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Juniper JN0-664 Service Provider Professional (JNCIP-SP) Exam Practice Test

Demo: 26 questions
Total 97 questions

Service Provider Professional (JNCIP-SP) Questions and Answers

Question 1

Exhibit.

Referring to the exhibit; the 10.0.0.0/24 EBGP route is received on R5; however, the route is being hidden.

What are two solutions that will solve this problem? (Choose two.)

Options:

A.

On R4, create a policy to change the BGP next hop to 172.16.1.1 and apply it to IBGP as an export policy.

B.

On R4, create a policy to change the BGP next hop to itself and apply it to IBGP as an export policy.

C.

On R4, add the internal IBGP interface prefixes to the BGP routing tables.

D.

On R4, add the external EBGP interface's prefix to the IGP routing tables.

Question 2

Exhibit

CE-1 must advertise ten subnets to PE-1 using BGP Once CE-1 starts advertising the subnets to PE-1, the BGP peering state changes to Active.

Referring to the CLI output shown in the exhibit, which statement is correct?

Options:

A.

CE-1 is advertising its entire routing table.

B.

CE-1 is configured with an incorrect peer AS

C.

The prefix limit has been reached on PE-1

D.

CE-1 is unreachable

Question 3

You have an L2VPN connecting two CEs across a provider network. The CEs and provider network are configured with the default MTU setting. You use the ping command from one

CE to the other CE with a size of 1500 bytes.

In this scenario, which statement is correct when using the ping command?

Options:

A.

You expect the ping results to be fragmented.

B.

You expect a silent discard.

C.

You expect an echo reply.

D.

You expect an ICMP message too long error.

Question 4

When building an interprovider VPN, you notice on the PE router that you have hidden routes which are received from your BGP peer with family inet labeled-unica3t configured.

Which parameter must you configure to solve this problem?

Options:

A.

Under the family inet labeled-unicast hierarchy, add the explicit null parameter.

B.

Under the protocols ospf hierarchy, add the traffic-engineering parameter.

C.

Under the family inet labeled-unicast hierarchy, add the resolve-vpn parameter.

D.

Under the protocols mpls hierarchy, add the traffic-engineering parameter

Question 5

Exhibit

Click the Exhibit button-Referring to the exhibit, which two statements are correct about BGP routes on R3 that are learned from the ISP-A neighbor? (Choose two.)

Options:

A.

By default, the next-hop value for these routes is not changed by ISP-A before being sent to R3.

B.

The BGP local-preference value that is used by ISP-A is not advertised to R3.

C.

All BGP attribute values must be removed before receiving the routes.

D.

The next-hop value for these routes is changed by ISP-A before being sent to R3.

Question 6

Exhibit

R4 is directly connected to both RPs (R2 and R3) R4 is currently sending all ,o,ns upstream to R3 but you want all joins to go to R2 instead Referring to the exhibit, which configuration change will solve this issue?

Options:

A.

Change the bootstrap priority on R2 to be higher than R3

B.

Change the default route in inet.2 on R4 from R3 as the next hop to R2

C.

Change the local address on R2 to be higher than R3.

D.

Change the group-range to be more specific on R2 than R3.

Question 7

Which statement is true regarding BGP FlowSpec?

Options:

A.

It uses a remote triggered black hole to protect a network from a denial-of-service attack.

B.

It uses dynamically created routing policies to protect a network from denial-of-service attacks

C.

It is used to protect a network from denial-of-service attacks dynamically

D.

It verifies that the source IP of the incoming packet has a resolvable route in the routing table

Question 8

Exhibit

Referring to the exhibit, what do the brackets [ ] in the AS path identify?

Options:

A.

They identify the local AS number associated with the AS path if configured on the router, or if AS path prepending is configured

B.

They identify an AS set, which are groups of AS numbers in which the order does not matter

C.

They identify that the autonomous system number is incomplete and awaiting more information from the BGP protocol.

D.

