How Many Questions Of 400-007 Free Download

NEW QUESTION 1
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 CE1 and CE2
• B. Enable a GRE tunnel between nodes C2 and C4
• C. Enable a GRE tunnel between nodes C1 and C4
• D. Implement hub and spoke MPLS VPN over DMVPN (also known as 2547o DMVPN) between CE1 and CE2
• E. The service provider must provide a Draft Rosen solution to enable a GRE tunnel between nodes PE1 and PE2

Answer: B

NEW QUESTION 2
The major business applications of an enterprise are largely monolithic and hard-coded As part of a major modernization and overhaul of the applications the goal is to move to a modular and containerized application architecture mode At the same time decoupling from the hardware is desired to move to an on-demand provisioning However the CyberOps team mandated that the final architecture must provide the same security levels as an air-gapped data center. Which cloud architecture meets these requirements?

• A. laaS
• B. private cloud
• C. PaaS
• D. hybrid cloud
• E. public cloud

Answer: B

NEW QUESTION 3
The General Bank of Greece plans to upgrade its legacy end-of-life WAN network with a new flexible, manageable, and scalable solution. The mam requirements are ZTP support, end-to-end encryption application awareness and segmentation. The CTO states that the main goal of the bank is CAPEX reduction. Which WAN technology should be used for the solution?

• A. SD-branch
• B. DMVPN with PfR
• C. managed SD-WAN
• D. SD-WAN

Answer: C

NEW QUESTION 4
A business requirement is supplied to an architect from a car manufacturer stating their business model is changing to just-in-time manufacturing and a new network is required, the manufacturer does not produce all of the specific components m-house. which area should the architect focus on initially?

• A. Automation
• B. Zero Trust Networking
• C. Low Latency Infrastructure
• D. Modularity

Answer: D

NEW QUESTION 5
Which two foundational aspects of loT are still evolving and being worked on by the industry at large? (Choose two)

• A. WiFi protocols
• B. Regulatory domains
• C. Low energy Bluetooth sensors
• D. loT consortia
• E. Standards

Answer: AC

NEW QUESTION 6
A business wants to centralize services via VDI technology and to replace remote WAN desktop PCs with thin client-type machines to reduce operating costs Which consideration supports the new business requirement?

• A. VDI servers should be contained centrally within a DMZ
• B. The thin client traffic should be placed in a WAN QoS priority queue
• C. VDI servers should be contained within dedicated VLANs in each branch location
• D. The WAN should offer low latency and be resized

Answer: D

NEW QUESTION 7
As a network designer you need to support an enterprise with hundreds of remote sites connected over a single WAN network that carries different types of traffic, including VoIP, video, and data applications which of following design considerations will not impact design decision?

• A. Focus on the solution instead of the problem, which helps to reduce downtime duration
• B. The location of the data collection
• C. What direction the data or flows should be metered
• D. Identify traffic types and top talkers over this link

Answer: A

NEW QUESTION 8
Company XYZ has a new network based on IPv6. Some of the subnets that they are planning to use will be confidential and need an addressing scheme that confines them to the local campus network. Which type of IPv6 addresses can be used for these networks in the IPv6 addressing design?

• A. local addresses
• B. private addresses
• C. link-local addresses
• D. unique local addresses

Answer: D

NEW QUESTION 9
A network attacker exploits application flaws to compromise critical systems in the organization with these objectives:
• Obtain sensitive data and export the data out of the network.
• Compromise developer and administrator credentials to potentially
What is the next step after application discovery is completed in Zero Trust networkings

• A. Establish visibility and behavior modeling
• B. Enforce policies and microsegmentation.
• C. Assess real-time security health.
• D. Ensure trustworthiness of systems.

Answer: A

Explanation:
https://www.cisco.com/c/en/us/solutions/collateral/enterprise/design-zone-security/zt-arch-guide.html

NEW QUESTION 10
Refer to the table.

A customer investigates connectivity options for a DCI between two production data centers to aid a
large-scale migration project. The migration is estimated to take 20 months to complete but might extend an additional 10 months if issues arise. All connectivity options meet the requirements to migrate workloads. Which transport technology provides the best ROI based on cost and flexibility?

• A. CWDM over dark fiber
• B. MPLS
• C. DWDM over dark fiber
• D. Metro Ethernet

Answer: D

NEW QUESTION 11
You are designing the routing design for two merging companies that have overlapping IP address space. Which of these must you consider when developing the routing and NAT design?

• A. Local to global NAT translation is done after routing
• B. Global to local NAT translation is done before routing.
• C. Local to global NAT translation is done before policy-based routing
• D. Global to local NAT translation is done after policy-based routing.

Answer: B

NEW QUESTION 12
Which two statements describe the hierarchical LAN design model? (Choose two)

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

Answer: AE

NEW QUESTION 13
Which extensions to GRE tunneling provide session tracking and in-order packet delivery in exchange for additional state stored in tunnel endpoints?

• A. GRE Protocol Type and Checksum extension fields.
• B. GRE Version and Reserved0 extension fields.
• C. No extension fields are available in the GRE header to track session data and packet sequences.
• D. GRE Key and Sequence number extensions.

Answer: D

NEW QUESTION 14
Refer to the exhibit.

This network is running OSPF and EIGRP as the routing protocols Mutual redistribution of the routing protocols has been contoured on the appropriate ASBRs The OSPF network must be designed so that flapping routes m EIGRP domains do not affect the SPF runs within OSPF The design solution must not affect the way EIGRP routes are propagated into the EIGRP domains Which technique accomplishes the requirement?

• A. route summarization the ASBR interfaces facing the OSPF domain
• B. route summarization on the appropriate ASBRS.
• C. route summarization on the appropriate ABRS.
• D. route summarization on EIDRP routers connecting toward the ASBR

Answer: B

NEW QUESTION 15
Company XYZ connects its sites over a private WAN. Their overlay network is running a DMVPN setup where the headquarters site is the hub. The company is planning on implementing multicast routing on the network. What should be used in the multicast routing design?

• A. PIM dense mode with RP located at the hub
• B. PIM sparse mode with RP located at each remote site
• C. PIM sparse mode with RP located at the hub
• D. PIM dense mode with RP located at each remote site

Answer: C

Explanation:
https://www.ccexpert.us/routing-switching-2/dynamic-multipoint-vpn.html

NEW QUESTION 16
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