RHS333 企​业​安​全​性​：增​强​网​络​服​务​的​安​全​性​

RH401 红​帽​企​业​部​署​和​系​统​管​理​

RH423 红​帽​企​业​目​录​服​务​和​验​证​

RH442 红​帽​企​业​系​统​监​控​和​性​能​调​整​

"The class gave me a chance to use some of the latest Linux tools, and was a reminder of the benefits of using Linux for high-availability systems."——Paul W. Frields, FBI — Operational Technology Division Quantico, VA, USA