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Juniper JN0-649 Practice Test - Questions Answers, Page 3

Question list

List of questions

Question 21

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Which statement is correct about IS-IS?

Question 22

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The connection between DC1 and DC2 is routed as shown in the exhibit. In this scenario, which statement is correct?

Question 23

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BGP multipath or multihop are not configured in your network. In this scenario, what is the correct sequence for BGP active route selection?

Question 24

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You are troubleshooting an EVPN-VXLAN IP fabric and observe the loop shown in the exhibit. Which two steps would you take to further troubleshoot this problem? (Choose two.)

Question 25

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Referring to the outputs shown in the exhibit, which two statements are correct about the IS-IS adjacency? (Choose two.)

Question 26

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Which two multicast listener registration protocols are supported in the Junos operating system? (Choose two.)

Question 27

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Which three statements are correct about EVPN route types? (Choose three.)

Question 28

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

Question 29

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You must provide network connectivity to hosts that fail authentication. In this scenario, what would be used in a network secured with 802.1X to satisfy this requirement?

Question 30

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A Layer 2 connection does not expend across data centers. The IP subnet in a Layer 2 domain is confined within a single data center. Which EVPN route type is used to communicate prefixes between th

Question 21

Which statement is correct about IS-IS?

IS-IS uses areas and an autonomous system.

Level 1/2 routers automatically inject a default route to the nearest Level 1 router.

Level 2 routers must share the same area address.

Level 1 routers route traffic between autonomous systems.

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Question 22

The connection between DC1 and DC2 is routed as shown in the exhibit.

In this scenario, which statement is correct?

The border devices must be able to perform Layer 3 routing and provide IRB functionality.

L3VPN must be enabled to advertise reachability.

An IP prefix route provides encoding for intra-subnet forwarding.

Type 2 and Type 5 routes will be exchanged between DC1 and DC2.

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Question 23

BGP multipath or multihop are not configured in your network.

In this scenario, what is the correct sequence for BGP active route selection?

higher local preferenceshortest AS pathlowest peer addresslowest router IDlower origin code

higher local preferenceshortest AS pathlower origin codelowest router IDlowest peer address

higher local preferencelowest router IDlowest peer addresslower origin codeshortest AS path

higher local preferenceshortest AS pathlowest router IDlowest peer addresslower origin code

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Question 24

You are troubleshooting an EVPN-VXLAN IP fabric and observe the loop shown in the exhibit.

Which two steps would you take to further troubleshoot this problem? (Choose two.)

Verify that the same ESI is configured on the link from the host and that it matches the source.

Issue the show route table bgp.evpn.0 command on Leaf2 and verify that Type 4 routes are present.

Issue the show route table bgp.evpn.0 command on Leaf2 and verify that Type 3 routes are present.

Verify that the same ESI is configured on the two links from the source.

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Question 25

Referring to the outputs shown in the exhibit, which two statements are correct about the IS-IS adjacency? (Choose two.)

R1 is configured to participate in both Level 1 and Level 2.

R2 is configured to participate in both Level 1 and Level 2.

R1 is configured to participate in Level 2 only.

R2 is configured to participate in Level 2 only.

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Question 26

Which two multicast listener registration protocols are supported in the Junos operating system?

(Choose two.)

MLD

DVMRP

IGMP

PIM

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Question 27

Which three statements are correct about EVPN route types? (Choose three.)

Type 3 routes carry replication information.

Type 2 routes carry endpoint MAC address information.

Type 2 routes carry endpoint IP address information.

Type 5 routes carry replication information.

Type 1 routes carry endpoint MAC address information.

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Question 28

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

The host that the route is associated with is multihomed to two leaf nodes.

The route is a Type 1 EVPN route.

The route is a Type 2 EVPN route.

The host that the route is associated with is single-homed to one leaf node.

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Question 29

You must provide network connectivity to hosts that fail authentication.

In this scenario, what would be used in a network secured with 802.1X to satisfy this requirement?

Configure the native-vlan-id parameter on the port.

Use the server-reject-vlan command to specify a guest VLAN.

Configure a secondary IP address on the port for unauthenticated hosts.

Configure the port as a spanning tree edge port.

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Question 30

A Layer 2 connection does not expend across data centers. The IP subnet in a Layer 2 domain is confined within a single data center.

Which EVPN route type is used to communicate prefixes between the data centers?

Type 1

Type 2

Type 4

Type 5

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Juniper JN0-649 Practice Test - Questions Answers, Page 3

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