300-420 Real Exam Dumps Questions and answers 31-40

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Question No.31

When vEdge router redundancy is designed, which FHRP is supported?

A.

HSRP

B.

OMP

C.

GLBP

D.

VRRP

Correct Answer: D

Question No.32

Refer to the exhibit. EIGRP has been configured on all links. The spoke nodes have been configured as EIGRP stubs, and the WAN links to R3 have higher bandwidth and lower delay than the links to R4. When a link failure occurs at the R1-R2 link, what happens to traffic on R1 that is destined for a subnet attached to R2?

image

A.

R1 has no route to R2 and drops the traffic

B.

R1 load-balances across the paths through R3 and R4 to reach R2

C.

R1 forwards the traffic to R3, but R3 drops the traffic

D.

R1 forwards the traffic to R3 in order to reach R2

Correct Answer: D

Question No.33

An organization is designing a detailed QoS plan that limits bandwidth to specific rates. Which two parameters are supported be the traffic policing feature? (Choose two.)

A.

violating

B.

marking

C.

shaping

D.

bursting

E.

conforming

Correct Answer: BC

Question No.34

What is one function of the vSmart controller in an SD-WAN deployment?

A.

orchestrates vEdge and cEdge connectivity

B.

responsible for the centralized control plane of the SD-WAN network

C.

provides centralized network management and a GUI to monitor and operate the SD-WAN overlay

D.

provides a data-plane at branch offices to pass traffic through the SD-WAN network

Correct Answer: B

Question No.35

Which two statements describe source trees in a multicast environment? (Choose two.)

A.

Source trees guarantee the minimum amount of network latency for forwarding multicast traffic

B.

Source trees create an optimal path between the source and the receivers

C.

Source trees use a single common root placed at some chosen point in the network

D.

Source trees can introduce latency in packet delivery

E.

Source trees can create suboptimal paths between the source and the receivers

Correct Answer: AB

Question No.36

An engineer is working with NETCONF and Cisco NX-OS based devices. The engineer needs a YANG model that supports a specific feature relevant only to Cisco NX-OS. Which model must the engineer choose?

A.

Native

B.

IEEE

C.

OpenConfig

D.

IETF

Correct Answer: D

Question No.37

A company is running BGP on a single router, which has two connections to the same ISP. Which BGP feature ensures traffic is load balanced across the two links to the ISP?

A.

Multihop

B.

Multipath Load Sharing

C.

Next-Hop Address Tracking

D.

AS-Path Prepending

Correct Answer: B

Question No.38

Which NETCONF operation creates filtering that is specific to the session notifications?

A.

lt;create-subscriptiongt;

B.

lt;commitgt;

C.

lt;notificationgt;

D.

lt;logginggt;

Correct Answer: A

Question No.39

A company is using OSPF between its HQ location and a branch office. HQ is assigned area 0 and the branch office is assigned area 1. The company purchases a second branch office, but due to circuit delays to HQ, it decides to connect the new branch office to the creating branch office as a temporary measure. The new branch office is assigned area 2. Which OSPF configuration enables all three locations to exchange routes?

A.

The existing branch office must be configured as a stub area

B.

A virtual link must be configured between the new branch office and HQ

C.

A sham link must be configured between the new branch office and HQ

D.

The new branch office must be configured as a stub area

Correct Answer: B

Question No.40

An engineer is working for a large cable TV provider that requires multiple sources streaming video on different channels using multicast with no rendezvous point. Which multicast protocol meets these requirements?

A.

PIM-SM

B.

PIM-SSM

C.

any-source multicast

D.

BIDIR-PIM

Correct Answer: D

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