[L] 正在连接到 xxxxxx -> DNS=xxxxxx IP=xxxxxx PORT=21
[L] 已连接到 xxxxxx
[L] 220 Microsoft FTP Service
[L] USER xxxxxx|yyyy
[L] 331 Password required for ftp.gjinjin.com|guoquan.
[L] PASS (hidden)
[L] 530 User cannot log in
用户和密码对确认正确
连接PORT和PASV都试过了