Remote Access only over port 32400

Additional Information

Plex Forum Tips Tricks & How TosThe Basics of Remote Access Troubleshooting

Plex DocumentationRemote Access and Server Sharing
Remote Access
Troubleshooting Remote Access

CanYouSeeMe.org: To check that remote access port is open
From a system on the same network as your Plex server, go to the website.
The Public Address should match what is shown on the Plex Remote Access settings page.
Enter your remote access port number and choose Check Port. It will report back whether or not it can reach your server.