[转载]http://blog.csdn.net/ccwwff/article/details/6697258
在ubuntu安装wireshark, 在启动程序启动wireshark.
点captrue->interface, 出现：
There are no interfaces on which a capture can be done.
解决方法：
命令行启动：(一定有root权限才行)
$ sudo wireshark