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Fast Fiber to Fiber Media Converter – Installation Guide
5
Note: This switch needs to be set to either generate or detect the
FEF signal.
Illustration of the FEF feature
Media Converter A Configuration
Link Mode–Standard Mode
Far-End Fault–Enabled
Media Converter B Configuration
Link Mode–Link Pass Through Mode
Far-End Fault–Enabled
Sequence of Events
1. Media Converter
A
loses fiber connection (RX) on MM2/SM2.
2. Media Converter
A
sends FEF on transmitter (TX) MM2/SM2.
3. Media Converter
B
detects loss of fiber link on receiver RX –
MM2/SM2.
4. Media Converter
B
turns off transmitter (TX) on MM1/SM1.
5. Media Converter
A
MM1 is not affected