How does MAC learning function?

A. overwrites the known source MAC address in the address table

B. enabled by default on all VLANs and interfaces

C. protects against denial of service attacks

D. forwards frames to a neighbor port using CDP








 

Suggested Answer: B

Community Answer: B



This question is in 200-301 Cisco Certified Network Associate (CCNA) Exam
For getting Cisco Certified Network Associate (CCNA) Certificate





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