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Switch light mouth with no yield, to plug the end tail fiber light cat card, restoring, strives for
Company a department suddenly can't get to the Internet, check the switch light mouth, data have no money, but the hair flow is no exception, restart the switch is invalid, to end the light cat card to insert the tail fibers pull back, what is the general causes,
CodePudding user response:
Probably light power is just the critical value, soon enough