220 ProFTPD 1.3.5a Server (xlab-official.sakura.ne.jp) [::ffff:153.127.121.153] 530 Login incorrect. 214-The following commands are recognized (* =>'s unimplemented): CWD XCWD CDUP XCUP SMNT* QUIT PORT PASV EPRT EPSV ALLO* RNFR RNTO DELE MDTM RMD ...