[Apr 20, 2024] Latest CCDE v3.0 400-007 Actual Free Exam Questions
CCDE v3.0 400-007 Dumps Updated Practice Test and 302 unique questions
To be eligible for the Cisco 400-007 exam, candidates must have a valid CCNA or CCIE certification. Additionally, candidates must have a minimum of seven years of networking experience, including three years of experience in network design. Candidates must also have a thorough understanding of network protocols, network design principles, and network security.
NEW QUESTION # 124
Which tool automates network implementation activities and shortens the implementation lifecycle?
- A. LISP
- B. Conclusion
- C. Java
- D. Python
Answer: D
NEW QUESTION # 125
Which two features are advantages of SD-WAN compared to MPLS-based connectivity? (Choose two.)
- A. uses FEC constructs for traffic forwarding, thereby improving efficiency
- B. separates infrastructure and policy
- C. manages failures through backup links
- D. uses policy-based forwarding of real-time traffic with less complexity
- E. unifies the WAN backbone
Answer: D,E
NEW QUESTION # 126
A multicast network is sing Bidirectional PIM. Which two combined actions achieve high availability so that two RPs within the same network can act in a redundant manner? (Choose two)
- A. Use anycast RP based on MSDP peering between the two RPs
- B. Control routing to the two RPs through a longest match prefix
- C. Advertise the two RP addresses in the routing protocol
- D. Use two phantom RP addresses
- E. Manipulate the administration distance of the unicast routes to the two RPs
- F. Manipulate the multicast routing table by creating static mroutes to the two RPs
Answer: B,D
NEW QUESTION # 127
Which solution component helps to achieve comprehensive threat protection and compliance for migration to multicloud SDX architectures?
- A. OSASE architecture
- B. system-oriented architecture
- C. SASE architecture
- D. platform-oriented architecture
Answer: C
NEW QUESTION # 128
The controller has a global view of the network, and it can easily ensure that the network is in a consistent and optimal configuration. Which two statements describe a centralized SDN control path? (Choose two.)
- A. It is highly-available by design with no single-point-of-failure risks present.
- B. Scaling of the centralized controller cluster is challenging for services like DHCP and load-balancing.
- C. It centralized controller can support all southbound APIs, which allows for easy integration with legacy equipment.
- D. Integrating smart NIC capabilities on the local host level is made easier through rest APIs.
- E. It significantly improves the latency when performing reactive handling of PACKET_IN events.
Answer: B,C
NEW QUESTION # 129
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?
- A. first-in first-out
- B. weighted fair queuing
- C. weighted random early detection
- D. low-latency queuing
Answer: C
NEW QUESTION # 130
Which two statements describe the usage of the IS-IS overload bit technique? (Choose two )
- A. It can be used to automatically synchronize the link-state database between Level 1 intermediate systems
- B. It can be set in intermediate systems (IS-IS routers) to attract transit traffic from other intermediate systems
- C. lf overload-bit is set on a Level 2 intermediate system, the other Level 2 intermediate systems in the topology will stop using the overloaded IS to forward Level 2 traffic However, the intermediate system can still forward Level 1 traffic
- D. It can be set in intermediate systems (IS-IS routers) to prioritize control plane CSNP packets.
- E. It can be set in intermediate systems (IS-IS routers) to avoid traffic black holes until routing protocols are fully converged after a reload operation.
Answer: C,E
NEW QUESTION # 131
Which undesired effect of increasing the jitter compensation buffer is true?
- A. The overall transport delay increases and quality issues can occur.
- B. The overall transport jitter increases and quality issues can occur.
- C. The overall transport delay decreases and quality improves.
- D. The overall transport jitter decreases and quality improves.
Answer: A
NEW QUESTION # 132
Refer to the diagram.
Which solution must be used to send traffic from the foreign wireless LAN controller to the anchor wireless LAN controller?
- A. Send packets from the foreign controller to the anchor controller via IPinIP or IPsec tunnel.
- B. Send packets from the foreign controller to the anchor controller via Layer 3 MPLS VPN or VRF-Lite
- C. Encapsulate packets into an EoIP tunnel and send them to the anchor controller.
- D. Send packets without encapsulation to the anchor controller over the routed network.
Answer: C
NEW QUESTION # 133
Refer to the exhibit.
An engineer is designing the traffic flow for AS 111. Traffic from AS 111 should be preferred via AS 100 for all external routes. A method must be used that only affects AS 111. Which BGP attributes are best suited to control outbound traffic?
- A. As path
- B. local preference
- C. community
- D. MED
Answer: B
NEW QUESTION # 134
Refer to the exhibit.
The enterprise customer wants to stream one-way video from their head office to eight branch offices using multicast. Their current service provider provides a Layer3 VPN solution and manages the CE routers, but they do not currently support multicast. Which solution quickly allows this multicast traffic to go through while allowing for future scalability?
- A. Enable a GRE tunnel between nodes C2 and C4
- B. Implement hub and spoke MPLS VPN over DMVPN (also known as 2547o DMVPN) between CE1 and CE2
- C. The service provider must provide a Draft Rosen solution to enable a GRE tunnel between nodes PE1 and PE2
- D. Enable a GRE tunnel between nodes C1 and C4
- E. Enable a GRE tunnel between nodes CE1 and CE2
Answer: A
NEW QUESTION # 135
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?
