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Juniper JN0-649 Online Practice Questions and Exam Preparation

JN0-649 Exam Details

  • Exam Code
    :JN0-649
  • Exam Name
    :Enterprise Routing and Switching, Professional (JNCIP-ENT)
  • Certification
    :Juniper Certifications
  • Vendor
    :Juniper
  • Total Questions
    :65 Q&As
  • Last Updated
    :Jul 09, 2026

Juniper JN0-649 Online Questions & Answers

  • Question 1:

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

    A. The host that the route is associated with is multihomed to two leaf nodes.
    B. The route is a Type 1 EVPN route.
    C. The route is a Type 2 EVPN route.
    D. The hostthat the route is associated with is single-homed to one leaf node.

  • Question 2:

    You have scheduled maintenance operationsfor 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.
    B. Any traffic destined for networks that terminate on R1 will still beforwarded to R1.
    C. The metrics for all transit interfaces on R1 is set to the maximum value of 65,535.
    D. R1 participates in OSPF routing but does not send or receive transit traffic.
    E. R1 does not send or receive transit traffic during the maintenance window even if no alternative paths exist to the given destination.

  • Question 3:

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

    A. R1 is configured to participate in bothLevel 1 and Level 2.
    B. R2 is configured to participate in both Level 1 and Level 2.
    C. R1 is configured to participate in Level 2 only.
    D. R2 is configured to participate in Level 2 only.

  • Question 4:

    A user is attempting to watch a high-definition video being streamed from the mediaserver over the network. However, the user complains that the experienced video quality is poor. While logged on to router B, a Juniper Networks device, you notice that video packets are being dropped.

    In this scenario, what would solve this problem?

    A. Adjust the scheduler for the expedited-forwarding forwarding class to support a higher transmit rate.
    B. Adjust the expedited-forwarding BA classifier to router B's ge-0/0/0 interface to support a higher transmit rate.
    C. Adjust thescheduler-map to support a higher transmit rate.
    D. Adjust the expedited-forwarding BA classifier on router B's ge-0/0/1 interface to support a higher transmit rate.

  • Question 5:

    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?

    A. network-control
    B. assured-forwarding
    C. best-effort
    D. expedited-forwarding

  • Question 6:

    You are running OSPF as your IGP. The interfaces connecting two routers are in the ExStart state. You notice that something is incorrect with the configuration. Referring to the exhibit, which statement is correct?

    A. The subnet mask is incorrect.
    B. The MTU setting are incorrect.
    C. The interface type is incorrect.
    D. The IP addresses are incorrect.

  • Question 7:

    You are asked to establish full connectivity between all devices in the BGP network.

    Referring to the exhibit, which two configuration changes will allow BGP route advertisements? (Choose two.)

    A. OnR2, include the loops 2 statement at the [edit protocols bgp family inet unicast] hierarchy.
    B. On R1 and R3, include the loops 2 statement at the [edit protocols bgp family inet unicast] hierarchy.
    C. On R1 and R3, include the advertise-peer-as statementat the [edit protocols bgp group external] hierarchy.
    D. On R2, include the advertise-peer-as statement at the [edit protocols bgp group external] hierarchy.

  • Question 8:

    You must ensure that all routes in the 10.0.0/8address range are not advertised outside of your AS. Which well-known BGP community should be assigned to these addresses to accomplish this task?

    A. no-export
    B. no-peer
    C. internet
    D. no-advertise

  • Question 9:

    Which address range is used for source-specific multicast?

    A. 239.0.0.0/8
    B. 233.0.0.0/8
    C. 232.0.0.0/8
    D. 224.2.0.0/16

  • Question 10:

    When using wide metrics, which two statements about route advertisement between IS-IS levels are correct? (Choose two.)

    A. Level 1 and Level 2 routers do not advertise Level 2 routes into the Level 1 area by default.
    B. Level 1 routes are advertised to Level 2 routers by default.
    C. If wide-metrics-only is configured, Level 1 routes are not advertised to Level 2 routers by default.
    D. Level 1 routes advertised as external routes into Level 1 are not advertised to any Level 2 routers by default.

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