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单选题
What is the recommended practice regarding UDLD when implementing it in all fiber-optic LAN ports?()
A

Adjust the default hello timers to three seconds for aggressive mode.

B

Enable it in global mode and on every interface you need to support.

C

Enable it in global mode to support every individual fiber-optic interface.

D

Enable it to create channels containing up to eight parallel links between switches.

E

Enable it in global mode to support every individual fiber optic and Ethernet interface.


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