yum配置vi/etc/yum/pluginconf.d/license-manager.conf改为0保存，即可使用yum关闭防火墙和selinuxsudosystemctlstopfirewalldsudosystemctldisablefirewalldsudosed-i"s/SELINUX=enforcing/SELINUX=disabled/g"/etc/selinux/configsudosetenforce0重启