EXFO IQS-8100 Series Transport Blazer for IQS-600 - Manual (Page 175)

OTN Tabs
SONET/SDH Application 161
OTU OH TX
³
SM: The Section Monitoring contains the following bytes.
The first SM byte (Column 8) contains the TTI multiframe byte that is
only configurable from OTU TTI TX on page 162.
The second SM byte (Column 9) contains the BIP-8 byte that is
automatically generated for each frame. This byte is not configurable.
The third SM byte (Column 10) contains the following sub-fields. This
byte is configurable from 00 to FF. The default value is 00.
³
GCC0: The two General Communication Channel-0 bytes are
configurable from 00 to FF. The default value for each byte is 00.
³
RES: The two Reserved (RES) bytes are configurable from 00 to FF. The
default value for each byte is 00.
Default
Reverts the overhead bytes to their default values.
Sub-field Bit
BEI/BIAE 1-4
BDI 5
IAE 6
RES 7-8