Tested 400-007 Exam Dumps - Fosters Your Exam Passing Skills

Tested 400-007 Exam Dumps – Fosters Your Exam Passing Skills

Jonnie Karnath2023-04-30T23:26:55+00:00

Are you planning to take the Cisco 400-007 exam soon and want to ensure you pass with flying colors? Look no further than Certspots, the leading provider of the latest 400-007 exam dumps designed to help you foster your exam passing skills. At Certspots, we understand how important it is for you to succeed in your 400-007 exam, which is why we offer the most comprehensive and up-to-date collection of 400-007 exam dumps available. Our team of expert trainers and certified professionals have curated a wide range of 400-007 exam dumps that cover all the important topics and areas of the exam, ensuring that you are fully prepared for any question that comes your way.

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1. A company uses equipment from multiple vendors in a data center fabric to deliver SDN, enable maximum flexibility, and provide the best return on investment.

Which YANG data model should be adopted for comprehensive features to simplify and streamline automation for the SDN fabric?

proprietary

OpenConfig

native

IETF

2. SD-WAN can be used to provide secure connectivity to remote offices, branch offices, campus networks, data centers, and the cloud over any type of IP-based underlay transport network.

Which two statements describe SD WAN solutions? (Choose two.)

SD-WAN networks are inherently protected against slow performance.

Control and data forwarding planes are kept separate.

Improved operational efficiencies result In cost savings.

Solutions include centralized orchestration, control, and zero-touch provisioning.

Solutions allow for variations of commodity and specialized switching hardware.

3. 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?

Build a financial control function that delivers high-quality reports on operational expenses for business insight and financial reporting.

CxO-level staff must have a full technical understanding but the should not trust their technical leaders fully.

Adopt new organizational models that promote real accountability for RO

not just revenue. EBITDA, and cash.

Marketing and product management divisions must reduce their CAPEX budgets significantly to drive the change.

4. Which DCI technology utilizes a “flood and learn” technique to populate the Layer2 forwarding table?

LISP

OTV

VPLS

EVPN

5. Router R1 is a BGP speaker with one peering neighbor over link "A". When the R1 link/interface "A" fails, routing announcements are terminated, which results in the tearing down of the state for all BGP routes at each end of the link.

What is this a good example of?

fault isolation

resiliency

redundancy

fate sharing

6. Which two factors provide multifactor authentication for secure access to applications and data, no matter where the users are or which devices they are on? (Choose two.)

persona-based

power-based

push-based

possession-based

pull-based

7. Which two characteristics apply to firewall transparent mode operations in a firewall solution design? (Choose two.)

Changes in the existing IP addressing and subnets are required

The firewall can participate actively on spanning tree.

Multicast traffic can traverse the firewall.

OSPF adjacencies can be established through the firewall

The firewall acts like a router hop in the network.

8. Hybrid cloud computing allows organizations to like advantage of public and private cloud models.

Which best practice should organizations follow to ensure data security in the private cloud?

Use standard protocols for data transmission over the network.

Encrypt data when it is at rest and in motion

Communicate all data security risks to customers and end users.

Use standard network protocols for data communication between unsecured network connections.

9. An enterprise that runs numerous proprietary applications has major issues with its on-premises server estate hardware, to the point where business-critical functions are compromised. The enterprise accelerates plans to migrate services to the cloud.

Which cloud service should be used if the enterprise wants to avoid hardware issues yet have control of its applications and operating system?

SaaS

PaaS

laaS

hybrid cloud

10. SDN emerged as a technology trend that attracted many industries to move from traditional networks to SDN.

Which challenge is solved by SDN for cloud service providers?

need for intelligent traffic monitoring

exponential growth of resource-intensive application

complex and distributed management flow

higher operating expense and capital expenditure

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11. An enterprise requires MPLS connected branches to access cloud-based Microsoft 365 services over an SD-WAN solution. Internet access Is available only at dual regional hub sites that are connected to the MPLS network.

Which connectivity method provides an optimum access method to the cloud-based services If one ISP suffers loss or latency?

Cloud onRamp gateway site

Cloud onRamp SWG

Cloud onRamp

Cloud onRamp SaaS

12. Which solution component helps to achieve comprehensive threat protection and compliance for migration to multicloud SDX architectures?

system-oriented architecture

OSASE architecture

platform-oriented architecture

SASE architecture

13. Sometimes SDN leverages various overlay networking technologies to create layer(s) of network abstraction.

What describes an overlay network?

