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Designing Cisco Network Service Architectures (ARCH)

QUESTION 241

What SAN technology can accomplish fabric infrastructure implementation using multiple fabrics?

 

A.

VSAN

B.

IVR

C.

SCSI

D.

NAS

 

Correct Answer: A

 

 

QUESTION 242

Which multicast implementation strategy provides load sharing and redundancy by configuring intradomain RPs as MSDP peers?

 

A.

anycast RP

B.

auto-RP

C.

bootstrap router

D.

static RP

 

Correct Answer: A

Explanation:

https://www.cisco.com/c/en/us/td/docs/ios/solutions_docs/ip_multicast/White_papers/anycast.html#wp1029118

 

“Anycast RP is a useful application of MSDP. Originally developed for interdomain multicast applications, MSDP used for Anycast RP is an intradomain feature that provides redundancy and load-sharing capabilities. Enterprise customers typically use Anycast RP for configuring a Protocol Independent Multicast sparse mode (PIM-SM) network to meet fault tolerance requirements within a single multicast domain.”

 

 

QUESTION 243

Which route summarization most efficiently reduces perceived network complexity that is composed of subnetworks ranging from 172.16.20.0/24 to 172.16.36.0/24?

 

A.

172.16.8.0/21

B.

172.16.8.0/19

C.

172.16.20.0/20

D.

172.16.0.0/18

E.

172.16.20.0/19

 

Correct Answer: D

 

 

QUESTION 244

Which technology should a network designer combine with VSS to ensure a loop free topology with optimal convergence time?

 

A.

Portfast

B.

UplinkFast

C.

RPVST +

D.

Mulitchassis EtherChannel

 

Correct Answer: C

 

 

QUESTION 245

What is the recommended radius of a cell for a voice-ready wireless network?

 

A.

6 dBm

B.

7 dBm

C.

19 dBm

D.

5 dBm

E.

-67 dBm

F.

-86 dBm

 

Correct Answer: E

Explanation:

https://www.safaribooksonline.com/library/view/foundation-learning-guide/9780132652933/app03.html

 

“Recommendations for VoWLAN deployment include the following:

A cell radius of 67 dBm, with a separation of 19 dBm for cells on the same channel.”

 

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QUESTION 246

What are two benefits of migrating from a vPC design to FabricPath? (Choose two.)

 

A.

infrastructure scalability

B.

lower latency

C.

ease of configuration

D.

network stability

E.

easy to manage

 

Correct Answer: AD

QUESTION 247

An engineer have to design a multicast domain for some application. This multicast network should be secured. Which option should he take?

 

A.

ASM with an addressing of 224.0.0.0/8

B.

ASM with an addressing of 232.0.0.0/8

C.

SSM with an addressing of 224.0.0.0/8

D.

SSM with an addressing of 232.0.0.0/8

 

Correct Answer: D

 

 

QUESTION 248

Which option describes why duplicate IP addresses reside on the same network in Cisco network design?

 

A.

HSRP designed network

B.

Using Cisco ACE in active/passive mode

C.

VRRP designed network

D.

Running multiple routing protocols

 

Correct Answer: B

 

 

QUESTION 249

A network engineer is designing a dual router, dual ISP solution and must prefer one ISP for inbound traffic over the other. Which two BGP attributes can be manipulated to accomplish this goal? (Choose two.)

 

A.

AS path

B.

MED

C.

local preference

D.

weight

E.

origin code

 

Correct Answer: AB

 

 

QUESTION 250

Which option must be included in the design when implementing a triangle looped access layer design?

 

A.

first hop redundancy protocol.

B.

Single uplinks between access and distribution switches.

C.

Layer 2 links between access switches.

D.

Layer 3 links between distribution switches.

 

Correct Answer: A

 

 

 

 

 

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