EXFO FTB-8510B Guia Del Usuario página 876

SONET Tabs
Line TX (SONET)
Alarm Generation
Allows Continuous or Burst alarm generation methods.
Type
AIS-L (Alarm Indication Signal - Line): Generates a SONET signal that
contains a valid Section Overthead (SOH) and an all-ones pattern on
the SPE.
RDI-L (Remote Defect Indication - Line): Generates a "110" pattern for
the bits 6, 7 and 8 of the K2 byte.
The default setting is AIS-L
For Continuous method:
On/Off button: The On/Off button is used to activate/deactivate the
selected alarm. This setting is disabled (Off) by default.
226
FTB-8100 Series Transport Blazer