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Cisco 300-510 Implementing Cisco Service Provider Advanced Routing Solutions (SPRI) Exam Practice Test

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Total 214 questions

Implementing Cisco Service Provider Advanced Routing Solutions (SPRI) Questions and Answers

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Question 1

Refer to the exhibits.

All links inside the network are configured at a default cost of one inside the fully converged OSPF domain. Given the configuration from XR1, which interface does traffic from XR1 that is destined to the loopback interface of XR6 select for the exiting interface?

Options:

A.

Interface GigabitElhemet 0/0. The tie breaker of the node index priority is lower and trumps the path cost.

B.

Interface GigabitEthernet 0/1. The tie breaker of the path cost being lower. The node index priority does not impact this selection process.

C.

Interface GigabitEthernet 0/1. The tie breaker of the node index priority is lower and trumps the path cost.

D.

Interface GigabitEthernet 0/0. The tier breaker of the path cost being lower. The node index priority does not impact this selection process.

Question 2

How does SRv6 function on the control plane?

Options:

A.

It enables SRH-capable nodes to terminate IPv6 packets at the network egress to carry the SRv6 locator.

B.

The Ingress node of the SR domain adds a uSlD format IPv6 header to carry the SRv6 locator.

C.

The ingress node of the SR domain swaps the SRv6 header for the IPv6 header

D.

The egress node of SR domain imposes a new outer header

Question 3

Which keyword is used with the match route-type command to redistribute the external BGP and IGP routes using route map?

Options:

A.

match route-type type-1

B.

match route-type nssa-external

C.

match route-type type-2

D.

match route-type external

Question 4

What are two features of dual-stack? (Choose two.)

Options:

A.

It is implemented without excessive processing power.

B.

It supports IPv4 and IPv6 traffic on the same infrastructure.

C.

It allows an engineer to stack multiple Layer 2 switches to serve as a single switching unit.

D.

It requires tunneling IPv6 traffic over an IPv4 infrastructure.

E.

It securely routes and tunnels traffic between separate sites over the Internet.

Question 5

Refer to the exhibit.

Routers R1, R2. R3, and R4 have been configured to run OSPF. and router R5 is running EIGRP Traffic from R1 to R5 is expected to pass via R4. but OSPF routing has calculated the best path via R3. Which action corrects the problem?

Options:

A.

Configure R3 to use metric-type 1 with a higher metric than R4.

B.

Configure R1 with a static route to the R5 networks and set R5 as the next hop.

C.

Reconfigure R1 in Area 0.

D.

Change the metric-type value on R3 to 2.

Question 6

Refer to the exhibit. After a recent network implementation project, customer A is performing stress testing to verify network redundancy at the branch office connected to R4. When the link from R2 is shut öown as shown, the SLA tracking object fails and the cost of the link between R2 and R4 increases to 100. However, a traceroute operation from a PC in the Branch office shows that traffic to HQ is still routed via R2. Which solution corrects the problem and optimizes traffic flow via R3 without creating operational overhead?

Options:

A.

Configure two OSPF processes on R2 and R3 and redistribute traffic between them.

B.

Redistribute routes from BGP to OSPF as type El.

C.

Use multiarea adjacency to extend Area 10 to the link between R2 and R3.

D.

Create a virtual channel from R3 to R4.

Question 7

Refer to the exhibit.

Router 1 and Router2 have shared routes in the OSPF database but the routes are missing from their routing tables. Checking me prefix-list configuration on both routers, the engineer confirmed all networks are allowed What action should the engineer take to fa the problem?

Options:

A.

Configure the two routers with different process IDs

B.

Configure the two routers with different hello and dead timer values

C.

Switch the DR and BDR roles between the two routers

D.

Configure interface Senal1/0 on Router1 as a point-to-point interface

Question 8

What is a feature of SRGB label values?

Options:

A.

They are used for adjacency segment identifiers.

B.

They allow IS-IS and OSPF to use overlapping ranges on a domain.

