Creating YaST Installation Sources - openSUSEGenerating YaST Installation Sources There are three types of installation sources for YaST: plain cache, yum, and "real" YaST sources. Plain Cache Sources A plain cache source is a directory containing RPM files. For YaST to recognize a directory as a plain cache source, you must create a file (IS_PLAINcache) that contains the RPM header information of the available RPM packages. YaST needs the
Making a DVD from CDs - openSUSE
