wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm rpm -ivh rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm yum install aria2
https://github.com/ziahamza/webui-aria2
http://blog.binux.me/2012/12/aria2-examples/
http://aria2.sourceforge.net/manual/en/html/aria2c.html
aria2c --conf-path=/etc/aria2/aria2.conf
原文：http://www.cnblogs.com/ShepherdIsland/p/4802775.html