C.

They are locally significant.

D.

They are assigned to segment routing nodes and have global significance throughout the domain.

Question 9

Refer to the exhibit.

What is the effect of this configuration?

Options:

A.

It sets the keepalive timer to 30 milliseconds and the hold timer to 240 milliseconds.

B.

It sets the keepalive timer to 30 seconds and the hold timer to 240 seconds.

C.

It sets the hold timer to 30 milliseconds and the keepalive timer to 240 milliseconds.

D.

It sets the hold timer to 30 seconds and the keepalive timer to 240 seconds.

Question 10

Drag and drop the features from the left onto the corresponding routing protocols on the right

Options:

Question 11

Refer to the exhibit.

Routers within the cluster are not receiving the desired prefixes. What must be done to fix the issue?

Options:

A.

Clients in that cluster must have full mesh connectivity between eBGP peers.

B.

No client-to-client must be disabled.

C.

Clients in that cluster must have full mesh connectivity between iBGP peers.

D.

No client-to-client reflection must be enabled.

Question 12

Refer to the exhibit.

Which two commands must the engineer configure for the company's PIM-PIM network to enable Auto-RP mappings to be sent over the FastEthernet0/0 interface without affecting normal operation? (Choose two)

Options:

A.

enable auto-rp listener

B.

enable sparse-dense mode

C.

enable sparse-mode

D.

enable Auto-RP announcements

E.

enable dense mode

Question 13

Refer to the exhibit.

Which task must you perform on interface g1/0/0 to complete the SSM implementation?

Options:

A.

configure OSPFv3

B.

enable CDP

C.

disable IGMP

D.

configure IGMPv3

Question 14

Refer to the exhibit A network engineer installed a new router (router 3) at the regional hub running MPLS services for scalability Router 3 is connected to the 10.44 4.0,'24. 10.44 5.024. 10 44.6.0/24. and 10 44 7 0/24 subnets The new router has been configured for OSPF area 2. and it is advertising the four connected networks. The engineer noticed that the same networks are listed as interarea summary routes, and they are being flooded into each area on the area borders Which action resolves the issue?

Options:

A.

On router 3, configure an access list to filter the networks.

B.

On router 2, configure a route map to filter the networks.

C.

Under the OSPF configuration on router 3. add area 2 range 10.44.4.0 255.255.252.0.

D.

Under the OSPF configuration on router 2, add area 2 range 10.44.4.0 255.255.252.0.

Question 15

Refer to the exhibit. A network engineer is configuring router R3 to handle multicast streams, but Host-2 cannot send subscriptions messages to the IPTV source. Which configuration must the engineer apply to router R3 so it passes the IPTV stream to Host-2?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 16

Refer to the exhibit. Routers CE1 and CE2 are in AS 65530. which is multihomed for Internet access. An engineer expects inbound traffic to AS 65530 to arrive from PE1. but it is coming from PE2 instead PE1 and PE2 routers are connected with CE routers through the same bandwidth Which action must be taken to correct the problem?

Options:

A.

On router CE2, configure inbound routes from PE2 to CE2 with a local-preference value of 50 or greater.

B.

Configure router CEI to prepend the AS path to routes it receives from PE 1.

C.

Set the local-preference value on router CEI to 100 or greater

D.

On router PEI , change the origin for routes that are redistributed from CEI to CE2.

Question 17

In a PIM-SM environment, which mechanism determines the traffic that a receiver receives?

Options:

A.

The receiver explicitly requests its desired traffic from the RP on the shared tree.

B.

The receiver explicitly requests traffic from a single source, which responds by forwarding all traffic.

C.

The RP on the shared tree floods traffic out of all PIM configured interfaces.

D.

The receiver explicitly requests traffic from each desired source, which responds by sending all traffic.

Question 18

Which two characteristics unique to SSM when compared to ASM are true? (Choose two.)

Options:

A.

It uses SPT switchover

B.

