2016NEW Cisco 400-201 EXAM] CCIE Service Provider Written EXAM A PART3 (50-70) VCE DUMPS FOR FREE DOWNLOAD WITH 100%PASS ENSURE

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QUESTION NO: 50

Refer to the exhibit. What is the correct action to fix the L2TPv3 configuration?

A. At Router-A, correct the local interface in the pseudowire configuration.

B. At Router-B, correct the encapsulation in the pseudowire configuration.

C. At Router-A, correct the encapsulation in the pseudowire configuration.

D. At Router-B, correct the local interface in the pseudowire configuration.Answer: B

Explanation:

http://www.cisco.com/c/en/us/td/docs/ios/12_0s/feature/guide/l2tpv30s.html#wp1046765

QUESTION NO: 51

Two routers that are running MPLS and LDP have multiple links that than connect them to each

other. An engineer wants to ensure that the label bindings are not flushed from the LIB if one of

the links fails. Which configuration meets this requirement?

A. themplsldp neighbor targetedcommand

B. themplsipcommand on a Cisco MPLS TE tunnel

C. themplsldp discovery targeted-hello acceptcommand

D. themplsldp session protectioncommand

Answer: D

Explanation:

http://www.cisco.com/c/en/us/td/docs/ios/12_0s/feature/guide/fssespro.html#wp1027177

http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_ldp/configuration/xe-3s/asr1000/mp-ldp-xe- 3sasr1000-

book/mp-ldp-sessn-prot.html#GUID-FA0EF183-FA7C-488A-85C1-82BFEB91DCA7

QUESTION NO: 52

A network engineer needs to connect two core switches that use Gigabit Ethernet interfaces in an

MPLS backbone and that are separated by a distance of 60 km. Which Cisco GBIC achieves this

goal?

A. Cisco 1000BASE-T GBIC

B. Cisco 1000BASE-SX GBIC

C. Cisco 1000BASE-LX/LH GBIC

D. Cisco 1000BASE-ZX GBIC

Answer: D

Explanation:http://www.cisco.com/web/partners/downloads/765/tools/quickreference/gbic.pdf

QUESTION NO: 53

The product team at an ISP that offers VoIP services wants to add two-way video conferencing to

their product offering. Which three QoS methods can be applied for real-time traffic on WAN linkswith speeds that are slower than 768 Kbps? (Choose three.)

A. Apply MLP link fragmentation and interleaving to the interface.

B. Apply LLQ with both voice traffic and video traffic in the same priority queue.

C. Apply CBWFQ with VoIP traffic in its own class, which is marked with a PHB value of EF.

D. Apply CBWFQ with video traffic in its own class, which is marked with a PHB value of AF41.

E. Apply voice-adaptivefragmentation to ensure that large video packets are fragmented and

interleaved.

F. Apply LLQ with video traffic that is dedicated in the priority queue.

Answer: A,C,D

Explanation:

http://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/WAN_and_MAN/QoS_SRND/QoSSRND-

Book/WANQoS.html

QUESTION NO: 54

An R1 router requires an equal load balancing to reach the prefix 192.168.0.0/16 over two exit

points: through R2 and R3 routers. Which two options must be configured on the R1 router to

achieve this goal? (Choose two.)

A. The BGP maximum path feature must be configured on R1.

B. The BGP PIC core must be enabled on R1

C. Weight, local-pref, MED, as-path length, origin, and the BGP next-hop IGP cost must be the

same for the R2 and R3 IBGP updates to R1.

D. The BGP Link Bandwidth feature must be applied on R1.

E. BGP extended community exchange must be enabled betweenIBGP neighbors.

Answer: D,E

Explanation:

http://www.cisco.com/c/en/us/td/docs/ios/12_2s/feature/guide/fsbgplb.html#wp1058373

QUESTION NO: 55

An engineer has just configured IOS-XR with out-of-band MPP. Which are the three results that

will occur? (Choose three.)

