1. Install netnanny:

   • Open the terminal and install netnanny using the apt package manager:

     sudo apt install netnanny

2. Install PSTP:

   • After netnanny is installed, install the PSTP package:

     sudo apt install pstp

3. Use netnanny to Connect to a Public URL:

   • Open the terminal and connect to the public URL you prefer, such as http://127...1:8443:

     netnanny --connect 127...1:8443

4. Configure PSTP:

   • Use netnanny to connect to the public URL and then establish a secure connection with PSTP:

     netnanny --connect 127...1:8443

5. Set Up PSTP VPN Configuration:

   • Once connected, use PSTP to set up a private key for the localhost server:

     pstdnspk -nlocalhost -p88

6. Enable Security in netnanny:

   • To protect your connection, enable the security configuration in netnanny:

     netnanny --set-sec-config true

7. Check Public URL Accessibility:

   Ensure the public URL is accessible and HTTPS is enabled. If blocked, consider using a different public URL or a firewall.

8. Test the Connection:

   After configuring, test the VPN connection to ensure it's secure and functioning as expected.

By following these steps, you'll have a PSTPVPN setup on your Ubuntu system, providing secure internet access.