[Free] Download New Updated (April 2016) Cisco 300-320 Actual Tests 171-180

By | April 7, 2016

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QUESTION 171

A network administrator wants to provide high availability in a data center environment by making sure that there is no reconvergence of Layer 2 and Layer 3 protocols when there is a Layer 3 switch failure. Which Cisco Nexus feature fulfills this purpose?

 

A.

ISSU

B.

VSS

C.

vPC

D.

MEC

 

Correct Answer: C

 

 

QUESTION 172

Which two of these are
characteristics of multicast routing? (Choose two.)

 

A.

multicast routing uses RPF.

B.

multicast routing is connectionless.

C.

In multicast routing, the source of a packet is known.

D.

When network topologies change, multicast distribution trees are not rebuilt, but use the original path

E.

Multicast routing is much like unicast routing, with the only difference being that it has a a group of receivers rather than just one destination

 

Correct Answer: AC

 

 

QUESTION 173

Which protocol is required for end-to-end signaling in an IntServ QoS architecture?

 

A.

RSVP

B.

DSCP

C.

ToS

D.

LLQ

E.

DiffServ

 

Correct Answer: A

 

 

 

 

 

 

QUESTION 174

Which statement about NIC teaming configurations is true?

 

A.

With ALB, all ports use one IP address and multiple MAC addresses.

B.

With AFT, two NICs connect to the different switches.

C.

With SFT, all ports are active.

D.

With AFT, all ports use one IP address and multiple MAC addresses.

 

Correct Answer: A

 

 

QUESTION 175

Which three options are features of IP SLAs? (Choose three.)

 

A.

enables verification of service guarantees

B.

dynamically adjusts QoS parameters

C.

validates network performance and metrics

D.

initiates failover for saturated links

E.

proactively identifies network related issues

 

Correct Answer: ACE

 

 

QUESTION 176

What two sensor types exist in an IDS/IPS solution? (Choose two.)

 

A.

host

B.

anomaly based

C.

policy based

D.

network based

E.

signature

 

Correct Answer: AD

 

 

QUESTION 177

What WAN feature can prioritize real-time, IP-based applications when circuits may be saturated?

 

A.

FRTS

B.

LLQ

C.

CBWFQ

D.

WFQ

 

Correct Answer: B

 

 

QUESTION 178

What are two characteristics of Server Load Balancing router mode? (Choose two.)

 

A.

The design supports multiple server subnets.

B.

An end-user sees the IP address of the real server.

C.

SLB routes between the outside and inside subnets.

D.

The source or destination MAC address is rewritten, but the IP addresses left alone.

E.

SLB acts as a “bump in the wire” between servers and upstream firewall or Layer 3 devices.

 

Correct Answer: AC

 

 

QUESTION 179

A VPN solution requires bulk traffic encryption, low OpEx to add new sites, and the ability to accommodate dynamic tunnels between branch locations. What VPN solution can fulfill these requirements?

 

A.

GETVPN

B.

SSL VPN

C.

Easy VPN

D.

DMVPN

 

Correct Answer: D

 

 

QUESTION 180

Which mechanism is enabled by default in the OTV technology to conserve bandwidth?

 

A.

Automatic unicast flooding is suppressed over the OTV link.

B.

BPDUs are allowed to traverse the OTV link.

C.

Control plane traffic is prevented from traversing the OTV link.

D.

Data plane traffic is prevented from traversing the OTV link.

 

Correct Answer: A

 

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