1. Visit IPVanish's Node Configuration Page:

   Navigate to the IPVanish website and locate the Node configuration section.

2. Input Node Details:

   • Host Name: Enter the domain name, e.g., 'example.com'.
   • Port Number: Set the default port to 22.
   • Name Servers: List each unique name server, e.g., example.com.example.com.example.com and www.example.com.example.com.

3. Choose Name Server:

   Select the appropriate name server based on your domain, ensuring uniqueness.

4. Configure Port if Necessary:

   Set the port number if needed, e.g., 8443 for HTTP.

5. Set DNS and DHCP Settings:

   Configure DNS and DHCP settings to enable proper IP address resolution and DHCP support.

6. Ensure Security:

   Sign certificates for secure SSL/TLS connections for each name server.

7. Select OS Location:

   Choose your OS (Windows or Linux) and ensure the corresponding name server is running.

8. Test Configuration:

   After filling in the details, test the node to verify it operates correctly.

9. Troubleshoot if Needed:

   Review error messages or logs for issues and adjust configuration as necessary.

By following these steps, you can configure an IPVanish VPN node to suit your needs, ensuring secure and efficient VPN functionality.