It uses (*,G) exclusively

C.

It uses IGMPv3

D.

It uses RP

E.

It uses (S,G) exclusively

Question 19

Which two conditions must be met before separate ISPs can provide interdomain multicast routing? (Choose

two.)

Options:

A.

Each ISP must configure MSDP to connect its individual multicast administrative domain to the domains at other ISPs.

B.

Each ISP must dedicate a single router to handle multicast traffic between providers.

C.

Each ISP must replace its RP assignment with a global RP.

D.

Each ISP must configure its network to use PIM-DM.

E.

Each ISP must support intradomain multicast routing.

Question 20

Refer to the exhibit.

CE1 is the gateway router into the provider network via PE1. A network operator must

inject a default route into OSPF area 0. All devices inside area 0 must be able to reach PE1. Which configuration achieves this goal?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 21

Refer to the exhibit.

A network engineer applied configuration on R1 to summarize all ISIS routes, but R2 Is still receiving specific routes from R1. The engineer has confirmed that both routers are configured with the correct summarization configuration, but R1 is not sending the correct summary routes. Which configuration must be applied to router R1 to summarize routes within Level 1?

Options:

A.

R1 (config-router)#summary-address 1.0.0.0 255.0.0.0 level-1-2

B.

R1(config-router)#no summary-address 1.0.0.0 255.0.0.0 level-1

C.

R1(config-router)#summary-address 1.0.0.0 255.0.0.0 level-1

D.

R1(config-router)#summary-address 1.0.0.0 255.0.0.0 level-2

Question 22

Refer to the exhibit.

What is the relationship between Router 1 and Router 2?

Options:

A.

Router 1 centrally learns the topology of the network to aid in SR-TE path selection, and Router 2 is a node that feeds Router 1 topology information.

B.

Router 1 and Router 2 are participating in SR-TE tunnels and are both head-end routers.

C.

Router 1 and Router 2 centrally learn the topology of the network to aid in SR-TE path selection for peers.

D.

Router 2 is the head-end router in an SR-TE tunnel, and it is learning topology of the network from the PCE enabled on Router 1.

Question 23

Refer to the exhibit The engineering team noticed route disruptions when DSL subscriber 172.16.20.10 goes offline. In this service provider environment:

The OSPF backbone area is configured to advertise loopback prefixes

The PE routers are running BGP-IPv4 address family in a BGP-free core topology.

The DSL subscriber IP subnet 172.16.20.10/32 is redistributed in BGP on PE1

Which configuration on PE1 resolves the issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 24

Refer to the exhibit. An engineer working for a private telecommunication company with an employee id: 4233:46:364 notices that the customer network going through AS30-AS65001-AS65000 is experiencing packet drops when it accesses an application at 172.16.20.1/32 In the DC cloud. The BGP link between AS20 and AS30 is inaccessible because of a fiber cut. Routers RL, RN, and RZ are configured with confederation identifier 10. Which action resolves this Issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 25

In a PIM-SM environment, which mechanism determines the traffic that a receiver receives?

Options:

A.

The receiver explicitly requests its desired traffic from the RP on the shared tree.

B.

The receiver explicitly requests traffic from a single source, which responds by forwarding all traffic.

C.

The RP on the shared tree floods traffic out of all PIM configured interfaces.

D.

The receiver explicitly requests traffic from each desired source, which responds by sending all traffic.

Question 26

The operator must leverage automated steering and coloring with the design. Which two elements from an SR Policy tuple are used for automated steering inside of the network? (Choose two.)

Options:

A.

endpoint

B.

candidate labels

C.

color

D.

CM paths

E.

headend

Question 27

Refer to the exhibit. This network is deployed with all connected links configured to run IS-IS. The routing protocol is enacted globally on each router, and the network engineer expects full routing Information to be shared among all routers. R5 is receiving routes from R4 but is missing routes from R1. Which action corrects the issue so that all routes are shared among the routers?

