Even with Starlink, the ship's internal router uses Traffic Shaping (prioritizing guest TikTok over admin FTP). However, because FTP uses older, less complex packet headers, deep packet inspection (DPI) often misclassifies it as "uncategorized" and gives it lower priority— wait, that’s bad.
In Pure-FTPd:
@echo off set SERVER=ftp.carnavista.carnival.com set USER=chief_engineer set PASS=SecurePass123 set LOCAL_FILE=C:\Logs\Engine_Report.csv set REMOTE_FILE=/uploads/Engine_Report.csv :retry echo open %SERVER% > ftp_script.txt echo %USER% >> ftp_script.txt echo %PASS% >> ftp_script.txt echo passive >> ftp_script.txt echo binary >> ftp_script.txt echo lcd C:\Logs >> ftp_script.txt echo put %LOCAL_FILE% %REMOTE_FILE% >> ftp_script.txt echo quit >> ftp_script.txt carnival internet ftp server better
| Protocol | Average Speed | Failures (1-hour) | Resume Capable? | | :--- | :--- | :--- | :--- | | | 1.2 Mbps | 4 drops | No (restarted) | | SFTP (SSH) | 0.8 Mbps | 2 drops | Yes, but laggy | | FTP (Pure-FTPd) | 2.4 Mbps | 0 drops | Yes (instant) | Even with Starlink, the ship's internal router uses