disclaimer

c＋＋编写的ns环境下关于wfq算法的仿真源代码

The module is provided as is, I don't make any warranty, express or implied, 
including the warranties of merchantability and fitness for a particular 
purpose, or assumes any legal liability or responsibility for the accuracy, 
completeness, or usefulness of the module itself

That said... It has been widely tested and has proven to be stable and
"correct"