= Directory Structure = 
The root is called /data

 * puias
  * 1 
    * en
     * os
      * arch (i386|x86_64)
       * dosutils - utilities to create boot floppies in dos, or boot linux from dos
       * headers - up2date header files
       * images - boot images
        * pxeboot - pxe boot files
       * isolinux - boot iso files
       * !RedHat
        * base - install images
        * RPMS - packages
       * repodata
  * 2 - symlink to latest version of 2
  * 2cluster - symlink to latest version of 2cluster
  * 2WS - symlink to latest version of 2WS
   * en
    * os
     * arch (i386|x86_64)
      * headers - up2date header files
      * images boot images
       * pxeboot - pxe boot files
        * xen - xen boot files
      * isolinux - boot iso files
      * puias
       * base - install images
       * RPMS - packages
      * repodata - YUM repository
  * 5 - symlink to latest version of 5
   * en
    * os
     * Debuginfo
      * arch (i386|x86_64) - debuginfo rpms (symbols, source and header files)
     * arch (i386|x86_64)
      * images - boot images
       * pxeboot - pxe boot files
       * xen - xen boot files
      * isolinux - boot iso files
      * Client - packages
      * !ClientAddons
      * Cluster
      * !ClusterStorage
      * Server
      * !ServerAddons
      * VT
      * Workstation
      * !WorkstationAddons
       * repodata - YUM repository information
  * 6 - symlink to latest version of 6
  * 7 - symlink to latest version of 7
  * buildsys - packages used to build the distro (mock)
   * 1
   * 1WS
    * headers - up2date headers
    * arch (i386|x86_64|noarch) - packages
    * repodata - YUM repo
    * SRPMS - source rpms
   * 2
   * 2cluster
   * 2WS
    * headers - up2date headers
    * arch (i386|x86_64|noarch) - packages
    * repodata - YUM repo
    * SRPMS - source rpms
   * 5
    * os
    * PU_IAS
     * arch (i386|x86_64) - packages
      * repodata - YUM repo
     * SRPMS - source rpms
    * !RHDirServ
     * arch (i386|x86_64) - packages
      * repodata - YUM repo
    * RHEIPA
     * arch (i386|x86_64) - packages
      * repodata - YUM repo
    * RHIDM
     * arch (i386|x86_64) - packages
      * repodata - YUM repo
   * 6
    * os
     * arch (i386|x86_64) - packages
      * repodata - YUM repo
     * SRPMS - source rpms
   * 7
    * os
     * arch (i386|x86_64) - packages
      * repodata - YUM repo
     * SRPMS - source rpms
   * mock - mock config files
  * computational - super computing and cluster packages
   * 1
   * 1WS
    * arch (em64t|i386|noarch|x86_64) - packages
    * headers - up2date headers
    * SRPMS - source rpms
   * 2
   * 2cluster
   * 2WS
    * arch (em64t|i![3456]86|noarch|x86_64) - packages
    * headers - up2date headers
    * repodata - YUM repo
    * SRPMS - source rpms
   * 5
    * arch (i386|x86_64) - packages
    * testing - experimental rpms
     * arch (i386|x86_64) - packages
      * repodata - YUM repo
     * SRPMS - source rpms
    * SRPMS - source rpms
   * 6
    * arch (i386|x86_64) - packages
     * repodata
    * SRPMS - source rpms
   * 7
    * arch (i386|x86_64) - packages
     * repodata
    * SRPMS - source rpms
   * 8
    * arch (x86_64) - packages
     * repodata
    * SRPMS - source rpms
   * 9
    * arch (x86_64) - packages
     * repodata
    * SRPMS - source rpms
  * local - deprecated, original location of versions 1 and 2
  * RHDirServ - Red Hat® Directory Server
   * 5 - symlink to latest 5 version
    * arch (i386|x86_64) - packages
     * repodata - YUM repo
    * SRPMS - source rpms
     * repodata - YUM repo
