常用小指令

find / -name 資料夾名稱 -type d

find . -exec grep -H "text_text" {} \;

find /home -name "*.c" -exec grep -H "include" {} \;

du -a /home | sort -n -r | head -n 10

http://note.drx.tw/2008/04/command.html 

ip -s -s neigh flush all

arp -n

arp -s <host> <hwaddr>

arp -d <host>