Options:

A.

Configure all routers to reside in toe area.

B.

Configure RI and RS as Level 1"Level 2

C.

Configure R3 as a Level 2 we.

D.

Configure R5 in the same as RI,

Question 28

Which difference should be considered when intradomain or interdomain multicast routing is implemented?

Options:

A.

Interdomain multicast routing requires an IS-IS or OSPF neighbor relationship between the domains but intradomain multicast routing requires only BGP

B.

Interdomain multicast routing relies on PIM-DM and intradomain multicast routing relies on PIM-SM.

C.

interdomain multicast routing uses BIDR-PIM to establish neighbor relationships between AS and interdomain multicast routing uses MSDP

D.

A network uses intradomain multicast routing without interdomain routing but networks that use interdomain multicast routing must also apply intradomain routing

Question 29

What is the role of a segment routing mapping server?

Options:

A.

It advertises a local SID mapping policy to all of the mapping clients

B.

It works with IGP instances to calculate the prefix-SIDs in the absence of a mapping policy

C.

It selects multiple mapping entries to create overlapping active mapping policies

D.

It reads and translates remotely received SIDs from other mapping servers to create SID mapping entries

Question 30

Which IPv6 prefix format defines the destination of a dynamic 6to4 tunnel?

Options:

A.

2001:db8::/32

B.

2002::/16

C.

fe80::/10

D.

ff00::/8

Question 31

Which command is used to enable BIDIR-PIM under global configuration mode for Cisco IOS XE Sofware?

Options:

A.

ip pim bidir-enable

B.

ipv4 pim bidir-enable

C.

ip multicast-routing

D.

ip pim bidir

Question 32

Refer to the exhibit.

How are packets directed through the data plane when SRv6 is implemented?

Options:

A.

An ordered list of segments is encoded in a routing extension header

B.

The MPLS data plane is used to push labels onto IGP routes

C.

A stack of labels represents an ordered list of segments

D.

The packet is encapsulated with a header and trailer encoding the ordered list of segments

Question 33

Refer to the exhibit. Routers R1. R2, R3. and R4 are peer routers that reside in different administrative domains. PIM-SM is running in each autonomous system, and EBGP is configured between the peers. A network administrator has just implemented MSDP between the connected peers. When the administrator enabled the MSDP configuration. R1 and R2 failed to establish a peering relationship. All other connected routers successfully established peering sessions Which action must the engineer take to resolve the issue between R1 and R2?

Options:

A.

Change the MSDP authentication method to clear text

B.

Configure the peers to be in the same autonomous system.

C.

Set the same MSDP password on both peers

D.

Implement BGP authentication between the peers.

Question 34

Refer to the exhibit. Router R1 is expected to receive routes that originate from AS 65547 only. However, R1 is receiving routes from AS 65547 and several other ASs that are directly attached to it. Which change to the AS path permit filter corrects the problem?

Options:

A.

Change the regular expression to $.

B.

Change the regular expression to.*.

C.

Change the regular expression to _65547_.

D.

Change the regular expression to A65547$

Question 35

Refer to the exhibit.

There is a connectivity issue between Customer-1 and Customer-2 File servers between the customers cannot send critical data R3 routes are missing from the routing table on the Customer-1 router All interlaces on Customer-1 are up Which configuration must be applied to router R2 to correct the problem?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 36

Refer to the exhibit.

A network operator is getting the route for 10.11.11 0/24 from two upstream providers on

#XR3. The network operator must configure #XR3 to force the 10.11.11.0/24 prefix to route via next hop of 10.0.0.9 as primary when available. Which of these can the operator use the routing policy language for, to enforce this traffic forwarding path?

Options:

A.

weight of 0 on the prefix coming from 192.168.0.2

B.

lower local preference on the prefix coming from 192.168.0.2

C.

higher local preference on the prefix coming from 192.168.0.1

D.

weight of 100 on the prefix coming from 192.168.0.1

Question 37

Refer to the exhibit.

