You can perform an in-place upgrade of Oracle Internet Directory 12c (12.2.1.4.0) single node environments and highly available environments to 14c (14.1.2.1.0) by using the procedures described in this part.

• Upgrading Oracle Internet Directory Single Node 12c Environments
  You can upgrade Oracle Internet Directory from an earlier Oracle Fusion Middleware 12c (12.2.1.4.0) version to the latest 14c (14.1.2.1.0) release version.
• Upgrading Oracle Directory Integration Platform to 14c (14.1.2.1.0)
  You can upgrade Oracle Directory Integration Platform from Oracle Fusion Middleware Release 12c (12.2.1.4.0) to 14c (14.1.2.1.0) .
• Upgrading Oracle Internet Directory Highly Available Environments
  Describes the process of upgrading an Oracle Internet Directory highly available environment from 12c (12.2.1.4.0) to Oracle Internet Directory 14c (14.1.2.1.0).