It transmits packets that traverse over network devices like switches and routers

It encapsulates packets at source and destination, which incurs additional overhead

Packet delivery and reliability occurs at Layer 3 and Layer 4

It is responsible for the delivery of packets; NAT- or VRF-based segregation is required

14. Which design solution reduces the amount of IGMP state in the network?

IGMP filtering

IGMPv3 with PIM-SSM

multiple multicast domains

one multicast group address thorough network regardless of IGMP version

15. A banking customer determines that it is operating POS and POI terminals that are noncompliant with PCI DSS requirements, as it is running TLSv1.0. The customer plans to migrate the terminals to TLSv1.2.

What are two requirements to complete the migration? (Choose two.)

Ensure that strong cryptography is applied for users who have administrative access through networks

Apply strong cryptography and security protocols to safeguard sensitive cardholder data.

Apply strong encryption for transmission of cardholder data across public networks.

Protect all user systems against malware and frequently update antivirus software

Maintain a policy that addresses information security for employees and third parties.

16. Company XYZ is running OSPF in their network. They have merged with another company that is running EIGRP as the routing protocol. Company XYZ now needs the two domains to talk to each other with redundancy, while maintaining a loop free environment. The solution must scale when new networks are added into the network in the near future.

Which technology can be used to meet these requirements?

multipoint route-redistribution with route filtering using ACLs

DUMP multipoint route-redistribution with route filtering using route tags

DUMPS single point route-redistribution with route filtering using route tags

DUMPS single point route-redistribution with route filtering using ACLs

17. An architect designs a multi-controller network architecture with these requirements:

✑ Achieve fast failover to control traffic when controllers fail.

✑ Yield a short distance and high resiliency in the connection between the switches and the controller.

✑ 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?

control node reliability

controller stale consistency

control path reliability

controller clustering

18. Refer to the exhibit.

An engineer is designing the traffic flow for AS 111. Traffic from AS 111 should bepreferred 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?

community

MED

local preference

As path

19. Company XYZ is redesigning their QoS policy. Some of the applications used by the company are real-time applications. The QoS design must give these applications preference in terms of transmission.

Which QoS strategy can be used to fulfill the requirement?

weighted fair queuing

weighted random early detection

low-latency queuing

first-in first-out

20. What is a web-based model in which a third-party provider hosts applications that are available to customers over the Internet?

PaaS

SaaS

laaS

WaaS

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21. Company XYZ is revisiting the security design for their data center because they now have a requirement to control traffic within a subnet and implement deep packet inspection.

Which technology meets the updated requirements and can be incorporated into the design?

routed firewall

VLAN ACLs on the switch

transparent firewall

zone-based firewall on the Layer 3 device

22. 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?

Enable a GRE tunnel between nodes CE1 and CE2

Enable a GRE tunnel between nodes C2 and C4

Enable a GRE tunnel between nodes C1 and C4

Implement hub and spoke MPLS VPN over DMVPN (also known as 2547o DMVPN) between CE1 and CE2

The service provider must provide a Draft Rosen solution to enable a GRE tunnel between nodes PE1 and PE2

23. Customer XYZ network consists of an MPLS core. IS-IS running as IGP a pair of BGP route reflectors for route propagation, and a few dozens of MPLS-TE tunnels for specific tactical traffic engineering requirements. The customer's engineering department has some questions about the use of the Overload Bit in the IS-IS networks and how it could be used to improve their current network design.

Which two concepts about the Overload Bit are true? (Choose two.)

It can be set on a router during the startup process for a fixed period of time

Networks advertised within the LSPs of the respective node will become unreachable

It forces the midpoint MPLS-TE node to reoptimize the primary tunnels going through the OL node.

It can be set on a router until other interacting protocols have signaled convergence.

It is not recommended on BGP Route Reflectors

24. A product manufacturing organization is integrating cloud services into their IT solution. The IT team is working on the preparation phase of the implementation approach, which includes the Define Strategy step. This step defines the scope of IT, the application, and the service.

What is one topic that should be considered in the Define Strategy step?

financial and governance models

innovate and align with business according to volume

due diligence and financial scenarios

contingency exit strategy steps

25. Two routers R1 and R2 are directly connected through an Ethernet link. Both routers are running OSPF over the Ethernet link and OSPF has been registered with BFD. R1 has been set up to transmit BFD at a 50 ms interval, but R2 can receive only at a 100 ms rate due to platform limitations.

