[Linux] FTP command

ftp> open target_IP ( or hostname) : ftp 서버 커넥션 요청
ftp> user : : 사용자 확인 절차 ( uid or anonymous)
passwd :
ftp> dir ( or ls) : Directory 정보 ( Dos : dir Unix,Linux= ls )
ftp> cd /target_dir : Change Directory
ftp> binary ( or ascii) : binary type or character type
ftp> get target_file : Read (=download)
ftp> put target_file : Write(=upload)
ftp> mput target_file_A target_file_B : Multiple file write
ftp> quit : quit ftp