Ensurepass

QUESTION 181

As part of the network design, ACME Corporation requires the ability to export IPv6 information to better manage its network. Which version of NetFlow records is required to export this information?

 

A.

5

B.

6

C.

7

D.

8

E.

9

 

Correct Answer: E

 

 

QUESTION 182

A company is planning to deploy high-availability cluster support for their servers in a collapsed core data center design. Which issue should be a concern with this design?

 

A.

NIC teaming

B.

MAC address aging

C.

Layer 3 domain sizing

D.

Layer 2 domain sizing

 

Correct Answer: D

 

 

QUESTION 183

Refer to the exhibit. How would you redesign the network to improve availability of the routers 1A and 1B at the core site?

 

clip_image002

 

A.

Enable Graceful Restart Helper for OSPF

B.

Use link bundles over multiple slots

C.

Use APS Ethernet circuits and redundant interfaces

D.

Create a multichassis system with the two routers

 

Correct Answer: D

 

 

QUESTION 184

Refer to the exhibit. A service provider using IS-IS has designed this network with all core links at the Layer 2 control plane. How will they adjust the design to reduce the flooding of update packets?

 

clip_image004

 

A.

Change the area type of the links to be level-1-2 to allow level-1 updates.

B.

Change the network type of the links from broadcast to point-to-point.

C.

Use IS-IS mesh groups.

D.

Configure SPF timers to be more aggressive so that updates are more quickly cleared from the queue.

 

Correct Answer: C

 

 

 

 

 

QUESTION 185

A company plans to establish a new network using Cisco Catalyst switches for its multicast applications. What is the disadvantage when two multicast applications are using the multicast IP addresses 234.17.4.5 and 234.145.4.5 inside the same network?

 

A.

Multicast packets from both applications are flooded to all Layer 2 ports in a segment where a multicast receiver is located.

B.

Multicast packets from both applications are flooded to ports where one multicast receiver from one application is located.

C.

Only one multicast stream is received at the port where the receivers from both applications are located.

D.

Both multicast senders will always receive the multicast packets from the other multicast application.

E.

The routers doing PIM-SM cannot distinguish between the two multicast applications.

 

Correct Answer: B

 

 

QUESTION 186

A senior network designer suggests that you should improve network convergence times by reducing BGP timers between your CE router and the PE router of the service provider. Which three factors should you to consider when you adjust the timer values? (Choose three.)

 

A.

access bandwidth

B.

service provider agreement to support tuned timers

C.

number of routes on the CE router

D.

number of VRFs on the PE router

E.

service provider scheduling of changes to the PE

 

Correct Answer: ABC

 

 

QUESTION 187

Two medium-sized companies recently merged and would like to share their two campus buildings as soon as possible. Employees should be able to sit and work in either building. If the IP addresses in the networks overlap, which virtualization technology could be deployed quickly to achieve the business objective?

 

A.

MPLS-VPN

B.

VRF-LITE

C.

EoMPLS

D.

L2TPv3

 

Correct Answer: B

 

 

QUESTION 188

When adding an IPSec headend termination device to your network design, which two performance indicators are the most accurate to determine device scalability? (Choose two.)

 

A.

CPU capabilities

B.

bandwidth capabilities

C.

packets per second capabilities

D.

maximum tunnel termination capabilities

 

Correct Answer: CD

 

 

QUESTION 189

Refer to the exhibit. You must ensure that both core A and core B devices have only the minimum information required for reaching the spoke routers yet maintain full reachability during network failures. Which of the following design solutions accomplishes these requirements?

 

clip_image005

 

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A.

Route summarization, with specific route leaking on hubs A and B

B.

Route summarization, with GRE tunnel on hubs A and B

C.

Implement PfR enhancements on hubs A and B.

D.

Implement ODR for hub-to-spoke routing.

 

Correct Answer: B

 

 

QUESTION 190

Which two techniques are used in a network design to slow down the distribution of topology information caused by a rapidly flapping link? (Choose two.)

 

A.

Bidirectional Forwarding Detection

B.

IP event dampening

C.

link-state incremental SPF

D.

link-state partial SPF

E.

LSA throttling

F.

SPF throttling

Correct Answer: BE

 

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