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Which two statements describe the hierarchical LAN design model? (Choose two)

1. A. It is a well-understood architecture that provides scalability
2. B. It is the best design for modern data centers
3. C. It is the most optimal design but is highly complex
4. D. It provides a simplified design
5. E. Changes, upgrades, and new services can be introduced in a controlled and stagged manner

Correct Answer: AE

Company XYZ wants to improve the security design of their network to include protection from reconnaissance and DoS attacks on their sub interfaces destined toward next hop routers. Which technology can be used to prevent these types of attacks?

1. A. MPP
2. B. CPPr
3. C. CoPP
4. D. DPP

Correct Answer: B
https://learningnetwork.cisco.com/s/question/0D53i00000KsuyvCAB/copp-vs-cppr

An enterprise has identified these causes for inefficient CAPEX spending:
CAPEX planning is driven by technology and not by business objectives.
The CAPEX planning team lacks the data it needs to perform due diligence tasks.
The organizational structure lacks sufficient accountability and incentives.
Which corporate cultural change contributes to improving the effectiveness of CAPEX spending?

1. A. Build a financial control function that delivers high-quality reports on operational expenses for business insight and financial reporting.
2. B. CxO-level staff must have a full technical understanding but the should not trust their technical leaders fully.
3. C. Adopt new organizational models that promote real accountability for RO
4. D. not just revenu
5. E. EBITDA, and cash.
6. F. Marketing and product management divisions must reduce their CAPEX budgets significantly to drive the change.

Correct Answer: C

An architect designs a multi-controller network architecture with these requirements:
Achieve fast failover to control traffic when controllers fail.
Reduce connectivity loss and enable smart recovery to improve the SDN survivability.
Improve connectivity by adding path diversity and capacity awareness for controllers.
Which control plane component of the multi-controller must be built to meet the requirements?

1. A. control node reliability
2. B. controller stale consistency
3. C. control path reliability
4. D. controller clustering

Correct Answer: B

Refer to the exhibit.

ACME Mining has four data centers in Santiago. Cape Town. Mumbai, and Beijing, full-mesh connected via a 400 Mb/s EVP-LAN They want to deploy a new mission-critical application with these requirements:
cluster heartbeat 2 Mb/s continuous (250 KB/s)
cluster heartbeat one-way maximum latency 100 ms
These are the current ping tests results between the four data centers:

Which hosting data center pair can host the new application?

1. A. Mumbai and Beijing
2. B. Santiago and Cape Town
3. C. Santiago and Mumbai
4. D. Cape Town and Mumbai
5. E. Cape Town and Beijing
6. F. Santiago and Beijing

Correct Answer: D