EXFO FTB-800 Series for FTB-1 - Manual (Page 383)

Test Results
NetBlazer 373
Traces - OTN
Traces - OTN
From the Test menu, tap Results, Traces, and the OTN sub-tab.
OTUx, ODUx, and TCM Buttons
Tap on either OTUx, or ODUx button. For ODUx when TCM is enabled (see
Modify TCM on page 213), tap on a TCMx button to select a TCM level.
SM/PM TTI Traces
Note: The TTI Traces are configurable for SM (OTUx), PM (ODUx), and TCM
(ODUx when TCM is enabled; refer to Modify TCM on page 213).
Received Message

SAPI indicates the received TTI (Trail Trace Identifier) Source Access
Point Identifier.

DAPI indicates the received TTI Destination Access Point Identifier.

Operator Specific indicates the received TTI Operator Identifier.
Expected Message
Note: The following settings are coupled with the Expected Message from Traces -
OTN on page 373.

SAPI allows editing the expected Source Access point Identifier (TTI
bytes 1 to 15). Available when the SAPI OTU/ODU-TIM check box is
selected. The default setting is EXFO OTU SAPI for OTUx, and EXFO
ODU SAPI for ODUx. The TTI byte 0 is set to NULL (all 0’s).

DAPI allows editing the expected Destination Access point Identifier
(TTI bytes 17 to 31). Available when the DAPI OTU/ODU-TIM check box
is selected. The default setting is EXFO OTU DAPI for OTUx, and EXFO
ODU DAPI for ODUx. The TTI byte 16 is set to NULL (all 0’s).