EXFO FTB-8100 Series Transport Blazer for FTB-200 - Manual (Page 255)

DSn Tabs
SONET/SDH Application 243
DS3 FEAC TX
Alarm/Status Unassigned Messages
Allows manual or continuous alarm/status injection.
³
Codeword: Select the codeword alarm/status to be generated either
manually or continuously.
The FEAC message format is a 16 bit codeword (0xxxxxx0 11111111)
with the rightmost bit transmitted first. The 0xxxxxx0 represents the
message codeword.
Codeword
DS3 Equipment Failure SA (00110010) User Defined (00001100)
DS3 Loss of Signal (LOS) (00011100) User Defined (00010000)
DS3 Out-of-Frame (00000000) User Defined (00010100)
DS3 AIS Received (00101100) User Defined (00010110)
DS3 Idle Signal Received (00110100) User Defined (00011000)
DS3 Equipment Failure NSA (00011110) User Defined (00011010)
DS3 NUI Loop Up (00010010) User Defined (00100000)
DS3 NUI Loop Down (00100100) User Defined (00100010)
Common Equipment Failure NSA (00111010) User Defined (00101000)
Multiple DS1 LOS (00101010) User Defined (00101110)
DS1 Equipment Failure SA (00001010) User Defined (00110000)
Single DS1 LOS (00111100) User Defined (00111110)
DS1 Equipment Failure NSA (00000110) User Defined (01000000)
User Defined (00000010) User Defined (01111010)
User Defined (00000100) User Defined (01111100)
User Defined (00001000) User Defined (01111110)