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JN0-664 Service Provider Professional (JNCIP-SP) Questions and Answers

Questions 4

Click the Exhibit button.

Referring to the exhibit, which statement is correct?

Options:

A.

VPN routes are exported with the target:65512:1 and target:65512:2 route targets.

B.

You cannot use the vrf-target and vrf-export statements in the same VRF.

C.

VPN routes with the target:65512:1 and target:65512:2 route targets are imported.

D.

VPN routes are exported with only the target:65512:1 route target

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Questions 5

Which two statements about IS-IS are correct? (Choose two.)

Options:

A.

CSNPs are flooded periodically.

B.

PSNPs are flooded periodically.

C.

PSNPs contain only descriptions of LSPs.

D.

CSNPs contain only descriptions of LSPs.

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Questions 6

Exhibit

You have MAC addresses moving in your EVPN environment

Referring to the exhibit, which two statements are correct about the sequence number? (Choose two)

Options:

A.

It identifies MAC addresses that should be discarded.

B.

It resolves conflicting MAC address ownership claims.

C.

It helps the local PE to identify the latest advertisement.

D.

It is advertised using a Type 2 message

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Questions 7

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.

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Questions 8

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.

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Questions 9

Exhibit

A network designer would like to create a summary route as shown in the exhibit, but the configuration is not working.

Which three configuration changes will create a summary route? (Choose three.)

Options:

A.

set policy-options policy-statement leak-v6 term DC-routes then reject

B.

delete policy-options policy-statement leak-v6 term DC-routes from route-filter 2001: db9 :a: fa00 : :/6l longer

C.

set policy—options policy-statement leak-v€ term DC—routes from route-filter 2001:db9:a:faOO::/61 exact

D.

delete protocols isis export summary-v6

E.

set protocols isis import summary-v6

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Questions 10

Which origin code is preferred by BGP?

Options:

A.

Internal

B.

External

C.

Incomplete

D.

Null

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Questions 11

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.

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Questions 12

Exhibit

You are running a service provider network and must transport a customer's IPv6 traffic across your IPv4-based MPLS network using BGP You have already configured mpis ipv6-tunneling on your PE routers.

Which two statements are correct about the BGP configuration in this scenario? (Choose two.)

Options:

A.

You must configure family inet6 labeled-unicast between PE routers.

B.

You must configure family inet6 add-path between PE and CE routers.

C.

You must configure family inet6 unicast between PE and CE routers.

D.

You must configure family inet6 unicast between PE routers.

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Questions 13

You are configuring schedulers to define the class-of-service properties of output queues. You want to control packet drops during periods of congestion.

In this scenario, which CoS configuration parameter would be used to accomplish this task?

Options:

A.

buffer size

B.

priority

C.

shaping rate

D.

drop profile

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Questions 14

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.

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Questions 15

You are configuring a BGP signaled Layer 2 VPN across your MPLS enabled core network. Your PE-2 device connects to two sites within the s VPN

In this scenario, which statement is correct?

Options:

A.

By default on PE-2, the site's local ID is automatically assigned a value of 0 and must be configured to match the total number of attached sites.

B.

You must create a unique Layer 2 VPN routing instance for each site on the PE-2 device.

C.

You must use separate physical interfaces to connect PE-2 to each site.

D.

By default on PE-2, the remote site IDs are automatically assigned based on the order that you add the interfaces to the site configuration.

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Questions 16

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.

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Questions 17

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

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Questions 18

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.

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Questions 19

Click the Exhibit button.

You are troubleshooting an issue for a customer site that uses 10.10.0.0/24 in AS 65224, but you see another AS in the AS path.

Referring to the exhibit, what is the cause of the problem?

Options:

A.

AS 65000 is pre-pending AS 65137 to route advertisements.

B.

The local AS is receiving two equal cost routes to 10.10.0.0/24.

C.

The local AS is in the process of withdrawing the route from AS 65137.

D.

AS 65137 is advertising the 10.10.0.0/24 prefix.

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Questions 20

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.

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Questions 21

Click the Exhibit button.

Referring to the exhibit, you must provide VRF Internet access over a single connection for VPN-A Site 1, which connects to PE-1.

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

Options:

A.

You must use the RIB group to move a default route, which is learned through BGP, from the inet. o table to the VPN-A. inet. 0 table.

B.

You do not need to use the RIB group to move interface routes from the inet. o table to the VPN-A. inet. 0 table.

C.

You do not need to use the RIB group default route, which is learned through BGP, from the inet. o table to the VPN-A. inet. 0 table.

D.

You must use the RIB group to move interface routes from the inet . 0 table to the VPN-A. inet. 0 table.

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Questions 22

A router running IS-IS is configured with an ISO address of 49.0001.00a0.c96b.c490.00.

Which part of this address is the system ID?

Options:

A.

00a0.c96b.c490 is the system identifier.

B.

0001.00a0.c96b.c490 is the system identifier.

C.

c96b.c490 is the system identifier.

D.

c490 is the system identifier.

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Questions 23

Which two statements about IS-IS are correct? (Choose two.)

Options:

A.

PSNPs are used to acknowledge a received LSP.

B.

CSNPs are used to acknowledge a received LSP.

C.

CSNPs are used to request a missing LSP.

D.

PSNPs are used to request a missing LSP.

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Questions 24

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.

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Questions 25

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.

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Questions 26

Exhibit

You must ensure that the VPN backbone is preferred over the back door intra-area link as long as the VPN is available. Referring to the exhibit, which action will accomplish this task?

Options:

A.

Configure an import routing policy on the CE routers that rejects OSPF routes learned on the backup intra-area link.

B.

Enable OSPF traffic-engineering.

C.

Configure the OSPF metric on the backup intra-area link that is higher than the L3VPN link.

D.

Create an OSPF sham link between the PE routers.

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Questions 27

You are configuring a BGP signaled Layer 2 VPN across your MPLS enabled core network. In this scenario, which statement is correct?

Options:

A.

You must assign a unique site number to each attached site's configuration.

B.

This type of VPN only supports Ethernet interfaces when connecting to CE devices.

C.

This type of VPN requires the support of the inet-vpn NLRI on all core BGP devices

D.

You must use the same route-distinguiaher value on both PE devices.

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Questions 28

A packet is received on an interface configured with transmission scheduling. One of the configured queues In this scenario, which two actions will be taken by default on a Junos device? (Choose two.)

Options:

A.

The excess traffic will be discarded

B.

The exceeding queue will be considered to have negative bandwidth credit.

C.

The excess traffic will use bandwidth available from other queues

D.

The exceeding queue will be considered to have positive bandwidth credit

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Questions 29

Exhibit

Referring to the exhibit, which two statements are true? (Choose two.)

Options:

A.

This route is learned through EBGP

B.

This is an EVPN Type-2 route.

C.

The device advertising this route into EVPN is 192.168.101.5.

D.

The devices advertising this route into EVPN are 10 0 2 12 and 10.0.2.22.

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Exam Code: JN0-664
Exam Name: Service Provider Professional (JNCIP-SP)
Last Update: Apr 2, 2025
Questions: 97
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