What does this mean?

After the initial timer exchange. R2 sets its transmission rate to the R1 Desired Min TX interval

After the initial timer exchange. R1 sets its transmission rate to the R2 Required Min RX interval

Timers renegotiate indefinitely, so the timer exchange phase never converges

R2 sets the P-bit on all BFD control packets until R2 sends a packet with the F-bit set

26. Which tool automates network implementation activities and shortens the implementation lifecycle?

LISP

Java

Conclusion

Python

27. An architect receives a functional requirement for a NAC system from a customer security policy stating that if a corporate Wi-Fi device does not meet current AV definitions, then it cannot access the corporate network until the definitions are updated.

Which component should be built into the NAC design?

posture assessment with remediation VLAN

quarantine SGTs

dACLs with SGTs

quarantine VLAN

28. 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?

bridging

fate sharing

redundancy

unicast overlay routing

29. A business requirement stating that failure of WAN access for dual circuits into an MPLS provider for a Data Centre cannot happen due to related service credits that would need to be paid has led to diversely routed circuits to different points of presence on the providers network?

What should a network designer also consider as part of the requirement?

Provision of an additional MPLS provider

Out of band access to the MPLS routers

Ensuring all related remote branches are dual homed to the MPLS network

Dual PSUs & Supervisors on each MPLS router

30. Which two conditions must be met for EIGRP to maintain an alternate loop-free path to a remote network? (Choose two.)

The Reported Distance from a successor is lower than the local Feasible Distance.

The Reported Distance from a successor is higher than the local Feasible Distance.

The feasibility condition does not need to be met.

The Feasible Distance from a successor is lower than the local Reported Distance.

A feasible successor must be present.

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31. A Tier-3 Service Provider is evolving into a Tier-2 Service Provider due to the amount of Enterprise business it is receiving. The network engineers are re-evaluating their IP/MPLS design considerations in order to support duplicate/overlapping IP addressing from their Enterprise customers within each Layer3 VPN.

Which concept would need to be reviewed to ensure stability in their network?

Assigning unique Route Distinguishers

Assigning unique Route Target ID'S

Assigning unique IP address space for the Enterprise NAT/Firewalls

Assigning unique VRF ID's to each L3VPN

32. An architect prepares a network design for a startup company. The design must be able to meet business requirements while the business grows and divests due to rapidly changing markets.

What is the highest priority in this design?

The network should be hierarchical

The network should be modular.

The network should be scalable.

The network should have a dedicated core.

33. You have been tasked with designing a data center interconnect as part of business continuity. You want to use FCoE over this DCI to support synchronous replication.

Which two technologies allow for FCoE via lossless Ethernet or data center bridging? (Choose two.)

DWDM

EoMPLS

SONET/SDH

Multichassis EtherChannel over Pseudowire

VPLS

34. As network designer, which option is your main concern with regards to virtualizing multiple network zones into a single hardware device?

Fate sharing

CPU resource allocation

Congestion control

Security

Bandwidth allocation

35. Company XYZ is in the process of identifying which transport mechanism(s) to use as their WAN technology.

Their main two requirements are.

• a technology that could offer DPI, SLA, secure tunnels, privacy, QoS, scalability, reliability, and ease of management

• a technology that is cost-effective

Which WAN technology(ies) should be included in the design of company XYZ?

Software-defined WAN should be the preferred choice because it complements both technologies, covers all the required features, and it is the most cost-effective solution.

Internet should be the preferred option because it is cost effective and supports BFD, IP SL

and IPsec for secure transport over the public Internet.

Both technologies should be used. Each should be used to back up the other one; where the primary links are MPLS, the internet should be used as a backup link with IPsec (and vice versa).

MPLS meets all these requirements and it is more reliable than using the Internet. It is widely used with defined best practices and an industry standard.

36. Which two impacts of adding the IP event dampening feature to a network design are true? (Choose two.)

It protects against routing loops.

It switches traffic immediately after a link failure.

It speeds up link failure detection.

It reduces the utilization of system processing resources.

It improves overall network stability.

37. A customer asks you to perform a high level review of their upcoming WAN refresh for remote sites. The review is specially focused on their retail store operations consisting of 500+ locations connected via mutlipoint IPsec VPN solution.

