Tektronix PRISM User Manual page 167

Application information
The following options adjust the PIT Histogram application:
The maximize icon ( ) expands the PIT Histogram application tile to the full
screen. The minimize icon ( ) collapse the tile back to its original size.
The expand icon ( ) expands or collapses the tile vertically. If the tile
expands it will cover the tile above or below, depending on whether you are
expanding the top or bottom quarter tile. Use the collapse icon ( ) to bring
the tile back to its original size.
Elements of the PIT
Source/Dest: Lists the source and destination addresses of the IP stream.
Histogram application
Protocol: Lists the protocol being used by the monitored stream.
PRISM Media Analysis Platform User Manual 145