[Free] 2017(Apr) Ensurepass Examcollection Cisco 400-201 Latest Dumps 141-150

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CCIE Service Provider Written Exam v4.1

QUESTION 141

What BGP feature improves on DDOS mitigation by allowing instructions that are more granular and allow for source address, destination, address, L4 details, and packet specifics to be analyzed?

 

A.

RCMD

B.

RTBH

C.

BGP Flowspec

D.

BGPSec

 

Correct Answer: C

Explanation:

https://supportforums.cisco.com/document/12226726/asr9000xr-understanding-bgp-flowspec-bgp-fs

 

 

QUESTION 142

Which four of these are MPLS label header fields? (Choose four.)

 

A.

Label

B.

VPIVCI

C.

EXP

D.

TTL

E.

FCS

F.

S flag

 

Correct Answer: ACDF

 

 

QUESTION 143

Which solution meets these requirements:

 

clip_image002prevent multicast transit

 

reduce overall processing of pirn control I

 

clip_image002[1]protect against multicast spoofing

 

A.

PIM allow RP

B.

explicit tracking of receivers

C.

multicast stub routing

D.

source specific multicast

 

Correct Answer: D

 

 

QUESTION 144

CRS-1 single shelf maximum capacities?

 

A.

320 Gbit/s

B.

640 Gbit/s

C.

1.2 Tbit/s

D.

92 Tbit/s

 

Correct Answer: C

 

 

QUESTION 145

Which are three characteristics of Cisco Embedded Packet Capture?

 

A.

It has the ability to preserve Ethernet encapsulation information when exported

B.

It has the ability to capture packets in the Cisco Express Forwarding path

C.

It uses EXEC-level commands to s
tart and stop the capture

D.

The capture can be performed only on physical interfaces and sub-interfaces.

E.

It has the facility to expoit the packet capture in pcap format

F.

The Cisco IOS output is displayed in a human-readable format

 

Correct Answer: BCE

 

QUESTION 146

A network engineer is responsible for implementing a solution with Cisco IOS XR Software that insures continuous forwarding during a control plane failure. Which two technologies should the engineer consider? (Choose two.)

 

A.

TEFRR

B.

IPFRR

C.

graceful restart

D.

BFD

E.

NSR

 

Correct Answer: CE

Explanation:

http://www.dsco.com/c/en/us/td/docs/routers/crs/software/crs_r4-3/mpls/configuration/guide/b_mpls_cg43xcrs/b_mpls_cg43crs_chapter_01.html#task_1129

 

 

QUESTION 147

Which two platforms provide hypervisor virtualization? (Choose two.)

 

A.

DevStack

B.

Docker

C.

KVM

D.

OpenStack

E.

Xen

 

Correct Answer: CE

 

 

QUESTION 148

Select two valid administratively scoped multicast addresses in networks running Interior Gateway protocols like EIGRP and OSPF. (Choose two).

 

A.

239.255.255.255

B.

224.0.0.10

C.

239.0.0.1

D.

224.0.0.5

 

Correct Answer: AC

 

 

QUESTION 149

Which two statements about Unified MPLS are true? (Choose two.)

 

A.

Unified MPLS works on Cisco IOS XR Software only.

B.

Unified MPLS extends MPLS across multidomain networks in a scalable manner.

C.

New technologies or protocols are not used; only MPLS, LDP, IGP, and BGP are used.

D.

ABR loopback prefixes should always be redistributed from the core IGP into the aggregation IGP.

E.

The RRs are part of the control path only.

 

Correct Answer: BD

Explanation:

http://www.cisco.com/c/en/us/support/docs/multiprotocol-label-switching-mpls/mpls/116127-configure-technology-00.pdf

 

 

 

QUESTION 150

Refer to the Exhibit. The topology is an inter-AS VPN that is using Option B. Given the traceroute output from CE1 to CE2, which three options are VPN lables? (Choose Three)

 

clip_image004

 

A.

Label 17 for LSP 1.

B.

Label 21 for LSP 1

C.

Label 24 for LSP 1

D.

Label 17 for LSP 2

E.

Label 20 for LSP 2

F.

Label 21 for LSP 2

G.

Label 17 for LSP 3

H.

Label 20 for LSP 3

 

Correct Answer: AFG

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