EXFO MAX-890 - OH - OTN

Test Functions
338 MAX-800 Series
OH - OTN
OH - OTN
From the Test menu, tap Functions, and the OH tab.
TX and RX buttons
Allows respectively modifying (TX button) the overhead information to be
transmitted or viewing (RX button) the overhead information received.
Default OTN OH
Returns all TX overhead bytes to their factory default values.
TX/RX
Overhead bytes are organized using rows and columns structure as per
G.709 standard.
Row 1
 OA1 and OA2, columns 1-6, OTU FAS: All the Frame Alignment Signal
OA1 bytes and OA2 bytes are individually configurable from 00 to FF.
The default values are F6 for all OA1 bytes and 28 for all OA2 bytes.
 MFAS, column 7, OTU MFAS: The Multi-Frame Alignment Signal byte is
not configurable.