Most Recent Juniper JN0-649 Exam Questions & Answers

Prepare for the Juniper Enterprise Routing and Switching, Professional exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Juniper JN0-649 exam and achieve success.

The questions for JN0-649 were last updated on Jan 17, 2025.

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Question No. 1

Which three MSTP parameters must match on all switches in the same MST region? (Choose three.)

Aforwarding delay

Bbridge priority

Crevision number

DMSTI-to-VLAN mapping

Econfiguration name

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Correct Answer: C, D, E

https://www.juniper.net/documentation/us/en/software/junos/stp-l2/topics/topic-map/spanning-tree-configuring-mstp.html

Question No. 2

Your EX Series switch has IP telephones and computers connected to a single switch port. You are considering implementing the voice VLAN feature to help with this setup.

In this scenario, which two statements are correct? (Choose two.)

AThe voice VLAN feature must be used with LLDP-MED to associate VLAN ID and 802.1p values with the traffic.

BThe interfaces must be configured as access ports.

CAssigning the incoming voice and data traffic to separate VLANs enables the ability to prioritize the traffic using CoS.

DThe voice VLAN feature will enable incoming tagged data and voice traffic to be associated with separate VLANs.

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Correct Answer: B, C

Question No. 3

Your organization has recently acquired another company. You must carry all of the company's existing VLANs across the corporate backbone to the existing branch locations without changing addressing and with minimal configuration.

Which technology will accomplish this task?

AQ-in-Q all-in-one bundling

BPVLAN isolated VLAN

CMVRP registration normal

DEVPN-VXLAN anycast gateway

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Correct Answer: A

Question No. 4

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.)

AR1 does not participate in OSPF routing.

BAny traffic destined for networks that terminate on R1 will still be forwarded to R1.

CThe metrics for all transit interfaces on R1 is set to the maximum value of 65,535.

DR1 participates in OSPF routing but does not send or receive transit traffic.

ER1 does not send or receive transit traffic during the maintenance window even if no alternative paths exist to the given destination.

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Correct Answer: B, C, D

Question No. 5

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

AThe maximum wattage that this switch can allocate to attached Ethernet devices is 100 watts.

BIf the total power consumption exceeds 90 watts, the ge-0/0/11 interface will continue to receive power.

CPoE is not enabled on the ge-0/0/0 interface.

DThe ge-0/0/10 interface supports PoE+.

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Correct Answer: A, D

POE is enabled in the interface ge-0/0/0 but nothing is connected to it. switch is in AT mode (poe+) and interface ge-0/0/11 supports poe+ judging by maximun wattage

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