- A. Cape Town and Mumbai
- B. Santiago and Mumbai
- C. Santiago and Cape Town
- D. Mumbai and Beijing
- E. Cape Town and Beijing
- F. Santiago and Beijing
Answer: A
NEW QUESTION # 136
Which two advantages of using DWDM over traditional optical networks are true? (Choose two.)
- A. inherent topology flexibility with intelligent chromatic dispersion
- B. inherent topology flexibility and service protection provided without penalty through intelligent oversubscription of bandwidth reservation
- C. inherent topology flexibility with built-in service protection
- D. ability to expand bandwidth over existing optical Infrastructure
- E. inherent topology flexibility with a service protection provided through a direct integration with an upper layer protocol
Answer: C,D
NEW QUESTION # 137
Which issue poses a challenge for security architects who want end-to-end visibility of their networks?
- A. too many overlapping controls
- B. too many disparate solutions and technology silos
- C. an overabundance of manual processes
- D. a network security skills shortage
Answer: B
NEW QUESTION # 138
Refer to the exhibit.
The enterprise customer wants to stream one-way video from their head office to eight branch offices using multicast. Their current service provider provides a Layer3 VPN solution and manages the CE routers, but they do not currently support multicast. Which solution quickly allows this multicast traffic to go through while allowing for future scalability?
- A. Enable a GRE tunnel between nodes C2 and C4
- B. Implement hub and spoke MPLS VPN over DMVPN (also known as 2547o DMVPN) between CE1 and CE2
- C. The service provider must provide a Draft Rosen solution to enable a GRE tunnel between nodes PE1 and PE2
- D. Enable a GRE tunnel between nodes C1 and C4
- E. Enable a GRE tunnel between nodes CE1 and CE2
Answer: A
NEW QUESTION # 139
In an OSPF network with routers connected together with Ethernet cabling, which topology typically takes the longest to converge?
- A. full mesh
- B. squared
- C. partial mesh
- D. triangulated
- E. ring
Answer: A
NEW QUESTION # 140
A network architect must redesign a service provider edge, where multiservice and multitenant PEs are currently present. Which design feature should be minimized in the new design to achieve reliability?
- A. redundancy
- B. unicast overlay routing
- C. fate sharing
- D. bridging
Answer: C
NEW QUESTION # 141
Which two statements describe the functionality of OSPF packet-pacing timers? (Choose two )
The group-pacing timer controls the interval that is used for group and individual LSA refreshment
- A. OSPF flood-pacing timers allow control of interpacket spacing between consecutive link-state update packets in the OSPF transmission queue
- B. OSPF retransmission-pacing timers allow control of interpacket spaang between consecutive link-state update packets in the OSPF retransmission queue.
- C. OSPF flood-pacing timers allow dynamic control of the OSPF transmission queue size
- D. OSPF retransmission-pacing timers allow control of packet interleaving between nonconsecutive link-state update packets in the OSPF retransmission queue.
Answer: A,B
NEW QUESTION # 142
Which two actions must merchants do to be compliant with the Payment Card Industry Data Security Standard? (Choose two.)
- A. establish risk management policies
- B. conduct risk analyses
- C. install firewalls
- D. establish monitoring policies
- E. use antivirus software
Answer: C,E
NEW QUESTION # 143
Refer to the exhibit.
An engineer has been asked to redesign the traffic flow toward AS 111 coming from AS 500.Traffic destined to AS 111 network 91 7 0.0/16 should come in via AS 100. while traffic destined to all other networks in AS 111 should continue to use the existing path Which BGP attributes are best suited to control this inbound traffic coming from BGP AS 500 Into the 91.7.0.0/16 network?
- A. Set higher MED for neighbor in AS 100 to influence incoming traffic for the 91. 7.0.0/16 network.
- B. Use extended community for the 91.7.0.0/16 network, not advertising it to the bi-lateral peer.
- C. Use local preference on R1 for the networks that AS 500 advertises to AS 111.
- D. Prepend AS path for the 91.7.0.0/16 network and set it for neighbor in AS 200.
Answer: D
NEW QUESTION # 144
Refer to the exhibit.
OSPF is running as the IGP to provide reachability to all AS100 networks R3 and R4 are the current ABRs at the boundary of OSPF Area0 and Areal Now BGP must be deployed within AS 100 because it will be receiving Internet routes from its eBGP peers (the service provider) connected to R1 and R2 What is an optimal solution for this deployment to configure BGP relationships and redistribute BGP learned routes into OSPF?
- A. R1, R2, R3 and R4 must be set up with a neighbor relationship with R5 only must not be a route reflector.
- B. Configuration should be set up with R1 and R2, and R3 in one sub AS, with and R4 in another, and redistribution at R1 and R2.
- C. A full mesh should be deployed between all the routers with mutual redistribution to take place at R1 and R2.
- D. R5 should be configured as a route reflector for R1, R2, R3 and R4. BGP routes must be redistributed at R1 and R2 into OSPF.
Answer: C
NEW QUESTION # 145
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