EXFO FTB-7000 OTDR for FTB-200 v2 - Manual (Page 192)

Managing Trace Files from the OTDR Test Application
178 FTB-7000 Series
OTDR Trace File Compatibility
OTDR Trace File Compatibility
The table presented hereafter shows the compatibility between the format
of a specific trace and the software that you may use to open that trace.
Symbols used in the table Meaning
X Fully compatible
Conv Conversion or reanalysis necessary
--- Not compatible