Which routing protocol would be valid but would also be the most restrictive for the expansion of this deployment model?

EIGRP

IS-IS

OSPF

BGP

38. Which three components are part of the foundational information security principles of the CIA triad? (Choose three.)

cryptography

confidentiality

authorization

identification

integrity

availability

39. Company XYZ runs OSPF in their network. A design engineer decides to implement hot-potato routing architecture.

How can this implementation be achieved?

Enable iBGP and apply prepend to ensure all prefixes will have the same length of the AS path attribute value.

Redistribute the external prefixes onto OSPF and ensure the total metric calculation includes only the ext value and the value is the same in all ASBRs.

Enable OSPF load-balancing over unequal cost path.

Redistribute the external prefixes onto OSPF and ensure that the total metric calculation includes external internal values.

40. You are designing a network for a branch office. In order to improve convergence time, you are required to use the BFD feature.

Which four routing protocols can you use to facilitate this? (Choose four.)

IS-IS

static

RIP

EIGRP

BGP

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41. While designing a switched topology, in which two options is UplinkFast recommended? (Choose two)

when switches of different spanning-tree types are connected (for example. 802.1d connecting to 802.1w)

on distribution layer switches

when hello timers are changed to more aggressive values

on access layer switches

on the core switches

42. Which feature must be part of the network design to wait a predetermined amount of time before notifying the routing protocol of a change in the path in the network?

Transmit delay

Throttle timer

SPF hold time

Interface dampening

43. An enterprise plans to evolve from a traditional WAN network to a software-defined WAN network. The existing devices have limited capability when it comes to virtualization. As the migration is carried out, enterprise applications and services must not experience any traffic impact.

Which implementation plan can be used to accommodate this during the migration phase?

Deploy controllers, deploy SD-WAN edge routers. In the data center, and migrate branch sites.

Migrate data center WAN routers, migrate branch sites, and deploy SD-WAN edge routers.

Migrate branch sites, migrate data center WAN routers, and deploy controllers.

Deploy SD-WAN edge routers in the data center, deploy controllers, and migrate branchsites

44. Refer to the exhibit.

This 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?

Change the OSPF reference bandwidth to accommodate faster links.

Filter the routes on the link between London and Rome

Change the interface bandwidth on all the links.

Implement OSPF summarisation to fix the issue

45. Retef 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?

route summarization the ASBR interfaces facing the OSPF domain

route summarization on the appropriate ASBR

route summarization on the appropriate ABR

route summarization on EIDRP routers connecting toward the ASBR

46. Company XYZ wants to redesign the Layer 2 part of their network and wants to use all available uplinks for increased performance. They also want to have end host reachability supporting conversational learning. However, due to design constraints, they cannot implement port-channel on the uplinks.

Which other technique can be used to make sure the uplinks are in active/active state?

TRILL

LISP

MSTP

switch stack

47. IPFIX data collection via standalone IPFIX probes is an alternative to flow collection from routers and switches.

Which use case is suitable for using IPFIX probes?

performance monitoring

security

observation of critical links

capacity planning

48. Which BGP feature provides fast convergence?

BGP PIC |

BGP-EVPN

BGP FlowSpec

BGP-LS

49. You have been asked to design a high-density wireless network for a university campus.

Which two principles would you apply in order to maximize the wireless network capacity? (Choose two.)

Implement a four-channel design on 2.4 GHz to increase the number of availablechannels

Choose a high minimum data rate to reduce the duty cycle.

increases the number of SSlDs to load-balance the client traffic.

Make use of the 5-GHz band to reduce the spectrum utilization on 2.4 GHz when dual-band clients are used.

Enable 802.11n channel bonding on both 2.4 GHz and 5 GHz to increase the maximum aggregated cell throughput.

50. Company XYZ has a hub-and-spoke topology over an SP-managed infrastructure. To measure traffic performance metrics, they implemented IP SLA senders on all spoke CE routers and an IP SLA responder on the hub CE router.

What must they monitor to have visibility on the potential performance impact due to the constantly increasing number of spoke sites?

CPU and memory usage on the spoke routers

memory usage on the hub router

CPU usage on the hub router

interface buffers on the hub and spoke routers

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51. A healthcare provider discovers that protected health information of patients was altered without patient consent. The healthcare provider is subject to HIPAA compliance and is required to protect PHI data.

