subscription-manager register Enter user/password subscription-manager list --available --all subscription-manager list --available subscription-manager attach --pool=<pool_id> subscription-manager repos --list subscription-manager repos --enable=rhel-7-server-extras-rpms --enable=rhel-7-server-optional-rpms --enable=rhel-7-server-rpms --enable=rhel-7-server-supplementary-rpms subscription-manager attach --pool=<pool_id_for_rhel_ha> yum repolist all subscription-manager repos --disable=* subscription-manager unregister