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JN0-649: Enterprise Routing and Switching, Professional

Enterprise Routing and Switching, Professional
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Juniper

Enterprise Routing and Switching, Professional Exam Questions: 65
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Exam Number: JN0-649

Exam Name: Enterprise Routing and Switching, Professional

Length of test: 180 mins

Exam Format: Multiple-choice, Drag and Drop, and HOTSPOT questions.

Exam Language: English

Number of questions in the actual exam: 65 questions

Passing Score: 70%

Topics Covered:

  • Enterprise Network Design

  • Advanced Routing Protocols

  • MPLS (Multiprotocol Label Switching)

  • Switching Technologies

  • Routing and Switching Security

  • Quality of Service (QoS)

  • High Availability (HA) and Redundancy

  • Automation and Network Management

  • Troubleshooting Enterprise Networks

This study guide should help you understand what to expect on the JN0-649 exam and includes a summary of the topics the exam might cover and links to additional resources. The information and materials in this document should help you focus your studies as you prepare for the exam.

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Your network is multihomed to two ISPs. The BGP sessions are established; however, the ISP peers are not receiving any routes.

Which two statements are correct about troubleshooting your configuration? (Choose two.)

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Which address range is used for source-specific multicast?

A.
239.0.0.0/8
A.
239.0.0.0/8
Answers
B.
233.0.0.0/8
B.
233.0.0.0/8
Answers
C.
232.0.0.0/8
C.
232.0.0.0/8
Answers
D.
224.2.0.0/16
D.
224.2.0.0/16
Answers
Suggested answer: C
asked 18/09/2024
Marek Siwek
36 questions

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You are troubleshooting a BGP connection.

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

A.
Packet fragmentation is preventing the session from establishing.
A.
Packet fragmentation is preventing the session from establishing.
Answers
B.
The 192.168.1.5 peer has a misconfigured MD5 key.
B.
The 192.168.1.5 peer has a misconfigured MD5 key.
Answers
C.
The ge-0/0/1 interface is disabled.
C.
The ge-0/0/1 interface is disabled.
Answers
D.
The 192.168.1.4 peer has a misconfigured autonomous system number.
D.
The 192.168.1.4 peer has a misconfigured autonomous system number.
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Suggested answer: A, C
asked 18/09/2024
Christopher Adams
40 questions

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Referring to the exhibit, traffic ingresses on interface ge-0/0/3 and egresses on interface ge-0/0/4.

Which queue does traffic with the IP precedence value of 100 use?

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

In this scenario, which statement is correct?

A.
The border devices must be able to perform Layer 3 routing and provide IRB functionality.
A.
The border devices must be able to perform Layer 3 routing and provide IRB functionality.
Answers
B.
L3VPN must be enabled to advertise reachability.
B.
L3VPN must be enabled to advertise reachability.
Answers
C.
An IP prefix route provides encoding for intra-subnet forwarding.
C.
An IP prefix route provides encoding for intra-subnet forwarding.
Answers
D.
Type 2 and Type 5 routes will be exchanged between DC1 and DC2.
D.
Type 2 and Type 5 routes will be exchanged between DC1 and DC2.
Answers
Suggested answer: A
asked 18/09/2024
Mihail Galabov
32 questions

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

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Which statement is correct about IS-IS?

A.
IS-IS uses areas and an autonomous system.
A.
IS-IS uses areas and an autonomous system.
Answers
B.
Level 1/2 routers automatically inject a default route to the nearest Level 1 router.
B.
Level 1/2 routers automatically inject a default route to the nearest Level 1 router.
Answers
C.
Level 2 routers must share the same area address.
C.
Level 2 routers must share the same area address.
Answers
D.
Level 1 routers route traffic between autonomous systems.
D.
Level 1 routers route traffic between autonomous systems.
Answers
Suggested answer: A
asked 18/09/2024
Valencia, Luis
40 questions

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You have scheduled maintenance operations for one of the devices in your OSPF network.

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

A.
R1 does not participate in OSPF routing.
A.
R1 does not participate in OSPF routing.
Answers
B.
Any traffic destined for networks that terminate on R1 will still be forwarded to R1.
B.
Any traffic destined for networks that terminate on R1 will still be forwarded to R1.
Answers
C.
The metrics for all transit interfaces on R1 is set to the maximum value of 65,535.
C.
The metrics for all transit interfaces on R1 is set to the maximum value of 65,535.
Answers
D.
R1 participates in OSPF routing but does not send or receive transit traffic.
D.
R1 participates in OSPF routing but does not send or receive transit traffic.
Answers
E.
R1 does not send or receive transit traffic during the maintenance window even if no alternative paths exist to the given destination.
E.
R1 does not send or receive transit traffic during the maintenance window even if no alternative paths exist to the given destination.
Answers
Suggested answer: B, C, D
asked 18/09/2024
Darren Bajada
46 questions

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Referring to the exhibit, ServerA sends a single IP packet destined to 10.0.0.127.

Which two statements correctly describe the behavior of the resulting outbound VXLAN packets that contain the original packet destined to 10.0.0.127? (Choose two.)

A.
Router E will replicate and send a copy of the received VXLAN packet to router D.
A.
Router E will replicate and send a copy of the received VXLAN packet to router D.
Answers
B.
Router C will send a VXLAN packet destined only to router D and router E.
B.
Router C will send a VXLAN packet destined only to router D and router E.
Answers
C.
Router D will not replicate and send a copy of the received VXLAN packet to router E.
C.
Router D will not replicate and send a copy of the received VXLAN packet to router E.
Answers
D.
Router C will send a single VXLAN packet to one remote VTEP.
D.
Router C will send a single VXLAN packet to one remote VTEP.
Answers
Suggested answer: A, D
asked 18/09/2024
Oren Dahan
45 questions

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

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