They identify that a BGP confederation is being used to ensure that there are no routing loops.

Question 9

Exhibit

You are troubleshooting the connection between AS 64496 and AS 64497 and notice that only one of the paths is being used for traffic forwarding.

Referring to the exhibit, which three actions will ensure that R1 is configured properly for load balancing BGP routes? (Choose three.)

Options:

A.

Verify that the routing table on R1 has BGP routes for 203.0.113.128/25 with multiple next hops.

B.

Verify that the multipath option is configured under protocols bgp on both R2 and R3.

C.

Verify that there is a load balancing export policy under routing-options for the received BGP routes on R1.

D.

Verify that the multipath option is configured under protocols bgp on R1.

E.

Verify that an import load balancing policy exists under protocols bgp for the received BGP routes on R1.

Question 10

Exhibit

Which two statements about the configuration shown in the exhibit are correct? (Choose two.)

Options:

A.

This VPN connects customer sites that use different AS numbers.

B.

This VPN connects customer sites that use the same AS number

C.

A Layer 2 VPN is configured.

D.

A Layer 3 VPN is configured.

Question 11

In which two ways does OSPF prevent routing loops in multi-area networks? (Choose two.)

Options:

A.

All areas are required to connect as a full mesh.

B.

The LFA algorithm prunes all looped paths within an area.

C.

All areas are required to connect to area 0.

D.

The SPF algorithm prunes looped paths within an area.

Question 12

Click the Exhibit button.

Which two statements are correct about the class-of-service configuration shown in the exhibit? (Choose two.)

Options:

A.

Incoming traffic will not be classified because no classifier exists in the configuration.

B.

The best-effort queue can transmit more than 40% of the total bandwidth on the ge-0/0/0 interface, if no other queue is using that bandwidth.

C.

Incoming traffic will be classified using the default classifier.

D.

The best-effort queue can never transmit more than 40% of the total bandwidth on the ge-0/0/0 interface, even if that bandwidth is available.

Question 13

Exhibit

The environment is using BGP All devices are in the same AS with reachability redundancy Referring to the exhibit, which statement is correct?

Options:

A.

RR1 is peered to Client2 and RR2

B.

RR2 is in an OpenConfirm State until RR1 becomes unreachable.

C.

Client1 is peered to Client2 and Client3.

D.

Peering is dynamically discovered between all devices.

Question 14

You are asked to protect your company's customers from amplification attacks. In this scenario, what is Juniper's recommended protection method?

Options:

A.

ASN prepending

B.

BGP FlowSpec

C.

destination-based Remote Triggered Black Hole

D.

unicast Reverse Path Forwarding

Question 15

Which statement is correct about IS-IS when it performs the Dijkstra algorithm?

Options:

A.

The local router moves its own local tuples into the candidate database

B.

When a new neighbor ID in the tree database matches a router ID in the LSDB, the neighbor ID is moved to the candidate database

C.

Tuples with the lowest cost are moved from the tree database to the LSDB.

D.

The algorithm will stop processing once the tree database is empty.

Question 16

You are a network architect for a service provider and want to offer Layer 2 services to your customers You want to use EVPN for Layer 2 services in your existing MPLS network.

Which two statements are correct in this scenario? (Choose two.)

Options:

A.

Segment routing must be configured on all PE routers.

B.

VXLAN must be configured on all PE routers.

C.

EVPN uses Type 2 routes to advertise MAC address and IP address pairs learned using ARP snooping

D.

EVPN uses Type 3 routes to join a multicast tree to flood traffic.

Question 17

Which two statements are correct about VPLS tunnels? (Choose two.)

Options:

A.

LDP-signaled VPLS tunnels only support control bit 0.

B.

LDP-signaled VPLS tunnels use auto-discovery to provision sites

C.

BGP-signaled VPLS tunnels can use either RSVP or LDP between the PE routers.

D.

BGP-signaled VPLS tunnels require manual provisioning of sites.

