$ ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:25:90:e3:1b:2c
inet addr:10.66.2.179 Bcast:10.66.2.255 Mask:255.255.255.0
inet6 addr: fe80::225:90ff:fee3:1b2c/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:36621 errors:0 dropped:0 overruns:0 frame:0
TX packets:16283 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:23109296 (23.1 MB) TX bytes:2161909 (2.1 MB)
Interrupt:20 Memory:fbdc0000-fbde0000
eth1 Link encap:Ethernet HWaddr 00:25:90:e3:1b:2d
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
Interrupt:17 Memory:fbee0000-fbf00000
eth2 Link encap:Ethernet HWaddr a0:36:9f:4b:6e:94
inet addr:192.168.50.102 Bcast:192.168.50.255 Mask:255.255.255.0
inet6 addr: fe80::a236:9fff:fe4b:6e94/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:245 errors:0 dropped:0 overruns:0 frame:0
TX packets:127 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:32122 (32.1 KB) TX bytes:22160 (22.1 KB)
eth3 Link encap:Ethernet HWaddr a0:36:9f:4b:6e:96
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
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:65536 Metric:1
RX packets:3334 errors:0 dropped:0 overruns:0 frame:0
TX packets:3334 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:354541 (354.5 KB) TX bytes:354541 (354.5 KB)