Juniper JN0-681 Certification Exam Dumps with 68 Practice Test Questions
New JN0-681 Exam Dumps with High Passing Rate
Taking Your Exam and How to Prepare for It with Juniper
You can register via the Pearson VUE website for the Professional Data Center JN0-681 certification test. Consequently, make sure you are ready and comfortable with the right resources before the official exam. The Juniper website itself provides helpful resources that you can discover while planning for your JN0-681 validation. Juniper on-demand training courses are a great way to begin preparing for your Data Center professional exam. For example, you can enroll in the Junos Intermediate Routing (JIR) or the Junos Enterprise Switching (JEX) classes offered by the vendor. They provide technical coaching and hands-on research facilities. Together with access to solid online course materials, each section of those classes will have self-paced & web-delivered guidance. Training prices can vary from region to region, so for more information, visit the Juniper website.
NEW QUESTION 24
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 spine devices.
- B. The VNI assigned to the host1 link must be same as the VNI assigned to the host2 link.
- C. A Layer 3 gateway can be configured on the leaf devices.
- D. The ESI assigned to the host1 link will be different from the ESI assigned to the host link.
Answer: A,C
NEW QUESTION 25
In the exhibit, VM1 is part of the same VXLAN segment as VM3.
Which type of message will VTEP B initially send to the RP so that VM3 can communicate with VM1?
- A. IGMP Join (*,G)
- B. IGMP Join (S,G)
- C. PIM join
- D. PIM register message
Answer: D
NEW QUESTION 26
Exhibit:
Devices spine1 and spine have been configured as distributed Layer 3 gateways in the VXLAN topology, and devices leaf1 and leaf3 have been configured as layer 2 gateways. Device host must be able to communicate with device host?
Which two statements are true? (Choose two.)
- A. Traffic from host1 to host will transit a VXLAN tunnel to spine or spine2 then a VXLAN from spine1 or spine2 to leaf 3.
- B. An IRB interface must be configured on devices spine1 and spine2.
- C. Traffic from host1 to host2 will transmit the VXLAN tunnel from leaf1 to leaf3.
- D. An IRB interface must be configured on device leaf1 and leaf2.
Answer: B,C
NEW QUESTION 27
A customer has built a VXLAN using an EVPN signaling infrastructure with remote facilities with VXLAN using EVPN signaling connected to the Internet. The customer notices that the network is completely stable with no protocol errors in the underlay or overlay. The customer, however, cannot pass any application data across the network.
Which statement would explain the intermittent loss?
- A. The routing protocol authentication has failed.
- B. The BPDU protection is invoked.
- C. There is an LACP key mismatch.
- D. The MTU is exceeded.
Answer: B
NEW QUESTION 28 
Referring to the exhibit, R1 and R2 are QFX5100s and are acting as VXLAN Layer 2 Gateways for VLAN 100 using PIM-SM signaling.
What will cause R2 to send a (*.G) PIM Join towards the RP?
- A. R2 will send a (*.G) PIM Join when it first learns the MAC address of a locally attached host.
- B. R2 will send a (*.G) PIM Join when its VLAN 100 configuration is committed.
- C. R2 will send a (*.G) PIM Join when it receives broadcast, multicast, or unknown unicast traffic from Host B.
- D. R2 will send a (*.G) PIM Join when it receives broadcast, multicast, or unknown unicast traffic from Host A.
Answer: B
NEW QUESTION 29
You have deployed two data centers that require a Layer 2 stretch between host1 and host2.
Referring to the exhibit, what does a Layer 2 stretch require?
- A. a VXLAN tunnel originating on the Spine Layer in DC1 to the Spine Layer in DC2.
- B. a VXLAN tunnel originating on the Super Spine Layer in DC1 to the Super Spine Layer in DC2.
- C. a VXLAN tunnel originating on VTEP1 to VTEP2.
- D. a VPLS WAN connection between data centers.
Answer: C
NEW QUESTION 30
Which statement is true about a Data center interconnect over an IP network?
- A. Layer 2 data must traverse a point-to-point
- B. Layer 2 data must traverse an MPLS LSP.
- C. Layer 3 data must be encapsulated
- D. Layer 2 data must be encapsulated.
Answer: B
NEW QUESTION 31
In the exhibit, VM1 is part of the same VXLAN segment as VM3.