A. Management traffic to RPfrom all non-MPP interfaces is dropped

B. RP/DRP Ethernet Interfaces are not default out-of-band interfaces.C. MPP configuration changes doesn’t affect active sessions established before the changes

D. Interfaces configured for out-of-band MPP are still part of global routing/forwarding

E. If MPP is disabled and a protocol is activated, all interfaces cannot pass traffic

F. LPTS will provide rate limiting

Answer: A,C,F

Explanation: https://supportforums.cisco.com/document/93456/asr9000xr-local-packet-transportservices-

lpts-copp

QUESTION NO: 56

Refer to the exhibit. The Service Provider is deploying Internet service to its VRF customers by

using vrf INTERNET. A dedicated firewall provides NAT functionally towards the Internet.

Assume that IP address overlapping between VRFs is not an issue.

Which three configuration steps are required to add Internet service to the VRF customers?

(Choose three.)

A. Export the RD ofvrfINTERNETfrom all customer VRFs.

B. Originate a default route on PE4 invrfINTERNET.

C. Import the RD fromvrfINTERNETin all customer VRFs.

D. Originate a default route on the firewall invrfINTERNET.

E. Import the VRF “INTERNET” Route Target in all customer VRFs.

F. Import the Route Target of all customer VRFs invrfINTERNET.

G. Leak all VRF routes to the global routing table.Answer: B,C,G

Explanation:

QUESTION NO: 57 DRAG DROP

Drag and drop the MPLS operation listed on the left to the correct order of the operation on the

right.

Explanation:

QUESTION NO: 58

QoS is applied on an outgoing interface as shown below:

policy-map COS-OUTclass DATA

random-detect dscp-based

random-detect exponential-weighting-constant 9

random-detect dscp 26 39 117 30

random-detect dscp 28 19 35 20

What will the QoS result be for egress traffic with an average queue depth of 40 that is marked as

DSCP AF32?

A. Traffic will be dropped with a random rate less than the one defined by MPD.

B. All traffic will be tail dropped.

C. Traffic will be dropped with a rate of 1 packet out of 20.

D. Traffic will be dropped with a rate of 1 packet out of 30.

Answer: C

Explanation:

QUESTION NO: 59

Refer to exhibit. NAT64 stateless configuration has been applied on RT1 router. The NAT64 prefix

stateless used on this scenario is 2001:DB8:2::/96. ‘Host IPv4 only’ needs to test the connectivity

with ‘Host IPv6 only’ using a ping command. Which is the correct ping command ‘Host IPv4 only’

should use?

A. ping 27.1.1.10

B. ping 27.1.1.10 source 2001:db8:2::7001:10A

C. ping 2001:db8:2::7001:10A

D. ping 2001:db8:2::112.1.1.10

E. ping 2001:db8:2::27.1.1.10

F. ping 2001:db8:2::1B01:10A

Answer: AExplanation:

QUESTION NO: 60

Which is the RP address of the IPv6 multicast address FF76:0:130:1234:5678:9abc::4321?

A. 4321:5678:9abc::30

B. 4321:5678:9abc::13

C. 1234:5678:9abc::130

D. 1234:5678:9abc::1

E. 1234:5678:9abc::13

Answer: D

Reference:http://www.netcraftsmen.com/wp-content/uploads/2014/12/20090429-CMUIntroduction_

to_IP_Multicast.pdfpage 53

QUESTION NO: 61

A Server Provider is seeing an increasing amount of attacks against its customers. For which kind

of attack would an engineer want to design a Backscatter Traceback solution?

A. Rogue DNS/DHCP Servers

B. IP Spoofing

C. Ping of Death

D. Distributed Denial of Service

E. Network Attack TCP/UDP Scan

Answer: B

Reference: http://www.cisco.com/web/about/security/intelligence/sp_infrastruct_scty.html

http://www.cisco.com/web/about/ac123/ac147/archived_issues/ipj_10-4/104_ip-spoofing.html

QUESTION NO: 62

Which QoS method is available when GRE is used to provide MPLS VPN services over an IP-only

core?

A. matching MPLS EXP on the physical interface

B. matching EXP on the tunnel interfaceC. matching DSCP on the physical interface

D. matching DSCP on the tunnel interface

Answer: C

Explanation:

QUESTION NO: 63

A Service Provider wants to extend MPLS WAN endpoints in the cloud at the edge of a customer

network within the cloud. Which platform will meet this requirement?

