1.FTP> HELP
        Information available:
        APPEND     CONNECT    CREATE     DELETE     DIRECTORY  DISABLE
        DISCONNECT ENABLE     EXIT       GET        HELP       LOGIN      PUT
        QUOTE      RENAME     SET        SHOW       SPAWN      VIEW
      Topic?
      The local system displays all DCL FTP commands.
    2.FTP> HELP/REMOTE
      214-The following commands are recognized (* =>'s unimplemented)
      USER   PORT    STOR    MSAM*   RNTO    NLST    MKD     CDUP    LPSV
      PASS   PASV    APPE    MRSQ*   ABOR    SITE    XMKD    XCUP    EPRT
      ACCT*  TYPE    MLFL*   MRCP*   DELE    SYST    RMD     STOU    EPSV
      SMNT*  STRU    MAIL    ALLO    CWD     STAT    XRMD    SIZE
      REIN*  MODE    MSND*   REST*   XCWD    HELP    PWD     MDTM
      QUIT   RETR    MSOM*   RNFR    LIST    NOOP    XPWD    LPRT
      214 End of help
      FTP>
      The remote host, a UNIX system, displays the FTP commands you
      can use in your FTP session with this system.
    3.FTP> HELP/REMOTE USER
      214 Syntax: USER <sp> username
      FTP>
      The remote host displays information about the FTP command
      USER.
    4.FTP> ?
      Commands may be abbreviated.  Commands are:
      append          disconnect      mkdir           remotehelp      view
      ascii           form            mls             rename          view/p
      bell            get             mode            reset           view/pa
      binary          glob            mput            rmdir           view/pag
      bye             hash            open            rstatus         view/page
      case            image           prompt          send            vms
      cd              lcd             sendport        status          ?
      cdup            ls              put             struct          !
      close           lpwd            pwd             sunique
      delete          mdelete         quit            type
      debug           mdir            quote           user
      dir             mget            recv            verbose
      FTP>
      Displays FTP HELP about UNIX commands.