Question 18

Exhibit

Which two statements are true about the OSPF adjacency displayed in the exhibit? (Choose two.)

Options:

A.

There is a mismatch in the hello interval parameter between routers R1 and R2

B.

There is a mismatch in the dead interval parameter between routers R1 and R2.

C.

There is a mismatch in the OSPF hold timer parameter between routers R1 and R2.

D.

There is a mismatch in the poll interval parameter between routers R1 and R2.

Question 19

Exhibit

Referring to the exhibit, which two statements are correct about the dual route reflectors within a cluster? (Choose two.)

Options:

A.

RR1 and RR2 must have the same duster ID to exchange routes learned from the client.

B.

RR1 and RR2 append the duster ID when advertising routes from dient to dient.

C.

RR1 and RR2 advertise routes learned from the clients to EBGP peers, using itself as the next hop.

D.

RR1 advertises routes from the client to RR2. using itself as the next hop.

Question 20

Exhibit

Referring to the exhibit, you must provide Internet access for VPN-A using CE-1 as the hub CE.

Which two statements are correct in this situation? (Choose two.)

Options:

A.

You must use RIB groups to leak routes between the inet. o and vpn-a. inet. o tables.

B.

RIB groups are not needed to leak routes between the inet. 0 and VPN—A. inet. 0 tables,

C.

Internet traffic from Site 2 takes the path of PE-2 -> PE-1 -> GW-1.

D.

Internet traffic from Site 2 takes the path of PE-2 -> PE-1 -> CE-1 -> PE-1 -> GW-1.

Question 21

Exhibit

CE-1 and CE-2 are part of a VPLS called Customer1 No connectivity exists between CE-1 and CE-2. In the process of troubleshooting, you notice PE-1 is not learning any routes for this VPLS from PE-2, and PE-2 is not learning any routes for this VPLS from PE-1.

Options:

A.

The route target must match on PE-1 and PE-2.

B.

The route distinguisher must match on PE-1 and PE-2.

C.

The instance type should be changed to I2vpn.

D.

The no-tunnel-services statement should be deleted on both PEs.

Question 22

Exhibit

You are examining an L3VPN route that includes the information shown in the exhibit

Which statement is correct in this scenario?

Options:

A.

The information shows a Type 1 route distinguisher.

B.

The information shows a Type 0 route distinguisher

C.

The information shows a Type 2 route distinguisher.

D.

The information shows a route target

Question 23

You want to ensure that a single-area OSPF network will be loop free.

In this scenario, what are two requirements that satisfy this requirement? (Choose two.)

Options:

A.

The DR/BDR ensures that each node within an area has the same information in their LSDBs.

B.

The Shortest Path First algorithm must prune looped paths.

C.

Nodes within an area must connect in a full mesh.

D.

All nodes within an area must have the same information in their LSDBs.

Question 24

You are using a Layer 3 VPN to connect two customer sites. The VPN routes for the customer networks appear as hidden in the bgp. 13vpn. o routing table on the PE routers.

What is causing this problem?

Options:

A.

The routes use overlapping IP addresses.

B.

There is not an established MPLS LSP between the two PE routers.

C.

There is a routing loop in the service provider backbone.

D.

Route targets are not configured.

Question 25

Which two statements are correct about reflecting inet-vpn unicast prefixes in BGP route reflection? (Choose two.)

Options:

A.

Route reflectors do not change any existing BGP attributes by default when advertising routes.

B.

A BGP peer does not require any configuration changes to become a route reflector client.

C.

Clients add their originator ID when advertising routes to their route reflector

D.

Route reflectors add their cluster ID to the AS path when readvertising client routes.

Question 26

You must alter class-of-service values in packets on the outbound interface of an edge router.

In this scenario, which CoS component allows you to accomplish this task?

Options:

A.

output policer

B.

scheduler

C.

rewrite rules

D.

forwarding classes

Demo: 26 questions
Total 97 questions