INTRODUCTION This post describes the installation of the WebLogic Server Version 12.2.1.3 on Linux Version 6 and 7. The following tasks are performed and described: Preparing the Operating System for the installation of the WebLogic Server 12.2.1.3 Installation JDK 1.8 and the WebLogic Server 12.2.1.3 Pre-Installation Tasks Step 1# Download the Weblogic Server 12c software from Oracle Technology Network. Java Development Kit Oracle WebLogic Server 12cR2 (12.2.1.3) Step 2# The following actions should be performed by the "root" user. Create a new group and user (you can create your own custom user & group) #groupadd -g 501 oinstall #useradd -u 501 -g oinstall oracle #passwd oracle Step 3# Create the directories in which the Oracle software will be installed. #mkdir -p /u01/app/oracle/Middleware/Oracle_Home #chown -R oracle:oinstall /u01 #chmod -R 775 /u01 Oracle WebLogic Server Directory Structure Step 4# Append the following entri...