EXFO FTB-8100 Series, User Manual

Page: 306 / 518

SDH Tabs
294
FTB-8100 Series Transport Blazer
LOP TX (SDH, TU-3 path)
J1 Trace
³
Enable Trace : Enable Trace, when enabled, generates the J1 Trace
message defined.
Enable Trace
has to be enabled to give access to the
trace format and message. When the J1 Trace is disabled, the J1 1-byte
format is used and can be configured from the
LOP OH TX
on page
289.
³
Format
: Displays the J1 value in
16-bytes
or
64-bytes
format. The
default setting is 16-bytes .
³
Message
: Enter the J1 trace value in 16 or 64 bytes format as selected.
The default message is EXFO SONET/SDH for 16 bytes and EXFO
SONET/SDH Analyzer low order path trace test message
for 64
bytes. However, with VCAT/LCAS the default message will be EXFO
followed by the VCG number (VCAT and LCAS) and the SQ (VCAT
only) number (for example
EXFO-VCG1-SQ0 ) for both 16 and 64 bytes
formats.
Note: 16-bytes selection allows typing up to 15 bytes (a CRC-7 byte will be added
in front for a total of 16 bytes). 64-bytes selection allows typing up to
62-bytes (<C
R
> and <L
F
> bytes will be added at the end for a total of 64
bytes). J1 value should be ASCII suitable characters including the ITU T.50
Characters
on page 50 .