Which type of message will VTEP B initially send to the RP so that VM3 can communicate with VM1?
- A. IGMP Join (*,G)
- B. IGMP Join (S,G)
- C. PIM join
- D. PIM register message
Answer: D
NEW QUESTION 32
Referring to the exhibit, DC1 and DC2 have a DCI across a service provider WAN connection. Host1 in DC1 must have Layer 2 connectivity to host2 in DC2. A VXLAN tunnel must be created between VTEP1 and VTEP2.
In this scenario, which statement is true?
- A. The service provider WAN connection cannot be an MPLS-based WAN connection.
- B. VXLAN Layer 3 gateway must be provisioned at the Super Spine layer.
- C. A route to the loopback address on VTEP2 must be present on VTEP1.
- D. VTEP1 and VTEP2 must peer using IBGP.
Answer: C
NEW QUESTION 33
You are logged in to Leaf 1. When examining the routing table, you notice that you have no routes from Leaf 2.
Referring to the exhibit, which two commands would you use to troubleshoot the problem? (Choose two.)
- A. From Spine 1, issue the show route advertising-protocol bgp 172.16.1.1 command.
- B. From Spine 1, issue the show route advertising-protocol bgp 172.16.1.2 command.
- C. From Leaf 1, issue the show route receive-protocol bgp 172.16.1.1 command.
- D. From Leaf 2, issue the show route advertising-protocol bgp 172.16.1.2 command.
Answer: B,C
NEW QUESTION 34
After configuring an IP fabric using EBGP as you protocol, you notice that not all of the routers are showing up in the routing tables. You have verified that all adjacencies have formed, and place and configured properly.
In this scenario, which statement is true?
- A. The routers have not been configured with the multipath multiple-as parameter.
- B. The routers have not been configured using the bfd-1 Liveness-detection parameter.
- C. The routers have not been configured using the add-path parameter
- D. The routers have not been configured using the multihop parameter.
Answer: A
NEW QUESTION 35
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 ae2 interface
- B. on the management interfaces
- C. on the ae1 interface
- D. on the ae0 interface
Answer: B
NEW QUESTION 36
What are three benefits of EVPN that would improve the current E-line, E-LAN, and E-Tree delivery? (Choose three.)
- A. integrated L2/L3 connectivity
- B. greater Multiprotocol Label Switching scale
- C. network resiliency between edge nodes
- D. efficient security provisioning
- E. native support for multihoming
Answer: A,C,E
NEW QUESTION 37
You are asked to enable plug-and-play for future line card switches in an active VCF without making any future Junos configuration changes. You are also required to ensure that all new line cards are automatically upgraded to the correct Junos version without any manual intervention.
In this scenario, which two actions will accomplish this task? (Choose two.)
- A. Set the Virtual Chassis as auto-provisioned before the line cards are inserted.
- B. Configure the auto-sw-updateparameter on the VCF before inserting new line cards.
- C. Ensure that the newly inserted line card's MAC addresses are present in the DHCP configuration for ZTP.
- D. Set the Virtual Chassis as pre-provisioned before the line cards are inserted.
Answer: A,B
NEW QUESTION 38
Referring to the exhibit, DC1 and DC2 have a DCI across a service provider WAN connection. Host1 in DC1 must have Layer 2 connectivity to host2 in DC2. A VXLAN tunnel must be created between VTEP1 and VTEP2.
In this scenario, which statement is true?
- A. A route to the loopback address on VTEP must be present on VTEP1.
- B. VXLAN Layer 3 gateway must be provisioned at the Super Spine layer.
- C. VTEP and VTEP2 must peer using IBGP.
- D. The service provider WAN connection be an MPL5-based WAN connection.
Answer: A
NEW QUESTION 39 
Referring to the exhibit, VMs on Server-1 are sending traffic to VMs on Server-2. All VCPs in the VCF have 40Gbps of bandwidth available and automatic fabric trunking is bundling multiple VCPs together.
Which statement is correct in this scenario?
- A. The traffic will load balance across the SW-1, SW-2, and SW-3 devices.
- B. The traffic only takes the SW-4, SW-2, SW-5 path.
- C. The traffic only takes the SW-4. SW-1, SW-5 path.
- D. The traffic will load balance across the SW-1 and SW-2 devices.
Answer: A
NEW QUESTION 40
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