OES 11.1 on SLES 11 SP2. We use edir, imanager and ifolder on this server. We want to upgrade to OES11.2 using the iso burned to DVD. Do we have to download only the OES 11.2 addon or the OES 11.2 addon with SLES 11 SP3 iso? I cant the correct process. Also, are there any gotchas in this upgrade?