Juniper Juniper Certifications JN0-681 Questions & Answers

• Question 31:

  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 ae1 interface

  B. on the ae2 interface

  C. on the management interfaces

  D. on the ae0 interface

  Correct Answer: C

• Question 32:

  You have configured a new MC-LAG connection to a host. After committing the configuration, the MC-LAG link is not functioning properly.

  

  Referring to the exhibit, how would you solve this problem?

  A. Change the chassis-id on qfx1 to 1.

  B. Configure a system-id on qfx1 that is different from the system-id on qfx2.

  C. Configure the status-control on qfx2 to active.

  D. Change the mc-ae-id on qfx1 to 1.

  Correct Answer: D

• Question 33:

  When using EBGP as the underlay protocol for your IP fabric architecture, which two statements are true? (Choose two.)

  A. Spine nodes only peer to leaf nodes.

  B. Leaf nodes peer to both spine and leaf nodes.

  C. Leaf nodes only peer to spine nodes.

  D. Spine nodes peer to both leaf and spine nodes.

  Correct Answer: AC

• Question 34:

  What are three advantages of using MPLS for data center interconnects? (Choose three.)

  A. dedicated MPLS backbones for Layer 2 and Layer 3 DCIs

  B. any-to-any connectivity

  C. traffic engineering

  D. dedicated connections between customer sites

  E. sub 50 ms failover times

  Correct Answer: ACE

• Question 35:

  You are asked to design a deployment plan for a large number of QFX Series switches using ZTP. The ZTP deployment plan must ensure all switches are configured with their designated configuration file.

  Which DHCP option and suboption combination would be used to accomplish this task?

  A. DHCP option 43 with a suboption of 00

  B. DHCP option 66 with a suboption of 00

  C. DHCP option 66 with a suboption of 01

  D. DHCP option 43 with a suboption of 01

  Correct Answer: A

• Question 36:

  You are asked to deploy 20 QFX Series devices using ZTP. Each QFX5100 requires a specific FTP

  server.

  In this scenario, which two components must you configure on the DHCP server? (Choose two.)

  A. the IP address of the FTP server

  B. the MAC address of the FTP server

  C. the IP address of each QFX5100

  D. the MAC address of each QFX5100

  Correct Answer: AD

• Question 37:

  You are configuring an IP Fabric in your data center and you are trying to load-balance traffic across multiple equal-cost BGP routes. You have enabled multipath, but the traffic is not being load-balanced.

  

  Referring to the exhibit, what will solve this problem?

  A. You should apply the load-balance policy as an import policy to the forwarding table.

  B. You should apply the load-balance policy as an import policy for the BGP neighbor.

  C. You should apply the load-balance policy as an export policy to the forwarding table.

  D. You should apply the load-balance policy as an export policy to the BGP neighbor.

  Correct Answer: C

• Question 38:

  In the exhibit, VM1 is part of the same VXLAN segment as VM3.

  

  Which type of message will R1 initially send to R2 so that VM1 receives BUM traffic from VM3?

  A. IGMP Join (S,G)

  B. PIM Join

  C. IGMP Join (*,G)

  D. PIM Register message

  Correct Answer: B

• Question 39:

  Referring to the VTEP output shown in the exhibit, which two statements are true? (Choose two.)

  

  A. The MAC address 52:54:00:2c:4b:a2 belongs to a local host.

  B. The MAC address 52:54:00:5e:88:6a belongs to a remote host.

  C. The MAC address 52:54:00:2c:4b:a2 belongs to a remote host.

  D. The MAC address.52:54:00:5e:88:6a belongs to a local host.

  Correct Answer: BC

• Question 40:

  Which EVPN route type would be used in a DCI situation in which the IP subnets between data centers are completely unique?

  A. Type 2

  B. Type 3

  C. Type 4

  D. Type 5

  Correct Answer: D