参考文献:

官方网址

http://wiki.freeradius.org/Home

github 仓库地址

https://github.com/FreeRADIUS/freeradius-server

freeradius FTP下载地址

ftp://ftp.freeradius.org/pub/freeradius/

freeradius 配置mysql

http://laibulai.iteye.com/blog/941662

radius在centos上安装

http://wiki.freeradius.org/building/RHEL and Centos

升级gcc

http://blog.csdn.net/origin_lee/article/details/43231397

升级gcc可能出现的问题，缺少g++

https://stackoverflow.com/questions/25055259/how-to-resolve-no-usable-dependency-style-found-error-while-making-gcc-4-9-1