السؤال #1

An engineer needs to improve MPLS network management by implementing a set of tools to supportthe NOC engineers in troubleshooting network failures. Which feature should the engineerimplement to check the connectivity of the MPLS LSP between the ingress and egress PE routers?

A. PLS OAM

B. PLS-TP

C. DP autodiscovery

D. xtended ping

عرض الإجابة

اجابة صحيحة: A

السؤال #2

Which two statements describe primary differences between MPLS Layer 2 and Layer 3 VPNs? (Choose two.)

A. Layer 2 VPNs use IPsec tunneling, but Layer 3 VPNs use L2TPv3 tunneling

B. Layer 2 VPNs use AToM, but Layer 3 VPNs use MPLS/BGP

C. Layer 2 VPNs use BGP, but Layer 3 VPNs use VPLS

D. Layer 2 VPNs use L2TPv3 tunneling, but Layer 3 VPNs use GRE tunneling

E. Layer 2 VPNs use IPsec tunneling, but Layer 3 VPNs use pseudowires to provide tunneling

عرض الإجابة

اجابة صحيحة: BD

السؤال #3

Exhibit: What is the effect of this configuration?

A. AThe mroute table is cleared

B. BRouter 1 accepts multicast routes with a tag of 12:1

C. CA Cisco MPLS TE tunnel is generated with 192

D. DAn LSP virtual interface tunnel is created

عرض الإجابة

اجابة صحيحة: B

السؤال #4

An engineer is troubleshooting an ongoing network outage. Which command should he use that can display the live log files for a process or service running on a network device?

A. traceroute

B. show run

C. ping

D. debug

عرض الإجابة

اجابة صحيحة: D

السؤال #5

What is the primary function of a VRF on a router?

A. It enables the router to support multiple separate routing tables, which allows the device to handle overlapping IP addresses

B. It enables a router to run BGP and a distance vector routing protocol at the same time, which allows it to serve as a VPN endpoint between remote sites

C. It enables a router to configure VLANs locally, which provides segregation between networks

D. It enables the router to provide faster switching through the network by using labels to identify the input and output interfaces for neighbor routers

E. Reveal Answer

عرض الإجابة

اجابة صحيحة: A

السؤال #6

Which utility can you use to validate an LSP in an MPLS environment?

A. uRPF

B. MPLS LSP ping

C. logging

D. RSVP

عرض الإجابة

اجابة صحيحة: B

السؤال #7

An engineer is investigating an MPLS LDP issue. Which command should an engineer use on a Cisco IOS XE device to display the contents of the LFIB?

A. show mpls forwarding-table

B. show mpls ldp neighbors

C. show mpls ldp labels

D. show mpls ldp bindings

عرض الإجابة

اجابة صحيحة: A

السؤال #8

Refer to the exhibit.If the two devices are operating normally, which two conclusions can you draw from this configuration? (Choose two.)

A. CE1 must use OSPF to establish a neighbor relationship with PE1

B. PE1 labels the routes it learns from CE1 with the route - target 222:2 and shares them with its VPNv4 peers

C. PE1 labels the routes it learns from CE1 with the route - target 111:1 and shares them with its VPNv4 peers

D. The PE - CE routes between the devices are being exchanged by OSPF

E. CE1 is supporting CSC

عرض الإجابة

اجابة صحيحة: AD

السؤال #9

The network engineering group of a large ISP needs to harden the management plane of its Cisco 9000Series ASRs. While addressing IPv6 ICMP issues, they realized they have to limit the rate at which IPv6 ICMP error messages are sent out on the network. Which command do they need to apply?

A. icmp ipv6 rate-limit unreachable 1000

B. ipv6 rate-limit 1000

C. icmp ipv4 rate-limit unreachable 1000

D. ipv6 icmp error-interval 50 20

E. Reveal Answer

عرض الإجابة

اجابة صحيحة: D

السؤال #10

In a typical service provider environment, which two tools are used to help scale PE router connectivity requirements? (Choose two.)

A. route reflectors

B. VPNv4 address family

C. originator ID

D. cluster ID

E. confederations

عرض الإجابة

اجابة صحيحة: AE

السؤال #11

Which two BGP attributes prevent loops in a route reflector environment? (Choose two.)

