Open a terminal. Set the level of tty redirection.
Table 3.52. Tty usage
|tty <DEVICE_PATH> (Where <DEVICE_PATH> is a valid terminal on the operating system. Just tries to open the terminal|
|tty <TTY_LEVEL> (Set the level of tty redirection, where <TTY_LEVEL> is a valid level of input/output to use)
Where level is