1. INSTALLATION & SETUP OF R/3 SYSTEM Installing Hardware Network connections to Systems Operating System Installation Database Installation Partition as per SAP Recommendation R/3 Installation & Setup

2. Installation Prerequisites Requirements Ensure the requirements in the installation checklist are met Consult hardware partners for sizing Supported OS version OS patches C compiler make utilities Kernel configuration Additional software Software TCP/IP configuration Hostname Network file system (NFS) Network information system (NIS) Network Frontends Certified hardware Number of processors Memory Disk space High availability Hardware

3. Technically Correct Installation: Requirements Database version Database name Directory names Mirrored redo log files Disk layout Oracle database

4. Oracle Directory Structure Server site dbsbinnetwork/admin ORACLE_HOME origlogB mirrlogB sapdata sapbackup sapreorg... sapdata1 origlogA mirrlogA saparch sapcheck saptrace SAPDATA_HOME Client site ORACLE_HOME network/admin Unix environment variables: adm ORA_NLS: $ORACLE_HOME/ocommon/NLS_723/admin/data ORA_NLS32: $ORACLE_HOME/ocommon/NLS_733/admin/data ORA_NLS33: $ORACLE_HOME/ocommon/NLS_805/admin/data ora (ORA_NLS and ORA_NLS32 see above) ORA_NLS33: $ORACLE_HOME/ocommon/nls/admin/data

5. R/3 Directory Structure Global directories Instance directories SYS log work data globalexeprofile rundbgopt transtmpput usr sap exeprofileglobal = Symbolic link

6. Post Installation Steps Configuring Transport Management Systems Importing Required Profiles To use your SAP software legally and in accordance with the contractual stipulations, SAP Systems can only be operated with a license key (license key) granted by SAP.