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DSn Tabs
SONET/SDH Application
215
DS0/64K TX
³
Zero Code Suppression
: Allows the selection of the Zero Code
Suppression (ZCS) method used to replace the all-zero bytes of the Idle
and Tone payload contents. The ZCS mechanism is a global parameter
meaning that all channel timeslots configured with Tone/Idle data, use
the same ZCS method. Choices are
None
,
Jammed Bit 8
,
GTE
, and
BELL
. The default setting is
None
.
None
: No Zero Code Suppression
Jammed Bit 8
: Every 8th (LSB) bit is forced to
1
.
GTE
: Bit 8 of an all zero channel byte is replaced by
1
, except in
signaling frames where bit 7 is forced to
1
.
Bell
: Bit 7 of an all zero channel byte is replaced by
1
.
Note:
Bit 8 is the Least-Significant Bit (LSB) and bit 1 is the Most-Significant Bit
(MSB).
Summary of Contents for FTB-8100 Series
Page 1: ...User Guide FTB 8100 Series for FTB 200 SONET SDH Application...
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