1.[CentOS]centos7 稳定使用版本,centos镜像的下载 - Angel挤一挤 - 博客园.html(https://www.cnblogs.com/sxdcgaq8080/p/10622204.html) https://wiki.centos.org/Download 点击上面的“DVD and NetInstall x86_64 images are available on mirrors”,来到:http://isoredirect.centos.org/centos/
今天使用centos安装ansible,发现域名默认安装是未注册的.提示: This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. redhat 默认自带的 yum 源需要注册,才能更新.我们想不花钱也可以更新,需要替换掉redhat的yum源. 1.检查是否安装yum包 查看RHEL是否安装了yum,若是安装了,那么又有哪些yu