defined in ITU-T Rec. G.709.
TTI EncodingTTI Encoding
Use the drop-down menu to select TTI encoding method.
ITU-TITU-T: Corresponding to ITU-T Rec. G.709.
ANSIANSI: All TTI 64 bytes can be edited as the operator specification.
OHOH
Touch an OHOH button to launch the corresponding OverheadOverhead dialog box.
Depending on whether you have selected multiplexing or not in the frame
mapping, there will be one or more overheads to configure.
The dialog box is described in detail in the
Overhead Dialog
section below.
Dummy CHDummy CH
Only displayed when the frame mapping is set to multiplexing. Select the
payload of the dummy channel from the drop-down menu.
CopyCopy: Transmit the copy of the main Tributary Port (TP) data to the dummy
Tributary Port (TP).
UnusedUnused: Dummy ODUj data which are generated separately from the Main
ODUj data are embedded into the remained TPs.
TPTP
Only displayed when the frame mapping is set to multiplexing. Touch the TPTP
button and use the launched dialog box to set the number of TP or TS. The
selected TP number is showed on the button.
The dialog box is described in the
TP/TS
section.
GFP-FGFP-F
Only displayed when the client signal is Ethernet. Touch the GFP-FGFP-F button to
launch a dialog box where you can to select parameters.
The dialog box is described in the
GFP-F
section.
GFP-TGFP-T
Only displayed when the client signal is GbE. Touch the GFP-TGFP-T button to
launch a dialog box where you can to select CSF Replacement.
The dialog box is described in the
GFP-T
section.
ConfigureConfigure
Only displayed when the client signal is PRBS. Touch the ConfigureConfigure button to
launch a dialog box where you can select pattern type.
PRBS9PRBS9 to PRBS31PRBS31: Pseudo-random bit sequence. The number indicates the bit
length of sequence.
For example, bit length of PRBS9 is 2
9
-1=511.
PRBS Pattern InversionPRBS Pattern Inversion is enabled.
User [32] bitUser [32] bit, User [2048] bitUser [2048] bit: 32 bits or 2048 bits length pattern.
The field which shows bit length is enabled. Touch the field to launch the
dialog box to define the bit pattern. Refer to The User Pattern Editor.
77..11..11..33 MappingMapping
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