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JN0-683 Data Center Professional (JNCIP-DC) Exam Questions and Answers

Questions 4

Your organization is implementing EVPN-VXLAN and requires multiple overlapping VLAN-IDs. You decide to use a routing-instance type mac-vrf to satisfy this request.

Which two statements are correct in this scenario? (Choose two.)

Options:

A.

Host-facing interfaces must be configured using a service-provider style configuration.

B.

Host-facing interfaces must be configured using enterprise-style configuration.

C.

Spine-facing interfaces must be configured using an enterprise-style configuration.

D.

The routing-instance service type can be VLAN-based.

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Questions 5

Which statement is correct about a collapsed fabric EVPN-VXLAN architecture?

Options:

A.

Fully meshed back-to-back links are needed between the spine devices.

B.

It supports multiple vendors in the fabric as long as all the spine devices are Juniper devices deployed with L2 VTEPs

C.

Using Virtual Chassis at the leaf layer increases resiliency.

D.

Border gateway functions occur on border leaf devices.

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Questions 6

Exhibit.

JN0-683 Question 6

Given the configuration shown in the exhibit, why has the next hop remained the same for the EVPN routes advertised to the peer 203.0.113.2?

Options:

A.

EVPN routes cannot have the next hop changed.

B.

The export policy is incorrectly configured.

C.

The vrf-export parameter must be applied.

D.

The vpn-apply-export parameter must be applied to this peer.

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Questions 7

Exhibit.

JN0-683 Question 7

You have a sample configuration for connecting two sites through EVPN-VXLAN by exchanging IP prefix routes.

Referring to the exhibit, which two statements regarding the configuration are true? {Choose two.)

Options:

A.

The advertise direct-nexthop option enables the receiver to resolve the next-hop route using only information carried in the Type 5 route.

B.

The advertise direct-nexthop option enables the receiver to resolve the next-hop route using only information carried in the Type 2 route.

C.

The VNI must match on all devices for the same customer.

D.

The VNI should be unique on all devices for each customer site.

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Questions 8

You are asked to set up an IP fabric that supports Al or ML workloads. You have chosen to use lossless Ethernet in this scenario, which statement is correct about congestion management?

Options:

A.

The switch experiencing the congestion notifies the source device.

B.

Only the source and destination devices need ECN enabled.

C.

ECN marks packets based on WRED settings.

D.

ECN is negotiated only among the switches that make up the IP fabric for each queue.

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Questions 9

Which three statements are correct about VXLAN control planes? (Choose three.)

Options:

A.

EVPN is inefficient and does not scale well.

B.

Both multicast and EVPN can facilitate MAC learning.

C.

Multicast is not agile and requires manual VNI mapping.

D.

EVPN enables fast convergence and updates.

E.

Multicast does not require as many resources.

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Questions 10

You want to ensure that VXLAN traffic from the xe-0/0/12 interlace is being encapsulated by logical vlep.32770 and sent to a remote leaf device in this scenario, which command would you use to verify that traffic is flowing?

Options:

A.

monitor traffic interface xe-0/0/12

B.

show interface terse vtep.32770

C.

show interfaces terse vtep.32770 statistics

D.

show interfaces vtep.32770 detail

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Questions 11

You are adding a server lo a tenant's network within your data center and must limit access to a specific traffic type within the tenant network without pushing all tenant traffic through a firewall.

What will satisfy this requirement?

Options:

A.

Use route leaking with EVPN and a routing policy.

B.

Use filter-based forwarding.

C.

Put the new server on a unique subnet within the tenant's network.

D.

Use a static route in the tenant VRF with a firewall as the next hop for traffic to the new server.

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Questions 12

Which three statements are correct about symmetric IRB routing with EVPN Type 2 routes? (Choose three.)

Options:

A.

An L3 interface (IRB) is required for each local VLAN.

B.

Symmetric routing requires MAC-VRF.

C.

Symmetric routing supports the EVPN service VLAN bundle.

D.

Symmetric routing requires an extra transit VNI for each VRF.

E.

Symmetric routing is less efficient than asymmetric routing.

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Questions 13

A local VTEP has two ECMP paths to a remote VTEP

Which two statements are correct when load balancing is enabled in this scenario? (Choose two.)

Options:

A.

The inner packet fields are not used in the hash for load balancing.

B.

The destination port in the UDP header is used to load balance VXLAN traffic.

C.

The source port in the UDP header is used to load balance VXLAN traffic.

D.

The inner packet fields are used in the hash for load balancing.

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Questions 14

You are preparing an sFlow monitoring system configuration.

In this scenario, what Information will be included in the datagram sent to the sFlow collector? (Choose two.)

Options:

A.

the interlace through which the packets entered the agent

B.

the sending device's serial number

C.

the CRC from the sampled packet

D.

the source and destination VLAN for sampled packets

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Questions 15

You want to convert an MX Series router from a VXLAN Layer 2 gateway to a VXLAN Layer 3 gateway for VNI 100. You have already configured an IRB interface. In this scenario, which command would you use to accomplish this task?

Options:

A.

set protocols isis interface irb.100 passive

B.

set vlans VLAN-100 13-interface irb.100

C.

set bridge-domains VLAN-100 routing-interface irb.100

D.

set protocols ospf area 0.0.0.0 interface irb.100 passive

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Questions 16

You are asked to interconnect two of your company's data centers across an IP backbone. Both data centers require Layer 2 and Layer 3 connectivity. In this scenario, which three actions would accomplish this task? (Choose three.)

Options:

A.

Advertise Type 2 EVPN routes across the DCI.

B.

Ensure border leaf nodes in each data center can exchange EVPN routes.

C.

Ensure there is a full mesh of VTEPs between all spine nodes within both data centers.

D.

Advertise Type 5 EVPN routes across the DCI.

E.

Ensure there is a full mesh of VTEPs between all leaf nodes within data centers.

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Questions 17

Exhibit.

JN0-683 Question 17

Referring to the exhibit, which statement Is true?

Options:

A.

A PBB-EVPN architecture is being used.

B.

An ERB architecture is being used.

C.

An OTT architecture is being used.

D.

A CRB architecture is being used.

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Questions 18

What are two ways in which an EVPN-signaled VXLAN is different from a multicast-signaled VXLAN? (Choose two.)

Options:

A.

An EVPN-signaled VXLAN can perform autodiscovery of VTEPs using IS-IS.

B.

An EVPN-signaled VXLAN can perform autodiscovery of VTEPs using BGP.

C.

An EVPN-signaled VXLAN is less resource intensive.

D.

An EVPN-signaled VXLAN features slower and more complete convergence.

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Questions 19

You are asked to interconnect Iwo data centers using a method that provides EVPN Type 2 connectivity, is highly scalable, and limits VXLAN tunnels between border leaf devices. What will satisfy these requirements?

Options:

A.

over the top full-mesh interconnect

B.

EVPN Type 2 stretch

C.

IP VPN

D.

Type 2 seamless stitching

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Exam Code: JN0-683
Exam Name: Data Center Professional (JNCIP-DC) Exam
Last Update: Oct 15, 2025
Questions: 66

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