An MPLS core network has connectivity issues R4 has failed. It impacts traffic loss between R1 and R8. Customers report no access to their file servers, which delays their transformation work. Which quick action resolves the issue until R4 recovers?

Options:

A.

Implement Link and Node protection on routers R2 and R7.

B.

Disable traffic engineering so that traffic prefers the IGP path

C.

Enable MPLS TE fast reroute on router R1 and Link and Node protection on router R2.

D.

Configure IBGP full mesh for faster convergence.

Question 38

After changing the IP address on an IOS XR router, an engineer cannot ping the new address Which step did the engineer forget to complete?

Options:

A.

commit the configuration

B.

roll back the configuration

C.

save the running configuration

D.

merge the configuration

Question 39

Refer to the exhibit.

R1 is directly connected to R2 and R3. R1 is in BGP AS 123, R2 is in BGP AS 2, and R3

is in BGP AS 3. Assume that there is no connectivity issue between R1, R2 and R1, R3. Which result between

BGP peers R1, R2 and R1, R3 is true?

Options:

A.

The BGP session does not come up between R1 and R2 and between R1 and R3.

B.

The BGP session comes up between R1 and R2 and between R1 and R3.

C.

The BGP session comes up between R1 and R3, but not between R1 and R2.

D.

The BGP session comes up between R1 and R2, but not between R1 and R3.

Question 40

Refer to the exhibit.

Why is neighbor 10.1.5.5 stuck in “2WAY” state?

Options:

A.

Router ID 10.1.5.5 is not reachable from R2

B.

OSPF authentication has failed between R2 and 10.1.5.5

C.

It is an expected behavior when OSPF network type is broadcast

D.

OSPF parameters (Area ID or hello interval) are mismatched between R2 and 10.1.5.5

Question 41

Refer to the exhibit. A service provider has LDP and segment routing running in the network. Mobility traffic is carried through LDP and enterprise traffic is carried through segment routing. Which configuration must be implemented to connect the bank branch with the HUB site on routers?

Options:

A.

Configure segment-routing Sr-prefer prefix-list on AG1 and AG2 router for 10.10.10.10/24.

B.

Enable segment-routing Mpls Sr-prefer on CR1 and CR2 routers for 10.0.0.0/8.

C.

Enable segment-routing Mpls Sr-prefer on AG1 and AG2 routers for 10.0.0.0/8.

D.

Configure segment-routing sr-prefer prefix-list on CR1 and CR2 routers for 10.20.20.10/24.

Question 42

Which cost is the default when redistributing routes from BGP to OSPF?

Options:

A.

20

B.

1

C.

infinite

D.

automatic

Question 43

What is the difference between RPL and route-maps?

Options:

A.

Unlike RPL. route-maps are supported with IPv4 address families only

B.

Unlike route-maps, only RPL supports extcommunity sets to group extended communities.

C.

Unlike RPL. route-maps are designed for BGP protocol only.

D.

Unlike route-maps, only RPL is designed for bulk configuration of multiple devices.

Question 44

Refer to the exhibit. The Cisco router has a single uplink to the upstream network, which is critical to the business. The router is configured for traffic steering with the Autoroute mechanism configured to steer all OSPF and IS-IS prefixes over non-shortest paths and divert traffic for those prefixes to the SR-TE policy. However, the Autoroute Announce functionality for all prefixes is not working. Which additional command set must the engineer configure on the router to correct this issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 45

Refer to the exhibit.

P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration

applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers

can open tcp port 179 to each other. Which action fixes the issue?

Options:

A.

Change HMAC-MD5 to HMAC-SHA1-20

B.

Configure the send and accept lifetime under key 1

C.

Change HMAC-MD5 to MD5

D.

Change HMAC-MD5 to HMAC-SHA1-12

Question 46

Refer to the exhibit.

A network operator is troubleshooting TE tunnels and discovers that the soft preemption is not working as desired. Where should the soft preemption be applied to solve the issue?

