關於「FTPS port」標籤，搜尋引擎有相關的訊息討論：

What firewall ports do I need to open when using FTPS? - Server Faultserverfault.com › questions › what-firewall-ports-do-i-nee...What Is FTPS? | Thru, Inc.www.thruinc.com › blog › what-is-ftpsPorts used by the FTPS protocol :: Support Forum - WinSCPwinscp.net › forum › viewtop