ifconfig中顯示的介面流量? - Linux

請問,在下ifconfig後,RX packets:0這封包統計量是怎判別?
其source code可以在何處尋得?


eth1 Link encap:Ethernet HWaddr 00:88:77:15:66:97
inet addr:192.168.2.1 Bcast:192.168.2.255 Mask:255.255.255.0
UP BROADCAST RUNNING 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:100
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Interrupt:9

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