Options:

A.

on the tail-end device for tunnel-te1 192.168.0.7

B.

under the tunnel-te1 interface on PE1

C.

explicitly for tunnel-te 1 under the Cisco MPLS TE configuration mode after the timeout setting

D.

Under the interface Loopback0 necessary for this deployment type.

Question 47

Which feature is used in multicast routing to prevent loops?

Options:

A.

STP

B.

inverse ARP

C.

RPF

D.

split horizon

Question 48

What is the difference between RPL and route map actions?

Options:

A.

RPL uses match, pass, set, and drop actions, and route maps use match, set. and drop actions.

B.

RPL uses pass. set. and drop actions only, and route maps use match, set, and drop actions.

C.

RPL uses pass, set. drop, and done actions, and route maps use match and set actions only.

D.

RPL uses match, set, drop, and stop actions, and route maps use match, set, and drop actions.

Question 49

Refer to the exhibit.

CE1 and CE2 are iBGP neighbors in AS 65516. All traffic that exits AS 65516 must use the link from CE1 to PE1. CE1 is advertising a higher local preference to CE2, but traffic from CE2 still prefers the PE2 link. Which action corrects the problem?

Options:

A.

Add the lower local-preference value on PE2 towards CE2.

B.

Configure CE1 to send routes to CE2 with a higher MED.

C.

Configure CE1 to send routes to CE2 with a higher weight.

D.

Add the next-hop self command to the CE1 neighbor statement for CE2.

Question 50

Refer to the exhibit. Excessive routes are flooding from network 150.0.0.0 into AS100. Internet traffic between AS400 and AS300 is working normally. No route controlling mechanism is applied on incoming and outgoing traffic Which configuration resolves the issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 51

Refer to the exhibit.

All routers on this network have been configured with P1M-SM and R1 is the rendezvous point However, when asymmetric routing is implemented to modify link usage the network begins to drop certain multicast traffic Which action corrects the problem?

Options:

A.

Place the routes affected by asymmetric routing in a VRF.

B.

Remove the asymmetric routing and use spanning tree to manage link usage.

C.

Add a static Mroute for routes that are failing.

D.

Configure the routers to use PIM-DM instead of PIM-SM.

Question 52

Refer to the exhibit.

VPN users that are connected to PE routers are facing network issues. Traffic that originates from CE1 drops before reaching CE2. An engineer finds no outgoing traffic statistics on PE1 and PE2 routers toward CE devices and finds that the PE1 router is running the older software image. Which action must be implemented to resolve the issues?

Options:

A.

Enable LDP protocol on PE1 and PE2 routers.

B.

Advertise P1 router loopback on PE1 in OSPF.

C.

Enable CEF-based forwarding on PE1 router.

D.

Advertise PE2 router loopback on PE1 in OSPF.

Question 53

A network engineer is troubleshooting OSPF multiarea. Which Cisco IOS XR feature should the engineer use in order to streamline OSPF issue?

Options:

A.

hierarchical CLI

B.

routing process enabled by default on all interfaces

C.

DR support for topology management

D.

show lp ospf topology command

Question 54

Which feature provides service independence in service provider networks?

Options:

A.

binding SID that is used to stitch different domains

B.

prefix SID that contains router hops toward the destination

C.

adjacency SID that represents a path between the routers

D.

node SID that identifies the network device

Question 55

Refer to the exhibit A network engineer configured the redistribute connected subnets route-map filtering command on R1 to redistribute connected interfaces to the OSPF process The engineer also wants to filter out IP address 10 0 1 0/24. but the prefix still appears in the routing tables of the other routers on the network. Which action corrects the problem?

Options:

A.

Remove route-map sequence 30.

B.

Add a set statement to route-map sequence 20.

C.

Change the deny statement in access list 2 to permit

D.

Remove the subnets keyword from the redistribute connected subnets route-map filtering command.

