转自 http://j4s0nh4ck.iteye.com/blog/2242640
Linux中 Wireshark出现无法抓包，显示权限不足的状况
按照指示，执行
sudo dpkg-reconfigure wireshark-common并且选择yes
仍然显示
执行下列命令
> sudo apt-get install libcap2-bin wireshark
> sudo chgrp yourUsername /usr/bin/dumpcap
> sudo chmod 750 /usr/bin/dumpcap
> sudo setcap cap_net_raw,cap_net_admin+eip /usr/bin/dumpcap可以进行抓包