السؤال #1

With which router does IOSXRV-1 have LDP session protection capability enabled but session hold up is not active?

A. 192

B. 192

C. 192

D. 192

عرض الإجابة

اجابة صحيحة: D

السؤال #2

If router A is the RP, which PIM mode can you configure so that devices will send multicast traffic toward the RP?

A. PIM-SM

B. BIDIR-PIM

C. PIM-SSM

D. PIM-DM

عرض الإجابة

اجابة صحيحة: S

السؤال #3

Assume all other configurations are correct and the network is otherwise operating normally. Which conclusion can you draw about the neighbor relationship between routers R1 and R2?

A. The neighbor relationship is up

B. The neighbor relationship will be up only if the two devices have activated the correct neighbor relationships under the IPv4 address family

C. The neighbor is down because the local-as value for R2 is missing in the R1 neighbor statement

D. The neighbor relationship is down because R1 believes R2 is in AS 65012

عرض الإجابة

اجابة صحيحة: D

السؤال #4

Which statement describes the effect of this configuration?

A. It matches HTTP traffic for use in a policy map

B. It applies a service policy to all interfaces remarking HTTP traffic

C. It creates an ACL named WEB that filters HTTP traffic

D. It modifies the default policy map to allow all HTTP traffic through the router

عرض الإجابة

اجابة صحيحة: D

السؤال #5

Which two statements about the IS-IS topology are true? (Choose two.)

A. R1 and R4 are Level 2 neighbors

B. All four routers are operating as Level 1-2 routers

C. All four routers are operating as Level 2 routers only

D. All four routers are operating as Level 1 routers only

E. R1 and R2 are Level 2 neighbors

عرض الإجابة

اجابة صحيحة: D

السؤال #6

A network operator working for service provider with an employee id: 1234:56:789 applied this configuration to a router. Which additional step should the engineer use to enable LDP?

A. Enable MPLS LDP on the interface

B. Disable Cisco Express Forwarding globally

C. Delete the static router ID

D. Configure the both keyword to enable LDP globally

عرض الإجابة

اجابة صحيحة: D

السؤال #7

An engineer is preparing to implement link aggregation configuration. Which statement about this configuration is true?

A. The switch port negotiates an EtherChannel if it receives LACP packets from a connected peer running passive mode

B. The switch port actively sends packets to negotiate an EtherChannel using PAgP

C. The switch port passively negotiates an EtherChannel if it receives PAgP packets from a connected peer

D. The switch port accepts LACP and PAgP packets from a connected peer and negotiate an EtherChannel using the common EtherChannel mode

عرض الإجابة

اجابة صحيحة: A

السؤال #8

Refer to the exhibits. R1 and R2 are directly connected and IS-IS routing has been enabled between R1 and R2. R1 generates the above log message periodically. Based on this output, which statement is true?

A. IS-IS neighbor authentication is failing for Level 2 PDUs only

B. IS-IS neighbor authentication is failing for Level 2 first and then for Level 1 PDUs

C. IS-IS neighbor authentication is failing for Level 1 and Level 2 PDUs

D. IS-IS neighbor authentication is failing for Level 1 PDUs only

عرض الإجابة

اجابة صحيحة: BE

السؤال #9

A regional MPLS VPN provider operates in two regions and wants to provide MPLS L3VPN service for a customer with two sites in these separate locations. The VPN provider approaches another organization to provide backbone carrier services so that the provider can connect to these two locations. Which statement about this scenario is true?

A. When edge routers at different regional sites are connected over the global carrier backbone, MP-eBGP must run between the routers to exchange the customer VPNv4 routes

B. When eBGP is used for label exchange using the send-label option, MPLS-BGP forwarding is configured under the global ABC CSC PE-to-CE interface

C. When BGP is used for both route and label exchange, the neighbor a

D. When IGP is used for route exchange and LDP for label exchange, MPLS is enabled only on the VRF interface on the backbone-carrier PE side

عرض الإجابة

اجابة صحيحة: D

السؤال #10

Which configuration prevents the OSPF neighbor from establishing?

A. default-metric

B. duplex

C. network statement

D. mtu

عرض الإجابة

اجابة صحيحة: D

السؤال #11

Which statement about the status of the neighbor relationship between R1 and R2 is true?

A. The neighbor relationship is down because the two routers are configured with different area types

B. The neighbor relationship is down because the two routers are in the same subnet

C. The neighbor relationship is up because R2 is level 1 and Ievel 2 router

D. The neighbor relationship is down because R2 is operating as a Level 1 router and the two routers are in different areas

عرض الإجابة

اجابة صحيحة: C

السؤال #12

R1 and R2 are directly connected with Fast Ethernet interfaces and have the above configuration applied OSPF adjacency is not formed. When the debug ip ospf hello command is issued on R1, these log messages are seen: Which command can be configured on routers R1 and R2 on f0/0 interfaces to form OSPF adjacency?

A. ip ospf network point-to-multipoint non-broadcast

B. ip ospf network non-broadcast

C. ip ospf network broadcast

D. ip ospf network point-to-point

عرض الإجابة

اجابة صحيحة: C

السؤال #13

Which condition must be met by the OSPF peer of router R1 before the two devices can establish communication?

