Register and auto subscribe in one step
# subscription-manger register --username
--password --auth-attach
Register first then attach a subscription in the customer portal
# subscription-manger register
Attach a subscription from any available that match the system
# subscription-manager attach --auth
Register with a specific pool
# subscription-manager attach --pool=
Get pool id
# subscription-manager list --available --all
Check your enabled subscriptions
# subscription-manger list
Status of consumed subscriptions
# subscription-manager list -consumed
Unregister system
# subscription-manager remove --all
# subscription-manager unregister
# subscription-manager clean
list all provided repos
# subscription-manager repos --list
enable/disable repos
# subscription-manager repos --enable or --disalbe
