Juniper JN0-682 問題集

質問 1：
You are asked to manage the oversubscription ratio of your spine and leaf IP fabric. You determine that you are at a 3:1 ratio of downstream to upstream traffic and must achieve a 1.1ratio. In this scenario, which two actions would you take to achieve this goal? (Choose two.)
A. Increase the number of spine nodes in your design.
B. Reduce the number of server facing that each leaf node uses to carry traffic.
C. Increase the number of server facing ports that each leaf node uses to carry traffic.
D. Reduce the number of leaf nodes on your design.
正解：A,C
解説: (Topexam メンバーにのみ表示されます)

質問 2：
You are evaluating which method to use for learning MAC addresses in your VXLAN network. Which statement is true in this scenario?
A. Multicast exchanges MAC addresses through control plane learning and is not more reliable than EVPN.
B. EVPN exchanges MAC addresses through data plane learning and is more reliable than multicast.
C. EVPN exchanges MAC addresses through control plane learning and is more reliable than multicast.
D. Multicast exchanges MAC addresses through data plane learning and is more reliable than EVPN.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Host1 and host2 are connected to an EVPN signaled VXLAN overlay, and must have Layer 3 connectivity. The VNI and VLAN assignments are shown in the exhibit.

In this scenario, which two statements are true? (Choose two.)
A. A Layer 3 gateway can be configured on the leaf devices.
B. A layer 3 gateway can be configured on the spine devices.
C. The VNI assigned to the host1 link must be same as the VNI assigned to the host2 link.
D. The ESI assigned to the host1 link will be different from the ESI assigned to the host link.
正解：A,B

質問 4：
The MC-LAG group shown in the exhibit is providing high availability services for the directly connected servers. The backup liveness detection is applied to the ICL-PL link, however, when one of the members rebooted, there was traffic loss for a few seconds.

In this scenario, where should you apply the backup liveness detection?
A. On the ae0 interface
B. On the ae1 interface
C. On the ae2 interface
D. On the management interfaces
正解：D

質問 5：
Which EVPN router type prevents BUM traffic from looping back to a multihued host?
A. Ethernet segment router
B. Ether auto discovery route
C. Inclusive multicast-Ethernet tag route
D. IP prefix route
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 6：
You are asked to configure JTI on the QFX Series devices in your data center fabric. You must use sensors with the least amount of latency. Which type of sensor should you use in this scenario?
A. JTI OpenConfig sensors
B. Python sensors
C. JTI native sensors
D. analog sensors
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Referring to the exhibit,

what happens when you initiate ZTP on a QFX5120 switch running Junos
21.3R1.9?
A. ZTP performs both the Junos installation and the configuration.
B. ZTP performs the Junos installation but skips the configuration.
C. ZTP skips both the Junos installation and the configuration.
D. ZTP skips the Junos installation but applies the configuration.
正解：D

質問 8：
A VTEP requires which two interfaces? (Choose two.)
A. a physical interface for a Layer 2 network
B. a physical interface for a Layer 3 network
C. a logical interface for a Layer 3 network
D. a logical interface for a Layer 2 network
正解：A,D