A. The OSPF peer must use clear-text authentication

B. The OSPF peer must be configured as an OSPF stub router

C. The interface on the OSPF peer may have a different key ID, but it must use the same key value as the configured interface

D. The interface on the OSPF peer must use the same key ID and key value as the configured interface

عرض الإجابة

اجابة صحيحة: C

السؤال #14

An engineer wants to authenticate the OSPF neighbor between PE-A and PE-B using MD5. Which command on PE-B successfully completes the configuration?

A. PE-B(config-if)#ip ospf message-digest-key 1 md5 44578611 PE-B(config- if)#ip ospf authentication null

B. PE-B(config-if)#ip ospf message-digest-key 1 md5 44578611 PE-B(config-if)#ip ospf authentication key-chain 44578611

C. PE-B(config-if)#ip ospf message-digest-key 1 md5 44568611 PE-B(config- if)#ip ospf authentication null

D. PE-B(config-if)#ip ospf message-digest-key 1 md5 44578611 PE-B(config- if)#ip ospf authentication message-digest

عرض الإجابة

اجابة صحيحة: B

السؤال #15

How much must the MTU be increased when configuring the 802.1q VLAN tag?

A. 2 bytes

B. 4 bytesC

D. 12 bytes

عرض الإجابة

اجابة صحيحة: S

السؤال #16

Which statement supports QPPB implementation?

A. QPPB policies affect only egress traffic

B. QoS policies rely exclusively on BGP attributes to manipulate traffic

C. QoS policies are identified in the MPLS forwarding table

D. QoS policies use BGP to gain full coverage on the network

عرض الإجابة

اجابة صحيحة: B

السؤال #17

Refer to the exhibit Router R1 and its peer R2 reside on the same subnet in the network. If an engineer implements this configuration to R1, how does it make connections to R2?

A. R1 establishes TCP connections that are authenticated with a clear-text password

B. R1 establishes UDP connections that are authenticated with an MD5 password

C. R1 establishes UDP connections that are authenticated with a clear-text password

D. R1 establishes TCP connections that are authenticated with an MD5 password

عرض الإجابة

اجابة صحيحة: A

السؤال #18

After implementing a new design for the network, a technician reviews the pictures CLI output as part of the MOP. Which two elements describe what the technician can ascertain from the ImpNull output? (Choose two.)

A. Ultimate Hop Popping is in use for the prefix displayed

B. Penultimate Hop Popping is in use for the prefix displayed

C. Label 0 is used for the prefix displayed, but will not be part of the MPLS label stack for packets destined for 192

D. Label 3 is in use for the prefix displayed and will be part of the MPLS label stack for packets destined for 192

E. Label 0 is used for the prefix displayed and will be part of the MPLS label stack for packets destined for 192

عرض الإجابة

اجابة صحيحة: AB

السؤال #19

Refer to the exhibit Which effect of this configuration is true?

A. R1 can support a peer that is configured for LDP SSO/NSF as the peer recovers from an outage

B. R1can support a graceful restart operation on the peer, even if graceful restart is disabled on the peer

C. R1 can failover to any peer

D. R1 can failover only to a peer that is configured for LDF SSO/NSF

عرض الإجابة

اجابة صحيحة: A

السؤال #20

Which statement about this configuration is true?

A. It requires a dynamic Cisco MPLS TE path to be configured for the tunnel to run

B. It requires OSPF to also be running to have optimized Cisco MPLS TE tunnels

C. It is the configuration for the head-end router of a Cisco MPLS TE tunnel with segment routing

D. It requires an explicit Cisco MPLS TE path to be configured for the tunnel to run

عرض الإجابة

اجابة صحيحة: D

السؤال #21

Which statement about the neighbor statements for 192.168.1.1 is true?

A. The router sends BGP labels for its prefixes to this peer

B. The router must have TDP configured for the send-label command to operate

C. The neighbor router receives at least four labels from this router

D. The router sends only a label for the prefix for Loopback0

عرض الإجابة

اجابة صحيحة: A

السؤال #22

When implementing an LDP protocol, an engineer experienced an issue between two directly connected routers and noticed that no LDP neighbor exists for 1.1.1.1. Which factor should be the reason for this situation?

A. LDP needs to be enabled on the R2 loopback interface

B. LDP needs to be enabled on the R2 physical interface

C. R2 does not see any hellos from R1

D. R2 sees the wrong type of hellos from R1

عرض الإجابة

اجابة صحيحة: D

السؤال #23

A network engineer is implementing QoS services. Which two statements about the qos-group keyword on Cisco IOS XR are true? (Choose two.)

A. It marks packets for end-to-end QoS policy enforcement across the network

B. QoS group marking occurs on the ingress

C. The QoS group numbering corresponds to priority level

D. QoS group can be used in fabric QoS policy as match criteria

E. It cannot be used with priority traffic class

عرض الإجابة

اجابة صحيحة: S

السؤال #24

A network engineer is implementing a BGP routing policy. Which effect of this configuration is true?

A. All traffic that matches acl10 is allowed without any change to its local-preference

B. All traffic that matches acl10 is dropped without any change to its local-preference

C. If traffic matches acl10, it is allowed and its local-preference is set to 300

D. All traffic is assigned a local-preference of 300 regardless of its destination

عرض الإجابة

اجابة صحيحة: D

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