최신 300-420 무료덤프 - Cisco Designing Cisco Enterprise Networks

문제1

An engineer must establish a direct connection between two remote offices. The new connection must be established using a logical path, share a common broadcast domain, connect over private WAN, and have as little overhead as possible. Which technology must the engineer choose?

A. L2VPN

B. GET VPN

C. IPsec

D. GRE

정답: A

문제2

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

A. Map users to a virtual network.

B. Act as an anycast Layer 3 gateway.

C. Act as LISP proxy tunnel router.

D. Route and transport IP traffic.

정답: D

문제3

In a Cisco SD-Access fabric, which node facilities connectivity between the fabric and networks external to the fabric?

A. control plane

B. border

C. edge

D. intermediate

정답: B

문제4

Which design consideration should be observed when EIGRP is configured on Data Center switches?

A. Perform manual summarization on all Layer 3 interfaces to minimize the size of the routing table.

B. Configure multiple EIGRP autonomous systems to segment Data Center services and applications.

C. Lower EIGRP hello and hold timers to their minimum settings to ensure rapid route reconvergence.

D. Prevent unnecessary EIGRP neighborships from forming across switch virtual interfaces.

정답: A

문제5

Which feature is used to optimize WAN bandwidth of IGMP network traffic among WAN Edge routers in the same VPN?

A. multicast RP

B. multicast-replicator

C. IGMPv2

D. multicast service routes

정답: A

문제6

Refer to the exhibit.

An engineer must design a WAN solution so that ISP-1 is always preferred over ISP-2. The path via ISP-2 is considered as a backup and must be used only when the path to ISP-1 is down. Which solution must the engineer choose?

A. R1:
- Routes advertised to ISP-1: 0x AS-path prepend
- Routes received from ISP-1: LOW local-preference
- Routes advertised to R2: community NO-ADVERTISE
- Routes received from R2: no action
R2:
- Routes advertised to ISP-2: 5x AS-path prepend
- Routes received from ISP-2: HIGH local-preference
- Routes advertised to R1: no action
- Routes received from R1: community NO-ADVERTISE

B. R1:
- Routes advertised to ISP-1: 0x AS-path prepend
- Routes received from ISP-1: HIGH local-preference
- Routes advertised to R2: community NO-EXPORT
- Routes received from R2: no action
R2:
- Routes advertised to ISP-2: 5x AS-path prepend
- Routes received from ISP-2: LOW local-preference
- Routes advertised to R1: no action
- Routes received from R1: no action

C. R1:
- Routes advertised to ISP-1: 5x AS-path prepend
- Routes received from ISP-1: LOW local-preference
- Routes advertised to R2: community NO-ADVERTISE
- Routes received from R2: no action
R2:
- Routes advertised to ISP-2: 0x AS-path prepend
- Routes received from ISP-2: HIGH local-preference
- Routes advertised to R1: community NO-EXPORT
- Routes received from R1: no action

D. R1:
- Routes advertised to ISP-1: 0x AS-path prepend
- Routes received from ISP-1: HIGH local-preference
- Routes advertised to R2: no action
- Routes received from R2: community NO-EXPORT
R2:
- Routes advertised to ISP-2:5x AS-path prepend
- Routes received from ISP-2: LOW local-preference
- Routes advertised to R1: community NO-ADVERTISE
- Routes received from R1: no action

정답: B

문제7

Which protocol is deployed through LAN automation to build node-to-node underlay adjacencies in SDA?

A. OLISP

B. VXLAN

C. IS-IS

D. OSPF

정답: C

문제8

Which two BGP features will result in successful route exchanges between eBGP neighbors sharing the same AS number? (Choose two.)

A. allow-as-in

B. advertise-best-external

C. client-to-client reflection

D. as-override

E. bestpath as-path ignore

정답: A,D

문제9

Which security functionality does gRPC provide?

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

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

C. implementing secure server-client tunnels with RSA 20*8 cipher encryption

D. enabling RC6 data-level encryption with CRC check

정답: A

문제10

Which OSPF area blocks LSA Type 3, 4 and 5, but allows a default summary route?

A. stub

B. normal

C. totally stubby

D. NSSA

정답: C

문제11

What are two valid scaling techniques when an EIGRP network is designed that consists of more than 1000 routers? (Choose two.)

A. Use structured hierarchical topology with route summarization

B. Used sub-second timers

C. Use the distribute-list command to filter routes

D. Implement multiple EIGRP autonomous systems

E. Modify delay parameters on the links

정답: A,D

문제12

Drag and drop the steps WAN Edge performs when on-boarded into the Cisco SD-WAN overlay from the left into the order they are completed on the right.

정답:

Explanation:
Table Description automatically generated with low confidence

최신 300-420 무료덤프 - Cisco Designing Cisco Enterprise Networks

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