EXFO FTB-800 Series for FTB-1 - Manual (Page 385)

Test Results
NetBlazer 375
Traces - SONET/SDH
Traces - SONET/SDH
From the Test menu, tap Results, Traces, and the SONET/SDH sub-tab.
Note: Selecting a Trace byte to be generated will automatically update the
corresponding OH byte. Refer to OH - SONET/SDH on page 422 for more
information.
Traces

Section/RS (J0), STS/AU/TU-3 Path (J1), and VT/TU Path (J2)
Displays the received J0/J1/J2 value in 16 or 64-bytes format. The
represents the CRC-7 for a 16-bytes format. The last two bytes
of a 64-bytes format,
R
> and
F
>, represent respectively a
carriage return and a line feed.

TIM-S/RS-TIM, TIM-P/HP-TIM, TIM-V/LP-TIM: Enables the
corresponding Trace Identifier Mismatch for the expected message
defined. These settings are coupled with the Traces configuration from
Traces (SONET/SDH) on page 239.
Copy RX allows to use the received TIM message as the expected one.
TCM Access Point Identifier
Note: Available when TCM is enabled (refer to page 214).

STS/AU Path (N1), and VT/TU Path (Z6 or N1 (TU-3))
Displays the received N1/Z6 value.

TC-TIM-P/HPTC-TIM/TC-TIM-V/LPTC-TIM: Enables the corresponding
TCM Access Point Identifier for the expected message defined. These
settings are coupled with the Traces configuration from Traces
(SONET/SDH) on page 239.
Copy RX allows to use the received TIM message as the expected one.