IIS 5 & IIS 6
FTPS in Command Prompt
Re: FTPS in Command Prompt
Jul 18, 2019 06:58 AM|Jalpa Panchal|LINK
As Lex li said only ftp command is supported. if you want to use ftps you need to use external source project.
You can refer below documentation:
Commands Supported by FtpWebRequest and IIS FTP