EXFO FTB/IQS-85100G Packet Blazer for FTB-500/IQS-600 - Manual (Page 151)

Test Setup - Test Configurator, Timer, and System
Packet Blazer 141
Signal - Signal Configuration (OTN)

Tributary Port, configurable when the Fixed Structure check box
is cleared, allows to select the Tributary Port number that will be
associated to the selected tributary slots. When the Fixed
Structure check box is selected, the Tributary Port is
automatically assigned to either the selected slot number or for
OPU3 to the first slot number in the column.

Nominal Bit Rate (Gbit/s) available with ODUflex and
ODUflex/GFP-F indicates the TX frequency based on the number of
tributary slots selected. Note that for ODUflex with pattern Client,
the Nominal Bit Rate may be affected by the TX Rate when not set
to 100% (see TX Rate on page 61).

Number of Trib Slots indicates the number of tributary slots
selected.
Note: Tributary slots must be selected starting with the higher layer down to the
lower and all required tributary slots must be selected to access the next
level. For example an ODU4/ODU3/ODU2/ODU1 multiplexed test, requires
in order 31 OPU4, a group of 4 OPU3, and a single OPU2. Clear All,
Select All, and Default buttons may be used to facilitate the selection.

Config TCM
Allows to enable each TCM level (1 to 6) individually. All ODUx of a
mapped signal are also available. All TCM check boxes are cleared by
default (disabled). Refer to Traces (OTN) on page 159 for more
information.