A. cluster ID

B. local preference

C. origin

D. originator ID

E. AS_PATH

عرض الإجابة

اجابة صحيحة: AD

السؤال #12

Refer to the exhibit. A network engineer has been called to configure the four PE devices in order to enable full communication among the four CE devices connected to them. While starting to configure, he experienced a connectivity issue. Which two tasks should the engineer perform in order to begin the process correctly? (Choose two.)

A. onfigure PE3 to export route-targets 100:1 and 200:2

B. onfigure PE3 to import route-targets 100:1 and 200:2

C. onfigure PE4 to import route-targets 101:1 and 202:2

D. onfigure PE2 to export route-targets 300:3 and 400:4

E. onfigure PE1 to import route-targets 300:3 and 400:4

عرض الإجابة

اجابة صحيحة: AB

السؤال #13

An engineer is troubleshooting AToM on an IOS XE router and receives an error when creating the xconnect.

A. encapsulation mpls

B. encapsulation 12tpv3

C. protocol 12tpv3

D. protocol none

عرض الإجابة

اجابة صحيحة: A

السؤال #14

Which kind of traffic is supported in an MVPN Extranet?

A. APIM dense mode with Reverse Path Forwarding

B. BPIM dense mode

C. CPIM sparse mode

D. DBidirectional PIM

عرض الإجابة

اجابة صحيحة: C

السؤال #15

While troubleshooting EoMPLS configuration problems, which three parameters should an engineer match between the two ends of the pseudowire configurations? (Choose three.)

A. VLAN name

B. Xconnect group name

C. EFP subinterface number

D. pseudowire ID

E. MTU size

F. control word usage

عرض الإجابة

اجابة صحيحة: DEF

السؤال #16

Which two statements about MPLS L3 VPN RDs are true? (Choose two.)

A. They enable EIGRP to use address families to separate traffic between IPv4 and VPNv4

B. They are represented as 32-bit values

C. They are represented as 64-bit values

D. They enable OSPF to import and export routes into the global routing table of a router

E. They allow BGP to uniquely identify duplicate routes

عرض الإجابة

اجابة صحيحة: CE

السؤال #17

Refer to the exhibit. A network engineer has been called to configure the four PE devices in order to enable full communication among the four CE devicesconnected to them. While starting to configure, he experienced a connectivity issue. Which two tasks should the engineer perform in order to begin the processcorrectly? (Choose two.)

A. Configure PE3 to export route-targets 100:1 and 200:2

B. Configure PE3 to import route-targets 100:1 and 200:2

C. Configure PE4 to import route-targets 101:1 and 202:2

D. Configure PE2 to export route-targets 300:3 and 400:4

E. Configure PE1 to import route-targets 300:3 and 400:4

عرض الإجابة

اجابة صحيحة: AB

السؤال #18

Which two statements describe primary differences between MPLS Layer 2 and Layer 3 VPNs? (Choose two.)

A. ayer 2 VPNs use IPsec tunneling, but Layer 3 VPNs use L2TPv3 tunneling

B. ayer 2 VPNs use AToM, but Layer 3 VPNs use MPLS/BGP

C. ayer 2 VPNs use BGP, but Layer 3 VPNs use VPLS

D. ayer 2 VPNs use L2TPv3 tunneling, but Layer 3 VPNs use GRE tunneling

E. ayer 2 VPNs use IPsec tunneling, but Layer 3 VPNs use pseudowires to provide tunneling

عرض الإجابة

اجابة صحيحة: BD

السؤال #19

An engineer is troubleshooting an ongoing network outage. Which command should he use that candisplay the live log files for a process or service running on a network device?

A. raceroute

B. how run

C. ing

D. ebug

عرض الإجابة

اجابة صحيحة: D

السؤال #20

Refer to the exhibit. Which result occurs when PE1 learns a new MAC address and all three PEs are enabled with EVPN native?

A. AA system notification is sent to the network administrator that triggers the manual configuration of the new MAC address on PE2 and PE3

B. BThe new MAC address is sent by BGP to PE2 and PE3 as a Type 2 BGP route

C. CThe MAC address is entered into the CAM table and is classified for use on the native VLAN

D. DThe MAC address is entered into the CAM table only if it is learned on the native VLAN

عرض الإجابة

اجابة صحيحة: B

السؤال #21

Which utility can you use to validate an LSP in an MPLS environment?

