EXFO FTB-8100 Series Transport Blazer for FTB-200 - Manual (Page 152)

OTN Tabs
140 FTB-8100 Series Transport Blazer
OTU TTI RX
OTU TTI RX
Press Main, Test, OTN, OTU, and TTI RX.
SM TTI Trace
Received Message
³
SAPI indicates the received TTI (Trail Trace Identifier) Source Access
Point Identifier. When the Enable TIM SAPI check box is selected, the
SAPI field background becomes pink when there is a mismatch with
the expected value and the OTU-TIM alarm is declared.
³
DAPI indicates the received TTI Destination Access Point Identifier.
When the Enable TIM DAPI check box is selected, the DAPI field
background becomes pink when there is a mismatch with the
expected value and the OTU-TIM alarm is declared.
³
Operator Specific indicates the received TTI Operator Identifier.