  * RHEIPA - Red Hat® Enterprise IPA (Identity, Policy, Audit)
   * 5 - symlink to latest 5 version
    * arch (i386|x86_64) - packages
     * repodata - YUM repo
    * SRPMS - source rpms
     * repodata - YUM repo
  * testing - rawhide
   * 2
   * 2cluster
   * 5
   * 6
   * 7
  * unsupported - tested but possibly not maintained packages
   * 1
   * 1WS
    * arch (athlon|i386|i686|ia32e|noarch|x86_64) - packages
    * headers - up2date headers
    * repodata - YUM repo
    * SRPMS - source rpms
   * 2 - symlink to latest 2
   * 2WS
    * arch (i![356]86|x86_64) - packages
    * headers - up2date headers
    * repodata - YUM repo
    * SRPMS - source rpms
   * 5 - symlink to latest 5
    * arch (i386|x86_64) - packages
    * SRPMS - source rpms
   * 6
   * 7
  * unsupported-vt - deprecated - use kvm built into 5.5 and 6
   * 5 - symlink to latest 5
    * arch (x86_64) - packages
     * repodata - YUM repo
    * SRPMS - source rpms
     * repodata - YUM repo
  * updates - packages updated since release
   * 1
   * 1WS
    * en
     * os
      * arch (athlon|i![36]86|ia32e|x86_64) - packages
      * conflict - rpms which conflict with other packages
      * obsoleted - rpms which are no longer needed
      * repodata - YUM repo
      * SRPMS - source rpms
   * 2 - symlink to latest 2
   * 2WS
    * en
     * os
      * arch (i![36]86|noarch|x86_64) - packages
      * obsoleted
      * repodata - YUM repo
      * SRPMS - source rpms
   * 5 - symlink to latest 5
    * en
     * os
      * arch (i386|x86_64)
       * Client
       * Cluster
       * ClusterStorage
       * Server
       * VT
       * Workstation - packages
        * repodata - YUM repo
      * SRPMS - source packages
   * 6 - symlink to latest 6
    * en
     * os
      * debug
      * arch (i386|x86_64)
     * addons
      * debug
      * arch (i386|x86_64)
   * 7 - symlink to latest 7
    * en
     * os
      * debug
      * arch (i386|x86_64)
     * Addons
      * debug
      * arch (i386|x86_64)
  * WAS - Red Hat® WAS (Application Stack)
   * 5 - symlink to latest 5
    * arch (i386|x86_64) - packages
     * repodata - YUM repo
    * SRPMS - source rpms
     * repodata - YUM repo
   * unsupported - additional packages for WAS
    * arch (i386|x86_64) - packages
     * repodata - YUM repo
    * SRPMS - source rpms
     * repodata
 * !RedHat - mirror of Red Hat source rpms
  * beta
  * enterprise
  * rhel
  * updates
   * 1
    * en
   * 2 - symlink to latest version
   * 2.9
   * 2WS - symlink to latest version
   * 5 - symlink to latest version
   * 5.11
   * 6- symlink to latest version
   * 6.0
   * 6.1
   * 6.2
   * 6.3
   * 6.4
   * 6.5
   * 6.6
   * 6.7
   * 6.8
   * 6.9
   * 6.10
    * en
     * os
      * SRPMS
      * debug
      * arch (i386|x86_64)
     * Addons - symlink to addons
     * addons
      * debug
      * arch (i386|x86_64)
   * 6Server - symlink to 6
   * 7- symlink to latest version
   * 7.0
   * 7.1
   * 7.2
   * 7.3
   * 7.4
   * 7.5
   * 7.6
   * 7.7
   * 7.8
   * 7.9
    * en
     * os
      * SRPMS
      * debug
      * arch (i386|x86_64)
     * Addons
      * SRPMS 
      * debug
      * arch (i386|x86_64)
   * 8- symlink to latest version
   * 8.0
   * 8.1
   * 8.2
   * 8.3
   * 8.4
   * 8.5
   * 8.6
   * 8.7
   * 8.8
    * AppStream
     * SRPMS
     * debug
     * x86_64
    * BaseOS
     * SRPMS
     * debug
     * x86_64
    * notes.txt  
   * 9- symlink to latest version
   * 9.0
   * 9.1
   * 9.2
    * AppStream
     * SRPMS
     * debug
     * x86_64
    * BaseOS
     * SRPMS
     * debug
     * x86_64
    * notes.txt  
 * epel