Which type of security safeguard should be implemented to resolve this issue?

technical and physical access control

administrative security management processes

physical device and media control

technical integrity and transmission security

52. Agile and Waterfall are two popular methods for organizing projects.

What describes any Agile network design development process?

working design over comprehensive documentation

contract negotiation over customer collaboration

following a plan over responding to change

processes and tools over individuals and interactions over time

53. An international media provider is an early adopter of Docker and micro services and is using an open-source homegrown container orchestration system. A few years ago, they migrated from on-premises data centers to the cloud Now they are faced with challenges related to management of the deployed services with their current homegrown orchestration system.

Which platform is well-suited as a state-aware orchestration system?

Puppet

Kubemetes

Ansible

Terraform

54. 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 Intothe 91.7.0.0/16 network?

Prepend AS path for the 91.7.0.0/16 network and set it for neighbor in AS 200.

Use extended community for the 91.7.0.0/16 network, not advertising it to the bi-lateral peer.

Use local preference on R1 for the networks that AS 500 advertises to AS 111.

Set higher MED for neighbor in AS 100 to influence incoming traffic for the 91. 7.0.0/16 network.

55. A customer has a functional requirement that states HR systems within a data center should be segmented from other systems that reside in the same data center and same VLAN. The systems run legacy applications by using hard-coded IP addresses.

Which segmentation method is suitable and scalable for the customer?

data center perimeter firewalling

VACLs on data center switches

transparent firewalling

routed firewalls

56. Which two actions must be taken when assessing an existing wireless network implementation for its readiness to support voice traffic? (Choose two.)

Check for high roaming delay.

Check for uniform radio coverage across the floors.

Check for high channel utilization.

Check for latency over wireless.

Identify frequent TX power changes.

57. Company XYZ is designing the network for IPv6 security and they have these design requirements:

✑ A switch or router must deny access to traffic from sources with addresses that are correct, but are topologically incorrect

✑ Devices must block Neighbor Discovery Protocol resolution for destination addresses that are not found in the binding table.

Which two IPv4 security features are recommended for this company? (Choose two)

IPv6 DHCP Guard

IPv6 Source Guard

IPv6 Destination Guard

IPv6 Prefix Guard

IPv6 RA Guard

58. 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?

local addresses

private addresses

link-local addresses

unique local addresses

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

GRE Protocol Type and Checksum extension fields.

GRE Version and Reserved0 extension fields.

No extension fields are available in the GRE header to track session data and packet sequences.

GRE Key and Sequence number extensions.

60. Company XYZ uses an office model where the employees can use any open desk and plug their laptops in. They want to authenticate the end users using their domain username and password before allowing them access to the network. The design must also accommodate the ability of controlling traffic within the same group or subnet if a macro (or micro) segmentation-based model is adopted in the future.

Which protocol can be recommended for this design to authenticate end users?

LDAP

EAP

TACACS+

RADIUS

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61. Refer to the exhibit.

Traffic was equally balanced between Layer 3 links on core switches SW1 and SW2 before an introduction of the new video server in the network. This video server uses multicast to send video streams to hosts and now one of the links between core switches is over utilized.

Which design solution solves this issue?

Add more links between core switches.

Aggregate links Layer 2 link aggregation.

Apply a more granular load- balancing method on SW1.

Apply a more granular load-balancing method on SW2.

Filter IGMP joins on an over -utilized link.

62. Which solution component helps to achieve rapid migration to the cloud for SaaS and public cloud leveraging SD-WAN capabilities?

service-oriented cloud architecture

Cloud onramp

cloud registry

microservices in the cloud

63. Company XYZ is migrating their existing network to IPv6 and they must plan for Layer 2 and Layer 3 devices Some of the access layer switches do not support IPv6, however, core and distribution switches fully support unicast and multicast routing. The company wants to minimize cost of the migration.

Which migration strategy should be used in the design?

The access layer switches must support IGMP snooping at a minimum. Any switches that do not support IGM snooping must be replaced.

Upgrade the nonsupporting switches Otherwise, it will cause an issue with the migration.

Layer 2 switches will not affect the implementation of IPv6. They can be included in the design in their current state.

The access layer switches must support DHCPv6. Any switches that do not support DHCPv6 must be replaced.

64. An engineer is designing a DMVPN network where OSPF has been chosen as the routing protocol A spoke-to-spoke 'J<ita propagation model must be set up.

