EXFO FTB-8510B Guia Del Usuario página 1134

Next-Generation Tabs
LCAS Sink
LCAS Sink - Alarm
Press TEST, LCAS and Alarm (under LCAS Sink).
Note: Not available in Through mode.
Member indicates the timeslot number.
SQ (Sequence Indicator): Indicates the member sequence indicator.
The SQ for members in IDLE state will be automatically set to 63 for
LOP or 255 for HOP .
Persistent CRC: Persistent CRC indicates that more than 20% CRC
errors are detected in one second in the control packets.
GID Mismatch: Indicates GID Mismatch alarm.
Note: Refer to Alarm/Error Measurements on page 47 for H/C LEDs and Seconds
information.
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FTB-8100 Series Transport Blazer