Which action protects a network from VLAN hopping attacks?

A. Implement port security on internet-facing VLANs.

B. Change the native VLAN to an unused VLAN ID.

C. Enable dynamic ARP inspection.

D. Configure an ACL to prevent traffic from changing VLANs.








 

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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