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300-420 Designing Cisco Enterprise Networks (ENSLD) is now Stable and With Pass Result | Test Your Knowledge for Free

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300-420 Practice Questions

Designing Cisco Enterprise Networks (ENSLD)

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Total Questions : 339

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Question # 71

Which two considerations must be made regarding the overlay network for a Cisco SD-Access architecture? (Choose two.)

Options:

A.  

Virtual networks should be used for microsegmentation

B.  

SGTs should be used for data plane isolation and microsegmentation

C.  

Virtual networks should be used for data plane isolation only

D.  

Overlapping IP addresses across different overlay networks should be used to conserve IP addresses

E.  

Overlapping IP addresses across different overlay networks should be avoided for operational simplicity

Discussion 0
Question # 72

A company wants to enable several third-party video conferencing networks based on multicast services. The video conferencing platform can accommodate numerous and dispersed senders and receivers in third-party networks The interior routing protocol is OSPF and the exterior routing protocol is BGP Which multicast mode must be selected to achieve this goal?

Options:

A.  

Enable MP-BGP

B.  

Enable BIDIR-PIM

C.  

Configure MSDP

D.  

Set IGMPv2.

Discussion 0
Question # 73

What is the purpose of the fabric management plane in a Cisco SD-Access architecture?

Options:

A.  

create LISP-based EID for the end-to-end solution that is offered by SD-Access

B.  

enable EID-to-RLOC mapping that is based on the BGP protocol

C.  

create an underlay network that is based on the IS-IS routing protocol

D.  

enable automation techniques for device deployments and configurations

Discussion 0
Question # 74

Question # 74

Refer to the exhibit. An architect is designing a Layer 2 network for a customer. The network will use the spanning-tree protocol. During a link failure between SW1 and SW2, the fastest possible convergence time is desired. Which solution must the architect select?

Options:

A.  

Loop Guard

B.  

UplinkFast

C.  

PortFast

D.  

BackboneFast

Discussion 0
Question # 75

Which function does the Cisco SD-Access intermediate node perform?

Options:

A.  

Act as LISP proxy tunnel router.

B.  

Route and transport IP traffic.

C.  

Act as an anycast Layer 3 gateway.

D.  

Map users to a virtual network.

Discussion 0
Question # 76

When is it advisable to provide dedicated control plane nodes within a Cisco SD-Access design?

Options:

A.  

in a small deployment where border nodes are not required

B.  

in a design where fabric edge nodes are unable to provide control plane functionality

C.  

in designs without Cisco DNA Center

D.  

when there is a requirement for frequent roaming of endpoints across fabric edge nodes

Discussion 0
Question # 77

Company A recently acquired another company. Users of the newly acquired company must be able to access a server that exists on Company A’s network, both companies use overlapping IP address ranges. Which action conserves IP address space and provides access to the server?

Options:

A.  

Use a single IP address to create overload NAT

B.  

Use a single IP address to create a static NAT entry

C.  

Build one-to-one NAT translation for every user that needs access

D.  

Re-IP overlapping address space in the acquired company

Discussion 0
Question # 78

An engineer must design an in-band management solution for a customer with branch sites. The solution must allow remote management of the branch sites using management protocols over an MPLS WAN. Queueing is implemented at the remote sites using these classes:

Question # 78

How must the solution prioritize the management traffic over the WAN?

Options:

A.  

Mark the traffic with DSCP CS1 and map into Class2 with a minimum bandwidth assigned by reducing the bandwidth available to CIass3.

B.  

Mark the traffic with DSCP CS6 and map into Class1 with a minimum bandwidth assigned by reducing the bandwidth available to Class2

C.  

Mark the traffic with DSCP EF and map into Class1 with a minimum bandwidth assigned by reducing the bandwidth available to Class2.

D.  

Mark the traffic with DSCP CS2 and map into Class2 with a minimum bandwidth assigned by reducing the bandwidth available to Class3

Discussion 0
Question # 79

Question # 79

Refer to the exhibit. An engineer proposed this solution for a company that requires a loop-free. Layer 2 network design. The network will run 802.1W, and all links will be 1 Gbps. If all interfaces are up as point- to-point adjacencies, what are the expected port end states based on the design?

Options:

A.  

Eth1/2 on SW2 and SW3 will be in a Desg FWD state

B.  

Eth1/3 on SW2 and SW3 will be m an Attn BLK state

C.  

Eth1/2 on SW3 and SW4 will be m an Attn BLKbtate.

D.  

Eth1/1 on SW1 and SW2 will be in a Root FWD state.

Discussion 0
Question # 80

Question # 80

Refer to the exhibit. Due to budget constraints, a customer decided to purchase WAN routers with one LAN and one WAN interface per device. There is a requirement to connect the three sites to ensure high availability without buying additional WAN links. Which design deployment must the customer choose?

Options:

A.  

single-homed full mesh

B.  

single-homed hub-and-spoke

C.  

dual-homed hub-and-spoke

D.  

dual-homed full mesh

Discussion 0
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