To enable a feature from the terminal you can now use the feature command.
The feature command will list features and allow you to install/remove the required rpms for the feature you enable/disable.
feature [ --enable | --disable ] [Feature name]
Features: ABMR, CBMR, NBMR, TBMR, REPLICATE, PROTECT
| --list - will list all features and if they are enabled/disabled
| --enable - will install rpms required
| --disable - will remove rpms
feature --list feature --enable REPLICATE feature --disable CBMR