The it command inputs data from the tape label of the currently attached magnetic media directly into the primary input buffer. The input buffer is cleared before the label is copied into it. If there is no label, the input buffer is cleared anyway. Note that the tape device must be attached.
100 : 101 ss 102 it 103 d0
Reads the label and displays the following:
L 01F4 17:08:28 16 Jan 1903 FILE-SAVE .......... ^01