Data Center, Professional (JNCIP-DC) - JN0-683 Exam Practice Test

Question 1

Due to heavy congestion, some VXLAN packets are being lost. In this scenario, which two statements are correct? (Choose two.)

A. The host endpoints determine when to retransmit any lost packets.

B. The VXLAN has no retransmission capability.

C. The EVPN congestion notifications should be used.

D. The VXLAN acknowledgement packets would be used.

Correct Answer: A,B

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Question 2

Which two statements are true about a pure IP fabric? (Choose two.)

A. Devices in an IP fabric function as Layer 3 routers.

B. An IP fabric does not support Layer 2 protocols.

C. An IP fabric supports Layer 2 VLANs.

D. Devices in an IP fabric must be connected to a fabric controller.

Correct Answer: A,B

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Question 3

Which statement correctly describes anti-spoofing protection in an EVPN-VXLAN fabric using ARP inspection?

A. It validates that the source MAC and IP address in an ARP packet match previously learned bindings before allowing the packet.

B. It replaces the need for EVPN Type 2 routes.

C. It is only applicable to DHCP traffic.

D. It encrypts ARP traffic between VTEPs.

Correct Answer: A

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Question 4

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?

A. Use route leaking with EVPN and a routing policy.

B. Use filter-based forwarding.

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

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

Correct Answer: B

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Question 5

Referring to the exhibit, the spine1 device has an underlay BGP group that in configured to peer with its neighbors' directly connected interfaces.
Which two statements are true in this scenario? (Choose two.)

A. The multihop statement is not required to establish the underlay BGP sessions.

B. Load balancing for the underlay is not configured correctly.

C. Load balancing for the underlay is configured correctly.

D. The multihop statement is required to establish the underlay BGP sessions.

Correct Answer: A,C

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Question 6

Your organization is implementing EVPN-VXLAN and requires multiple overlapping VLAN-IDs.
You decide to use a routing-instance type mac-vrfto satisfy this request.
Which two statements are correct in this scenario? (Choose two.)

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

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

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

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

Correct Answer: B,C

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Question 7

You are asked for TX and RX traffic statistics for each interface to which an application server is attached. The statistics need to be reported every five seconds. Using the Junos default settings, which telemetry method would accomplish this request?

A. Native Sensors

B. SNMP

C. OpenConfig

D. gNMI

Correct Answer: A

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Juniper Data Center, Professional (JNCIP-DC) - JN0-683 Exam Practice Test

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