Online Access Free Cisco.300-420.v2024-09-27.q173 Practice Test (Page 6)

300-420 Exam Question 21

Which consideration must be made when designing a Cisco SD-Access fabric underlay?

A.Subnets must be reduced to decrease latency.

B.Up to six control planes are supported.

C.The default MTU should be increased.

D.A unified policy must be used.

300-420 Exam Question 22

Refer to the exhibit. An engineer is designing a multicampus Layer 3 infrastructure using EIGRP as the routing protocol. The design must provide quick replies to queries in the event of a downlink, prevent unnecessary queries, and ensure that traffic does not unnecessarily transit the access layer. Which two actions must the engineer take for the network design? (Choose two.)

A.Configure core layer switches as stub routers.

B.Configure access layer and core layer switches as stub routers.

C.Configure distribution layer switches to summarize routes to the core layer.

D.Configure access layer switches as stub routers.

E.Configure access layer switches to summarize routes to the distribution layer.

300-420 Exam Question 23

Prior to establishing full-mesh IPsec tunnels in a typical Cisco SD-WAN deployment, which mechanism do WAN Edge routers use to exchange key information for data plane encryption?

A.They use vSmart controllers as key exchange servers.

B.They use IKEv2 when exchanging keys with each other.

C.They use vManage as a key exchange server.

D.They use vBond as a key exchange server.

300-420 Exam Question 24

An engineer is designing a Layer 3 campus network running EIGRP between the core, aggregation, and access layers. The access layer switches will be connected to the aggregation layer using Layer 3 copper connections. The engineer wants to improve convergence time for access layer switch failures. Which technique must the design include?

A.EIGRP summarization from core to aggregation layer

B.enabling BFD for EIGRP on the access layer uplinks

C.reducing the EIGRP Hello / Hold timer values

D.EIGRP summarization from access to aggregation layer

300-420 Exam Question 25

Which security functionality does gRPC provide?

A.supporting secure communication between network devices and control systems using TLS and HTTPS

B.implementing secure server-client tunnels with RSA 2048 cipher encryption

C.enabling RC6 data-level encryption with CRC check

D.mandatory encryption of data at rest using the AES and RSA protocols

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300-420 Exam Question 21

300-420 Exam Question 22

300-420 Exam Question 23

300-420 Exam Question 24

300-420 Exam Question 25

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