转自:http://hi.baidu.com/doughtymild/blog/item/75a377ad678864184b36d6b4.html
系统中有两个服务在管理网络，所以需要停掉一个，
1. Remove Network Manager from startup Services.chkconfig NetworkManager off2. Add Default Net Managerchkconfig network onStop NetworkManager firstservice NetworkManager stopand then start Default Managerservice network restart
转载于:https://www.cnblogs.com/demote/archive/2012/06/21/2557619.html
