FTPS implicit TLS/SSL error
问题 I am using FTP over implicit SSL to upload some files. I encountered the following error message [Command] PWD [Response] 257 "/" is current directory. [Command] PWD [Response] 257 "/" is current directory. [Command] TYPE A [Response] 200 Type set to A [Command] PWD [Response] 257 "/" is current directory. [Command] PASV [Response] 227 Entering Passive Mode (10,0,0,19,195,113) [Command] LIST -aL [Response] 521 PROT P required [Command] PWD [Response] 257 "/" is current directory. [Command]