EXFO FastReporter 2 - Manual (Page 78)

Working with Projects (FR2-FC Mode)
68 FastReporter 2
Working in Loopback Mode
Note: If you select the element or section in the cable view, all of the
corresponding elements or sections in the links are set as loop start or end
at once.
Loop
remaining
to be set
Set loop
Number of loops to set
Loop start
Loop end
OTDR