Alarm generation – EXFO IQS-8100 Series Transport Blazer for IQS-600 User Manual
Page 364
SDH Tabs
350
IQS-8100 Series Transport Blazer
LOP TX (SDH)
Alarm Generation
Allows Continuous or Burst alarm generation methods.
³
Type: The following errors are available:
TU-AIS (Tributary Unit - Alarm Indication Signal): Generates an all-ones
pattern for the V1 and V2 bytes of the TU path and payload.
LP-RDI (Low Order Path - Remote Defect Indication): Generates “1”
for the bit 8 of the V5 byte and a “00” pattern for bits 6 and 7 of the K4
byte.
ERDI-SD (Enhanced RDI - Server Defect): Generates a 101 pattern for
bits 5, 6, and 7 of the K4 byte, and 1 for bit 8 of the V5 byte.
ERDI-CD (Enhanced RDI - Connectivity Defect): Generates a 110
pattern for bits 5, 6, and 7 of the K4 byte, and 1 for bit 8 of the V5 byte.
ERDI-PD (Enhanced RDI - Path Payload Defect): Generates a “010”
pattern for bits 5, 6, and 7 of the K4 byte, and “0” for bit 8 of the V5 byte.
LP-RFI (Low Order Path - Remote Failure Indication) (available with
VC-11 only): Generates “1” for the bit 4 of the V5 byte.
TU-LOP (Tributary Unit - Loss of Pointer): Generates a non-valid
pointer.
LP-UNEQ (Low Order Path - Unequipped): Generates unequipped LP
signal label (bits 5 through 7 of V5 byte are set to “000”).