Function indicator
Possible troubleshooting steps
Ring open
●
Check the MRP ring. There is a break in the ring at one or more of the panels.
●
Check whether cable is defective.
●
Ring port LEDs which are switched off show open ports
–
Defective/unplugged cable.
Double manager
●
Adapt configuration. Only one Ethernet switch is allowed to be configured as the ring
manager.
Unidirectional Data
Link Fault
●
Check the cabling of all optical fiber sections
●
Replace each Ethernet switch in turn until you identify the defective device.
Table 5: Troubleshooting
Indicators
7
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Summary of Contents for FN2012-A1
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