MiB)