Question 56

Refer to the exhibit. An engineering team implemented IS-IS on the network, with several different areas. Recently, router R6 in area 3 has been experiencing excessive CPU usage. To reduce the load, a network engineer implemented route summarization on R2 However. R6 is still receiving the full routes from all routers. Which action must the engineer take to resolve the excessive CPU usage?

Options:

A.

Configure routers R3 and R5 to send summary routes to R6.

B.

Configure the Level 2 router R6 to manage summarization for the network

C.

Configure router R1 to send only the default route to R2 and R4.

D.

Configure all routers as Level 1/2 routers so that route summarization functions throughout the network

Question 57

While configuring Cisco NSF awareness, a network engineer enters the bgp graceful-restart command after the BGP session is established in a router that runs IOS XE Software. Graceful restart capabilities are not exchanged. Which two actions should be taken? (Choose two.)

Options:

A.

Reload the router

B.

Verity that BGP route dampening is configured

C.

Reduce BGP convergence time

D.

Issue the clear ip bgp * command

E.

Issue the show ip bgp neighbors command.

Question 58

Which lag command is used within route-map to redistribute routes that match with routes tagged with the specified tag numbers?

Options:

A.

match routing tag

B.

match all tag

C.

match route tag

D.

match tag

Question 59

For which reason can two BGP peers fail to establish a neighbor relationship?

Options:

A.

Their BGP send-community strings are misconfigured

B.

Their BGP timers are mismatched

C.

Their remote-as numbers are misconfigured

D.

They are both activated under an IPv4 address family

Question 60

Refer to the exhibit.

After these configurations were applied to routers R1 and R2. the two devices cannot form a neighbor relationship What is the reason tor the problem?

Options:

A.

The two routers have the same area ID.

B.

The two routers have different iS-types

C.

The two routers have the same network ID

D.

The two routers cannot authenticate with one another

Question 61

Refer to the exhibit After recent configuration changes to a customer's network, a network engineer notices that R2 cannot communicate with R3 Both FastEthemet interfaces on R2 and R3 are up and configured with the correct IP addresses MD5 password configured en R2 and R3 match with no issues What is the minimum change the engineer must make to enable R2 and R3 to communicate and fix the problem?

Options:

A.

Configure a loopback interface on R2 and assign it to area 0.

B.

Define area 2 as a NSSA on R2 and R3

C.

Configure virtual links between RI and R3.

D.

Configure interface F0/0 on RI and R2 to be in area O.

Question 62

Refer to the exhibit.

What is the relationship between Router 1 and Router 2?

Options:

A.

Router 1 centrally learns the topology of the network to aid in SR-TE path selection, and Router 2 is a node that feeds Router 1 topology information.

B.

Router 1 and Router 2 are participating in SR-TE tunnels and are both head-end routers.

C.

Router 1 and Router 2 centrally learn the topology of the network to aid in SR-TE path selection for peers.

D.

Router 2 is the head-end router in an SR-TE tunnel, and it is learning topology of the network from the PCE enabled on Router 1.

Question 63

After an engineer configures BGP in R1, it starts receiving this message

*Jun 29 13:30:50.122: %BGP-5-ADJCHANGE: neighbor 192.168.10.1 Down User reset

Jun 29 13:30:52.341: %BGP-3-NOTIFICATION: sent to neighbor 192.168.10.1 2/6 (unacceptable hold time) 0 bytes

Which action makes the peering come back up again?

Options:

A.

Make a soft reset to the peer.

B.

Set up a minimum hold-down timer higher.

C.

Set up a hello timer higher.

D.

Set up a hold-down timer higher.

Question 64

Refer to the exhibit. Company A established BGP sessions with several ISPs. A network engineer at the company must filter out all traffic except for routes that transit AS 152. The engineer configured the filtering policy “permit _152S_(_[0.9])” on R1, but after applying the configuration, the engineer notices that other routes are still visible. Which action resolves the issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Total 214 questions