注册和激活

subscription-manager register --username uesrname --password password --auto-attach

检查状态

subscription-manager list --available --all

之后就可以执行 yum install 等命令了

unregister

subscription-manager unregister

redhat

https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/
https://access.redhat.com/documentation/zh-cn/red_hat_enterprise_linux/7/
https://developers.redhat.com/products/rhel/download/
https://developers.redhat.com/rhel8/getrhel8/

https://access.redhat.com/documentation/zh-cn/red_hat_enterprise_linux/8/html-single/8.0_release_notes/index#networking