VMS Help CREATE, /TERMINAL, Qualifiers, /LOGGED_IN  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /LOGGED_IN (default)
       /NOLOGGED_IN

    Determines whether a prompt for a user name and password are
    supplied (/NOLOGGED_IN) or the created terminal window is logged
    in automatically (/LOGGED_IN). This qualifier is used only with
    the /DETACH qualifier.