A. Cisco NX-OS

B. Cisco CSR1000v

C. Cisco ISR Routers running IOS

D. Cisco CRS-1

E. Cisco ASR Routers running IOS-XR

Answer: B

Explanation: http://www.cisco.com/c/en/us/products/collateral/routers/cloud-services-router-

1000v-series/datasheet-c78-733443.html

QUESTION NO: 64

Refer to the exhibit. In the short-pipe QoS mode, this customer has QoS control for which two

links? (Choose two.)

A. a

B. c

C. d

D. bE. e

Answer: A,E

QUESTION NO: 65

MPLS Service Providers use Route Distinguishers and Route Targets as methods to control

routing for customer VRFs. Which two statements are true about Route Distinguishers and Route

Targets? (Choose two.)

A. Route Targets are values that are usedby a PE routertouniquely identify a VRF within its local

MP-BGP VPNv4 table.

B. Route Distinguishers are used by PE routers by exporting and importing routes into a local

VRF.

C. Route Targets are used by PE routers to define how to import and export prefixes into a local

VRF database.

D. Route Targets are extended communities that are used by MP-BGP to identify routes as they

are advertised to neighbor PE routers.

E. Route Distinguishers are values that are used by a PE router to uniquely identify a VRF within

its local MP-BGP VPNv4 table.

Answer: C,E

QUESTION NO: 66

Refer to the exhibit. OSPFv3 is already running, and R1 has added a new subnet (loopback 11).

What is the reason code on R4 when executing the command show ipv6 ospf statistics?

A. P (partial)

B. N (network)

C. R (router)

D. L (link)Answer: C

QUESTION NO: 67

A network engineer is designing the BGP architecture with a requirement of preventing the AS

from becoming a Transit AS path, using the following configuration:

router bgp 65000

neighbor 10.0.0.1 route-map BGP-ROUTE-POLICY in

The goal is to prevent routes learned from 10.0.0.1 from being advertised to any other eBGP

peering in the AS 65000. What command should be used within the route map to achieve this goal

while keeping existing route policies in place?

A. set community no-export additive

B. set community no-advertise

C. set community no-advertiseadditive

D. set community no-export

Answer: C

Reference: http://www.cisco.com/c/en/us/support/docs/ip/border-gateway-protocol-bgp/26634-

bgp-toc.html

QUESTION NO: 68

An IS-IS enabled router with multiple IS-IS neighbors is required to have BFD sessions with all

neighbors. Which BFD mode should you use when you want to save the overhead of periodic

protocol control packets?

A. echo

B. asynchronous

C. demand

D. active

Answer: C

Explanation: https://tools.ietf.org/html/rfc5880#section-3.1

RFC – 5880

QUESTION NO: 69

A Service Provider is designing control policies at the customer edge of the network, in order toprevent usage that exceeds the contracted terms. A new client that is contracted for only 2 Gbps is

connecting to the Service Provider edge with a 10 Gbps interface. Which two QoS strategies meet

the design goal? (Choose two.)

A. On the service Provider edge, enable traffic shaping on the customer port.

B. On the customer edge device,enable traffic shaping on the interface that is connected to the

Service Provider.

C. On the customer edge device, enable policing on the interface that is connected to the Service

Provider.

D. On the service Provider edge, enable policing on the customer port.

E. On the service Provider edge, enable WRED on the customer port.

F. On the customer edge, enable WRED on the interface that is connected to the Service

Provider.

Answer: B,D

Explanation: http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/qos_plcshp/configuration/xe-

3s/asr1000/qos-plcshp-xe-3s-asr-1000-book/qos-plcshp-oview.html

QUESTION NO: 70

SSO was configured on a Cisco ASR 1006 Router by using two RPs. When the main RP failed, a

service disruption occurred. What are two reasons that the SSO did not work? (Choose two.)

A. The standby RP has a different DRAM configuration than the primary RP.

B. HSRP and NSF are not configured.

C. The ESP that is installed in the Cisco ASR 1006 Router does not support SSO.

D. The standby RP was not ready to switch over when the primary RP failed.

E. The standby RP has a different IOSversion than the primary RP.

Answer: B,E

Explanation:

http://www.cisco.com/c/en/us/td/docs/routers/asr1000/configuration/guide/chassis/asrswcfg/High_

Availability.html

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