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Free Cisco 400-007 Exam Questions

Absolute Free 400-007 Exam Practice for Comprehensive Preparation 

  • Cisco 400-007 Exam Questions
  • Provided By: Cisco
  • Exam: Cisco Certified Design Expert CCDE v3.1
  • Certification: CCDE
  • Total Questions: 731
  • Updated On: Jun 10, 2026
  • Rated: 4.9 |
  • Online Users: 1462
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  • Question 1
    • Refer to the exhibit.
      17This network is running OSPF as the routing protocol. The internal networks are being advertised in OSPF London and Rome are using the direct link to reach each other although the transfer rates are better via Barcelona Which OSPF design change allows OSPF to calculate the proper costs? 

      Answer: A
  • Question 2
    • Refer to the exhibit.400-007-page67-image43
      For Company XYZ Bangkok is using ECMP to reach the 172 20 2 0/24 network The company wants a design
      that would allow them to forward traffic from 172 16 2 0/24 toward 172 20 2 0/24 via the Singapore router as
      the preferred route The rest of the traffic should continue to use ECMP Which technology fulfills this design
      requirement?

      Answer: A
  • Question 3

    • You are designing the QoS policy for a company that is running many TCP-based applications. The company is experiencing tail drops for these applications. The company wants to use a congestion avoidance technique for these applications. Which QoS strategy can be used to fulfill the requirement? 


      Answer: B
  • Question 4
    • The Company XYZ network is experiencing attacks against their router. Which type of Control Plane Protection must be used on the router to protect all control plane IP traffic that is destined directly for one of the router interfaces?

      Answer: A
  • Question 5
    • SDN controllers need to sustain healthy operation under the pressure of different objectives from the applications they host. High availability can be achieved through improved southbound APIs and controller placement heuristics and formal models. Which two implementation strategy help to maximize resilience and scalability? (Choose two.)

      Answer: A,E
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