Are you using RHEL 6.4 With the copyrighted ! and trademarked ! graphics and logos
as in redistributing red hats Intellectual property without a contract from red hat to do so ?
if so you could be in very big legal trouble
-- contact a lawyer
You might want to use CentOS instead of red hat and just make a custom "spin"
if just for your own single install
contact red hat tech support
you do have the required support contract ? right ?
1.) What packages can I remove
2.) How do I rebuild the repository after the packages have been removed.
with out knowing what you NEED
there is no way to answer that
if you do not need a GUI then leave out xorg and gnome firefox and every program that uses a gui