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Service Provider Routing and Switching - Professional (JNCIP-SP) Question and Answers

Service Provider Routing and Switching - Professional (JNCIP-SP)

Last Update Mar 29, 2024
Total Questions : 72

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Questions 1

Exhibit

Referring to the exhibit, which statement is correct?

Options:

A.  

The vrf-target configuration will allow routes to be shared between CE-1 and CE-2.

B.  

The vrf-target configuration will stop routes from being shared between CE-1 and CE-2.

C.  

The route-distinguisher configuration will allow overlapping routes to be shared between CE-1 and CE-2.

D.  

The route-diatinguisher configuration will stop routes from being shared between CE-1 and CE-2.

Discussion 0
Questions 2

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

Options:

A.  

If a broadcast interface is in both L1 and L2, one combined hello message is sent for both levels.

B.  

If a point-to-point interface is in both L1 and L2, separate hello messages are sent for each level.

C.  

If a point-to-point interface is in both L1 and L2, one combined hello message is sent for both levels.

D.  

If a broadcast interface is in both L1 and L2, separate hello messages are sent for each level

Discussion 0
Questions 3

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.

Discussion 0
Questions 4

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.

Discussion 0
Questions 5

Which two statements are correct about a sham link? (Choose two.)

Options:

A.  

It creates an OSPF multihop neighborship between two PE routers.

B.  

It creates a BGP multihop neighborship between two PE routers.

C.  

The PEs exchange Type 1 OSPF LSAs instead of Type 3 OSPF LSAs for the L3VPN routes

D.  

The PEs exchange Type 3 OSPF LSAs instead of Type 1 OSPF LSAs for the L3VPN routes.

Discussion 0
Questions 6

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 labcled-unicast between PE routers.

B.  

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

C.  

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

D.  

You must configure family inet6 unicast between PE routers

Discussion 0
Questions 7

Exhibit.

Referring to the exhib.t, what must be changed to establish a Level 1 adjacency between routers R1 and R2?

Options:

A.  

Change the level l disable parameter under the R1 protocols isis interface lo0.0 hierarchy to the level 2 disable parameter.

B.  

Remove the level i disable parameter under the R2 protocols isis interface loo . 0 configuration hierarchy.

C.  

Change the level 1 disable parameter under the R2 protocols isis interface ge-1/2/3 .0 hierarchy to the level 2 disable parameter

D.  

Add IP addresses to the interface ge-l/2/3 unit 0 family iso hierarchy on both R1 and R2.

Discussion 0
Questions 8

Exhibit

Referring to the exhibit, you are receiving the 192.168 0 0/16 route on both R3 and R4 from your EBGP neighbor You must ensure that R1 and R2 receive both BGP routes from the route reflector

In this scenario, which BGP feature should you configure to accomplish this behavior?

Options:

A.  

add-path

B.  

multihop

C.  

multipath

D.  

route-target

Discussion 0
Questions 9

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.

Discussion 0
Questions 10

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.

Discussion 0
Questions 11

Exhibit

user@Rl show configuration interpolated-profile { interpolate {

fill-level [ 50 75 drop—probability [ > }

class-of-service drop-profiles

];

20 60 ];

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

Options:

A.  

The drop probability jumps immediately from 20% to 60% when the queue level reaches 75% full.

B.  

The drop probability gradually increases from 20% to 60% as the queue level increases from 50% full to 75% full

C.  

To use this drop profile, you reference it in a scheduler.

D.  

To use this drop profile, you apply it directly to an interface.

Discussion 0
Questions 12

Exhibit

You are asked to exchange routes between R1 and R4 as shown in the exhibit. These two routers use the same AS number Which two steps will accomplish this task? (Choose two.)

Options:

A.  

Configure the BGP group with the advertise-peer-as parameter on R1 and R4.

B.  

Configure the BGP group with the as-override parameter on R2 and R3

C.  

Configure the BGP group with the advertise-peer-as parameter on R2 and R3.

D.  

Configure the BGP group with the as-override parameter on R1 and R4

Discussion 0
Questions 13

Which two statements are correct about the customer interface in an LDP-signaled pseudowire? (Choose two)

Options:

A.  

When the encapsulation is vlan-ccc or extended-vlan-ccc, the configured VLAN tag is not included in the control plane LDP advertisement

B.  

When the encapsulation is ethernet-ccc, only frames without a VLAN tag are accepted in the data plane

C.  

When the encapsulation is vLan-ccc or extended-vlan-ccc, the configured VLAN tag is included in the control plane LDP advertisement

D.  

When the encapsulation is ethemet-ccc, tagged and untagged frames are both accepted in the data plane.

Discussion 0
Questions 14

Exhibit

Referring to the exhibit, which three statements are correct about route 10 0 0.0/16 when using the default BGP advertisement rules'? (Choose three.)

Options:

A.  

R1 will prepend AS 65531 when advertising 10 0.0 0/16 to R2.

B.  

R1 will advertise 10.0.0.0/16 to R2 with 192 168 1 1 as the next hop.

C.  

R2 will advertise 10.0.0.0/16 to R3 with 192.168.1 1 as the next hop

D.  

R4 will advertise 10 0.0 0/16 to R6 with 172.16 1 1 as the next hop

E.  

R2 will advertise 10.0.0.0/16 to R4 with 172.16.1.1 as the next hop

Discussion 0
Questions 15

Which two EVPN route types are used to advertise a multihomed Ethernet segment? (Choose two )

Options:

A.  

Type 1

B.  

Type 3

C.  

Type 4

D.  

Type 2

Discussion 0
Questions 16

When using OSPFv3 for an IPv4 environment, which statement is correct?

Options:

A.  

OSPFv3 only supports IPv4.

B.  

OSPFv3 supports both IPv6 and IPv4, but not in the same routing instance.

C.  

OSPFv3 is not backward compatible with IPv4

D.  

OSPFv3 supports IPv4 only on interfaces with family inet6 defined

Discussion 0
Questions 17

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

Discussion 0
Questions 18

Exhibit

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

Options:

A.  

The PE is attached to a single local site.

B.  

The connection has not flapped since it was initiated.

C.  

There has been a VLAN ID mismatch.

D.  

The PE router has the capability to pop flow labels

Discussion 0
Questions 19

Exhibit

A network is using IS-IS for routing.

In this scenario, why are there two TLVs shown in the exhibit?

Options:

A.  

There are both narrow and wide metric devices in the topology

B.  

The interface specified a metric of 100 for L2.

C.  

Wide metrics have specifically been requested

D.  

Both IPv4 and IPv6 are being used in the topology

Discussion 0
Questions 20

You are configuring anycast RP for load balancing and redundancy in your PIM-SM domain. You want to share active sources between RPs.

In this scenario, what are two solutions that will accomplish this task? (Choose two.)

Options:

A.  

Configure MSDP on each RP router.

B.  

Configure anycast PIM with the rp-set statement on each RP router.

C.  

Configure anycast PIM with the rp-set statement on each source DR router.

D.  

Configure MSDP on each source DR router.

Discussion 0
Questions 21

Which two statements are correct regarding bootstrap messages that are forwarded within a PIM sparse mode domain? (Choose two.)

Options:

A.  

Bootstrap messages are forwarded only to routers that explicitly requested the messages within the PIM sparse-mode domain

B.  

Bootstrap messages distribute RP information dynamically during an RP election.

C.  

Bootstrap messages are used to notify which router is the PIM RP

D.  

Bootstrap messages are forwarded to all routers within a PIM sparse-mode domain.

Discussion 0