Which two designconsiderations must be taken into account? (Choose two)

Configure all the sites as network type broadcast

The network type on all sites should be point-to-multipoint

The network type should be point-to-multipoint for the hub and point-to-point for the spokes.

The hub should be set as the DR by specifying the priority to 255.

The hub should be the DR by changing the priority of the spokes to 0.

65. In search of a system capable of hosting, monitoring compiling and testing code in an automated way, what can be recommended to the organization?

Jenkins

Ansible

Perl

Chef

66. Which technology is an open-source infrastructure automation tool that automates repetitive tasks for users who work in networks such as cloud provisioning and intraservice orchestration?

Ansible

Contrail

Java

Jinja2

67. Refer to the exhibit.

A service provider has a requirement to use Ethernet OAM to detect end-to-end connectivity failures between SP-SW1 and SP- SW2.

Which two ways to design this solution are true? (Choose two)

Enable unicast heartbeat messages to be periodically exchanged between MEPs

Enable Connectivity Fault Management on the SP switches

Use upward maintenance endpoints on the SP switches

Forward E-LMI PDUs over VPLS

Forward LLD PDUs over the VPLS

68. Company XYZ wants to secure the data plane of their network.

Which two technologies can be included in the security design? (Choose two)

DAI

IP Source Guard

BEEP

CPPr

MPP

69. What are two descriptions of network optimization? (Choose two.)

maintain high availability

proactive network management

network redesign

network health maintenance

identify network requirements

70. DRAG DROP

An enterprise organization currently provides WAN connectivity to their branch sites using MPLS technology, and the enterprise network team is considering rolling out SD-WAN services for all sites.

With regards to the deployment planning, drag and drop the actions from the left onto the corresponding steps on the right.

Page 8 of 8

71. Which network management framework can be used to develop a network architecture that contains business requirements analysis, gap analysis, and network diagrams as artifacts to be used for design and implementation later?

TOG

ITIL

FCAPS

Cobit

72. You are tasked with the design of a high available network.

Which two features provide fail closed environments? (Choose two.)

EIGRP

RPVST+

MST

L2MP

73. Which two mechanisms avoid suboptimal routing in a network with dynamic mutual redistribution between multiple OSPFv2 and EIGRP boundaries? (Choose two.)

AD manipulation

matching OSPF external routes

route filtering

matching EIGRP process ID

route tagging

74. 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?

PIM dense mode with RP located at the hub

PIM sparse mode with RP located at each remote site

PIM sparse mode with RP located at the hub

PIM dense mode with RP located at each remote site

75. Your company wants to deploy a new data center infrastructure Based on the requirements you have chosen VXLAN as encapsulation technology. The customer is concerned about miss-configuration of Layer 2 devices and DC wide outages caused by Layer 2 loops.

What do you answer?

VXLAN offers native loop avoidance mechanism

Storm Control should be enabled on all ports

VPC+ could prevent L2 loop on access ports

BPDU Guard should be enabled on all VTEP access ports

76. What advantage of placing the IS-IS layer 2 flooding domain boundary at the core Layer in a three-layer hierarchical network is true?

The Layer 1 and Layer 2 domains can easily overlap

It reduces the complexity of the Layer 1 domains

It can be applied to any kind of topology

The Layer 2 domain is contained and more stable

77. Refer to the exhibit.

This network is running legacy STP 802.1 d.

Assuming "hello_timer" is fixed to 2 seconds, which parameters can be modified to speed up convergence times after single link/node failure?

The transit_delay=5 and dpdu_delay=20 are recommended values, considering helto_timer=2 and specified

Only the maximum_transmission_halt_delay and diameter parameters are configurable parameters in 802. to speed up STP convergence process

The max_age and forward delay parameters can be adjusted to speed up STP convergence process.

Only the transit_delay and bpdu_delay timers are configurable parameters in 802.1d to speed up STP convergence process.

78. Which three elements help network designers to construct secure systems that protect information and resources (such as devices, communication, and data) from unauthorized access, modification, inspection, or destruction? (Choose three.)

confidential

serviceability

reliability

availability

integrity

scalability

79. Which function is performed at the access layer of the three-layer hierarchical network design model?

fault isolation

QoS classification and marking boundary

reliability -

fast transport

redundancy and load balancing

80. A green data center is being deployed and a design requirement is to be able to readily scale server virtualization.

Which IETF standard technology can provide this requirement?

data center bridging

unified fabric

Transparent Interconnection of Lots of Links

fabric path

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