EXFO MAX-800 Series, User Manual, Page: 307 / 495

Test Results
MaxTester
299
Traces (OTN)
Traces (OTN)
From the
Test
menu, tap
Results
,
Traces
, and the
OTN
sub-tab.
OTUx, ODUx, and TCM Buttons
Tap on either an OTU or ODU button. For ODUx when TCM is enabled (see
Modify TCM on page 176), tap on a TCMx button to select a TCM level.
SM/PM TTI Traces
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 TTI Traces are configurable for SM (OTUx), PM (ODUx), and TCM
(ODUx when TCM is enabled; refer to
Modify TCM
on page 176). The
following settings are coupled with the Expected Message from Traces
(OTN)
on page 195.

SAPI allows editing the expected Source Access point Identifier (TTI
bytes 0 to 15). Available when the SAPI OTU/ODU-TIM check box is
selected.

DAPI
allows editing the expected Destination Access point Identifier
(TTI bytes 16 to 31). Available when the DAPI OTU/ODU-TIM check box
is selected.

SAPI OTU/ODU-TIM check box, when selected (cleared by default),
allows editing the expected Source Access Point Identifier (SAPI) and
also enables OTU/ODU-TIM alarm monitoring.