ifconfig出现的etho,lo是什么意思??
eth0 Link encap:Ethernet HWaddr 00:0C:29:D3:82:91
inet addr:10.200.50.190 Bcast:10.255.255.255 Mask:255.0.0.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:206836 errors:7 dropped:11 overruns:0 frame:0
TX packets:349 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:100
RX bytes:21128704 (20.1 Mb) TX bytes:58516 (57.1 Kb)
Interrupt:10 Base address:0x10e0
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:4 errors:0 dropped:0 overruns:0 frame:0
TX packets:4 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:398 (398.0 b) TX bytes:398 (398.0 b)
请详细解释一下