A. uRPF

B. MPLS LSP ping

C. logging

D. RSVP

عرض الإجابة

اجابة صحيحة: B

السؤال #22

Refer to the exhibit.If the two devices are operating normally, which two conclusions can you draw from this configuration? (Choose two.)

A. CE1 must use OSPF to establish a neighbor relationship with PE1

B. PE1 labels the routes it learns from CE1 with the route-target 222:2 and shares them with its VPNv4 peers

C. PE1 labels the routes it learns from CE1 with the route-target 111:1 and shares them with its VPNv4 peers

D. The PE-CE routes between the devices are being exchanged by OSPF

E. CE1 is supporting CSC

عرض الإجابة

اجابة صحيحة: AD

السؤال #23

Refer to the exhibit. A customer with a single site requested additional monitoring for Ethernet connections to its service provider. Ethernet OAM has been implemented on the link between CE1 and PE2.Which command must be implemented on PE2?

A. thernet oam max-rate 8

B. thernet oam remote-loopback supported

C. thernet oam min-rate 8

D. thernet uni id 2004-20

عرض الإجابة

اجابة صحيحة: B

السؤال #24

Refer to the exhibit.A network engineer has been called to configure the four PE devices in order to enable full communication among the four CE devices connected to them. While starting to configure, he experienced a connectivity issue. Which two tasks should the engineer perform in order to begin the process correctly? (Choose two.)

A. Configure PE3 to export route-targets 100:1 and 200:2

B. Configure PE3 to import route-targets 100:1 and 200:2

C. Configure PE4 to import route-targets 101:1 and 202:2

D. Configure PE2 to export route-targets 300:3 and 400:4

E. Configure PE1 to import route-targets 300:3 and 400:4

عرض الإجابة

اجابة صحيحة: AB

السؤال #25

Which utility can you use to validate an LSP in an MPLS environment?

A. uRPF

B. MPLS LSP ping

C. logging

D. RSVP

عرض الإجابة

اجابة صحيحة: B

السؤال #26

Refer to the exhibit.A network engineer has been called to configure the four PE devices in order to enable full communication among the four CE devices connected to them. While starting to configure, he experienced a connectivity issue. Which two tasks should the engineer perform in order to begin the process correctly? (Choose two.)

A. Configure PE3 to export route-targets 100:1 and 200:2

B. Configure PE3 to import route-targets 100:1 and 200:2

C. Configure PE4 to import route-targets 101:1 and 202:2

D. Configure PE2 to export route-targets 300:3 and 400:4

E. Configure PE1 to import route-targets 300:3 and 400:4

عرض الإجابة

اجابة صحيحة: AB

السؤال #27

Refer to the exhibit. An engineer is implementing an MPLS P2MP TE solution. Which type of router can serve as the midpoint router and the tailend router in thisP2MP TE network implementation?

A. headend

B. source

C. transit

D. bud

عرض الإجابة

اجابة صحيحة: D

السؤال #28

Refer to the exhibit.A network engineer has been called to configure the four PE devices in order to enable full communication among the four CE devices connected to them. While starting to configure, he experienced a connectivity issue. Which two tasks should the engineer perform in order to begin the process correctly? (Choose two.)

A. Configure PE3 to export route-targets 100:1 and 200:2

B. Configure PE3 to import route-targets 100:1 and 200:2

C. Configure PE4 to import route-targets 101:1 and 202:2

D. Configure PE2 to export route-targets 300:3 and 400:4

E. Configure PE1 to import route-targets 300:3 and 400:4

عرض الإجابة

اجابة صحيحة: AB

السؤال #29

What do EVPN single-active and all-active have in common?

A. They are default gateway redundancy options

B. They are multihoming mechanisms used for CE devices

C. They are used to provide single connection from a CE device to a service provider

D. They are both roles that a designated router can take when MPLS is used with EVPN

عرض الإجابة

اجابة صحيحة: D

السؤال #30

Which tool identifies the point of failure in a P2MP LSP from the ingress LSR?

A. itter TLV

B. PAN

C. 2MP traceroute

D. 2MP ping

عرض الإجابة

اجابة صحيحة: C

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اجتياز اختبار الممارسة Cisco وPMP وCISA وCISM وAWS بنسبة 100% للبيع! احصل الان

View The Updated 300-515 Exam Questions

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اجتياز اختبار الممارسة Cisco وPMP وCISA وCISM وAWS بنسبة 100% للبيع!
احصل الان