Exam 350-501 topic 1 question 452 discussion

Actual exam question from Cisco's 350-501

Question #: 452
Topic #: 1

Refer to the exhibit. Two midsize service providers are connected to each other and share VPNv4 routes. The service providers support customers in several geographic regions. The two network-engineering teams have decided to protect against data plane attacks and secure traffic between the two providers Which task should toe teams perform as part of toe configuration?

A. Implement uRPF to match source IP addresses to the routing table
B. Implement control plane policing to prevent unwanted hosts from accessing the network.
C. Implement prefix lists to allow traffic only from known sources
D. Implement RTBH filtering to black-hole unwanted traffic to a null interface

Show Suggested Answer

Suggested Answer: D 🗳️

by hamidreza0010 at Feb. 20, 2025, 9:50 a.m.

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layervpn2

3 weeks ago

Selected Answer: A

I agree with ashwind123. I think D is used when there's an attack to a particular address. If you don't know the attacked IP, D makes no sense. I will go with A

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ashwind123

3 months, 1 week ago

Selected Answer: A

I dont think its D. A makes more sense for securing data plane.

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