> Uninstalling the PPT Software
> This chapter provides the step-by-step procedure of uninstalling PPT application using the GUI-based as well as the console-based uninstallation wizard. Additionally it provides instructions for backing up all the critical files before starting the PPT uninstallation.
> This chapter includes the following topics:

> • | Uninstallation Methods

> • | GUI-based PPT Uninstallation Wizard

> • | Console-based Uninstallation Method

> Uninstallation Methods
> The PPT, and its adjunct components such as the Apache web server and PostgreSQL database engine, can be uninstalled using one of two methods.

> • | GUI-based method: This method is the most often used uninstallation procedure. Requirements for using this method include:

> • | Logon account to the PPT server with display terminal (monitor) attached and some X-Windows client installed on server.

> • | Network connectivity to PPT server via Telnet or SSH, using some X-Windows client on remote workstation.

> • | Console-based method: This method is available to users who do not have an X-Windows client available for remote network connectivity to the PPT server via Telnet or SSH.

> It is important to note that the uninstallation method is independent of the method used for installation. For example, even if the console-based method was used for installation, either the GUI- or console-based method can be used to uninstall the program.
> GUI-based PPT Uninstallation Wizard
> This section provides instructions for uninstalling the PPT application using the GUI-metho

> Step 1 | Log into the server on which the PPT application is installed. Use the root username and password.

> Step 2 | Go to the directory in which PPT is installed (the /users/ppt directory by default) by entering the following command:

> cd /<ppt_install_dir>

> Step 3 | Go to the /Uninstall_PolicyProvisioningTool sub-directory by entering the following command:

> cd Uninstall_<ppt_install_dir>

> Step 4 | Execute the uninstall script by entering the following command:

> ./Uninstall_<ppt_install_dir>
> A dialog box appears welcoming you to the PPT uninstallation wizard as shown below:

> Step 5 | Click Next. A dialog appears identifying the processes to be stopped.

> Step 6 | Click Next and follow the on-screen instructions.

> Step 7 | Click Finish to complete the uninstallation process.

> Important: The uninstallation process must be executed by the root user.
> Important: The uninstallation process also removes all the database entities pertaining the PPT build being uninstalled. This database can no longer be recovered too.
> Console-based Uninstallation Method
> This section provides instructions for uninstalling the PPT application using the console-based method.

> Step 1 | Log into the server on which the PPT application is installed. Use the root username and password.

> Step 2 | Go to the directory in which PPT is installed (the /users/ppt directory by default) by entering the following command:

> cd /<ppt_install_dir>

> Step 3 | Go to the /Uninstall_PolicyProvisioningTool sub-directory by entering the following command:

> cd Uninstall_<ppt_install_dir>

> Step 4 | Execute the uninstall script by entering the following command:

> ./Uninstall_<ppt_install_dir>
> -i console
> A message appears welcoming you to the PPT uninstallation wizard.

> Step 5 | Enter “N” to proceed. A message appears listing the application processes to be uninstalled.

> Step 6 | Enter “N” to proceed with the uninstallation. A number of messages are displayed indicating the progress.

> Step 7 | Press Enter to complete the uninstallation process.

> Important: The uninstallation process must be executed by the root user.
> Important: The uninstallation process also removes all the database entities pertaining the PPT build being uninstalled.

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