Don't upload to the root; keep it organized by date or episode. Use Port 21 for the control connection and Port 20 for data as per standard protocol

filename,filesize,sha256,asset_id,ingest_date video_title_1080p.mp4,1250000000,abcdef1234...,ASSET123,2026-04-09

While CDNs primarily focus on caching and delivering static content quickly, the use of FTP with a CDN typically involves uploading content to the CDN's servers or a customer's origin server, which the CDN then caches and distributes.