We have migrated e-Business Suite Application from 11.5.9 to 11.5.10.2 installed in Orange Moldova. We have completed two test upgrades before and then the final production upgrade has been performed within only 23 hours of downtime on a weekend. That was non-automated process required deep competence in the field. Step-by-step process included many pre-required pre-update tasks such as application of AD.I4, upgrade iAS to 8.1.7.4, upgrade Developer 6i with Patch 18 (6.0.18) and many additional patches, including some interoperability patches. Maintenance Pack Release 11.5.10.2 and Oracle Applications Technology

11i.ATG_PF.H.delta.5 (RUP 5) were big milestones in the project. After-upgrade performance tunning project moved e-Business Suite at Orange Moldova to the new Oracle Applications Tablespace Model (OATM) and changed instance parameters. Sutisfied customer has decided to include UNiORA Grup into "approved supplier list" of the ORANGE Moldova. We will always be ready to serve for our valued customer - Orange Moldova.