EXFO FTB-800 Series for FTB-1 - Manual (Page 267)

Test Results
NetBlazer 257
Alarms/Errors
Ethernet
Alarms

Link Down
RX: The Ethernet connection is down meaning that there is a local or a
remote fault condition.

Local Fault Det.
1
(Local Fault Detected)
RX: At least one of the following events is detected: Loss of bit
synchronization, Loss of Block synchronization, WIS Link down, or
High BER.

Local Fault Rcd.
1
(Local Fault Received)
RX: The received data path contains the Local Fault signal.

Remote Fault
1
RX: The received data path contains the Remote Fault status.
1. Available with Ethernet 10Gbit/s interface.