When running splex_install you get the following message:
./splex_install: ./Linux/ia64/RepDest-100/INSTALL/splex_uname: not found
Trying to run binary that does not apply to the system. For example, trying to run Linux-x86-Oracle10.run.tar on LinuxIA64 system.
Download and run [OS Version]-[Oracle Version].tar that applies to your OS/Oracle version.