This is the Su-27 Fortress Mozdok Campaign that comes with the game by default, that has many fixes applied to make missions work as originally intended.
This is the Mig-29s Over the Hump Campaign that comes with the game by default, that has many fixes applied to make missions work as originally intended.
This is the default Single Missions for the Ka-50 Blackshark that comes with the game by default, that has fixes applied to make missions work as originally intended.