EXFO FTB-800 Series for FTB-1 - Manual (Page 137)

Test Setup - Test Configurator, Timer, and System
NetBlazer 127
FTFL/PT
PT
Note: Changing the payload type (PT) does not alter the signal structure; it only
modifies the OH value that is generated.

Payload Type and Code
Generated: Allows to select the payload signal type to be generated
either by selecting the payload type from the list or by entering its code
in hexadecimal (00 to FF.).
Expected: Allows to select the expected payload signal type.