[2022年01月]更新のJuniper JN0-681問題集厳選された問題集でパスして、最短時間を目指そう
Juniper JN0-681試験問題集で[2022年最新] 練習 高合格率な試験問題集問題
質問 11
You work in a data center where VMs and hosts are frequently moved. Your design needs to eliminate inefficient traffic flows.
In this scenario, which two solutions will satisfy this requirement? (Choose two.)
- A. EVPN
- B. VXLAN
- C. VMTO
- D. VPLS
正解: A,C
質問 12
You are building an EVPN Data Center Interconnect. You must support multiple VLANs in a single EVPN instance.
Which parameter provides this functionality?
- A. instance-type virtual-switch
- B. instance-type 12vpn
- C. instance-type evpn
- D. instance-type no-forwarding
正解: C
質問 13 
You have configured a DHCP server for ZTP as shown in the exhibit. Your network contains EX2200 and QFX5100 devices, however, only the EX2200s are receiving the baseline configuration file. You want to ensure that all of the switches in your network receive the baseline configuration file.
Which actions will satisfy this requirement?
- A. Use FTP instead of TFTP for the transfer protocol.
- B. Change the 150 suboption to reference the MAC address.
- C. Remove the ignore client-updates statement.
- D. Reference all the switch models in the file where necessary.
正解: D
質問 14
Which statement is true for an IP Fabric to be called a Clos IP Fabric?
- A. Spanning tree must be completely eliminated.
- B. The protocol used is OSPF, IS-IS, or BGP.
- C. The number of uplinks from a leaf device equals the number of spine devices.
- D. Spine devices must be connected in a full mesh.
正解: C
質問 15
You are implementing a Virtual Chassis using QFX5100s and EX4300s in your data center.
In this scenario. which three hardware capabilities are affected? (Choose three.)
- A. usable VCP connections limited to 10GbE
- B. MAC table size
- C. number of supported routing instances
- D. number of usable ports per member
- E. maximum number of firewall filters
正解: B,C,E
質問 16
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. PIM Register message
- B. IGMP Join (S, G)
- C. PIM Join
- D. IGMP Join (*.G)
正解: C
質問 17
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 register message
- D. PIM join
正解: C
質問 18
Which two statements are true about Virtual Chassis? (Choose two.)
- A. The request virtual-chassis mode fabric reboot command will set the Virtual Chassis to fabric mode with similar devices.
- B. By default, Junos switches are in mixed mode Virtual Chassis.
- C. The request virtual-chassis mode fabric reboot command will set the Virtual Chassis to mixed mode.
- D. By default, Junos switches are in a non-mixed mode Virtual Chassis.
正解: C,D
質問 19
You are building a DCI solution and need both a Layer 2 solution and a Later 3 solution for different workloads within your data centers.
What are two reasons why MPLS would be used a transport for this DCI solution? (Choose two.)
- A. MPLS allows you to natively runnel your own Layer 2 traffic through the service provided L3VPN.
- B. MPLS allows for any-to-any connectivity allowing for both Layer 2 and Layer 3 DCIs.
- C. The fast failover capabilities of MPLS nodes can be accomplished in a recovery time that is equivalent to 50 ms or better.
- D. MPLS allows you to interconnect multiple data centers over a public IP network.
正解: B,C
質問 20
What are three advantages of using MPLS for data center interconnects? (Choose two.)
- A. Any to any connectivity
- B. Sub 50 ms failover times
- C. Dedicated connections between customer sites
- D. Traffic engineering
- E. Dedicated MPLS backbones for Layer 1 and Layer 3 DCIs
正解: B,D,E
質問 21
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.
正解: A,B
質問 22
You are deploying 50 QFX5100 switches in your data center. You are asked to explain the benefits of using ZTP during your deployment of these devices.
What is a benefit of this deployment?
- A. You can use DHCP options to indicate which Junos version the switches should be running.
- B. You must use DHCP options to provide the transfer mode used for pulling files from a storage server.
- C. You can use DHCP options to push the configuration files to all devices.
- D. You must use DHCP options to provide Junos installation packages to all devices.
正解: C
質問 23
Referring to the exhibit, each node in the IP fabric is peering to its directly attached neighbor using EBGP. Each node is peering using physical interface IP addresses. Leaf 2 and Leaf 3 are advertising the 10.1.1/24 network into EBGP. Spine 2 must be configured so that it can load-share traffic destined to the 10 1.1/24 network over both next-hop A and next-hop B.
Which two actions must be performed to accomplish this task? (Choose two.)
- A. Use a load-balancing policy applied to the forwarding table.
- B. Use advertise-inactive.
- C. Use multipath multiple-AS.
- D. Use multihop.
正解: A,C
質問 24
Referring to the exhibit, not all routes are being exchanged by EBGP peers.
In this scenario, which BGP parameter would solve this problem?
- A. multipath
- B. as-override
- C. multipath multiple-as
- D. multihop
正解: B
質問 25
A VXLAN has been created between devices leaf1 and leaf3.
Referring to the exhibit, which statement is true?
- A. Traffic sent from leaf1 to host2 will he dropped on leaf1.
- B. Traffic sent from leaf1 to host2 will he dropped on leaf3.
- C. Traffic sent from host1 to host2 will be tagged with VLAN ID 200 when exiting leaf3.
- D. Traffic sent from host1 to host2 will be tagged with VLAN ID 100 when exiting leaf3.
正解: C
質問 26
You are asked to configure VXLAN for you c data center using multicast to exchange VTEP information?
In this scenario, which two configuration parameters must match on the VTEPs in the same VXLAN segment? (Choose two.)
- A. VNI
- B. Multicast group
- C. VLAN ID
- D. Routing instance name
正解: A,B
質問 27 
The VCF shown in the exhibit is not functioning correctly.
What must you do to get the VCF to function properly?
- A. Turn on mixed fabric mode for all devices.
- B. Set Member 0 to the VC route mode.
- C. Set Member 1 to the backup RE role.
- D. Deactivate mixed fabric mode for all devices.
正解: A
質問 28
What is the purpose of the command shown in the exhibit?
- A. to disable the multicast group 239.0.0.1 across the entire VXLAN.
- B. to stop the transmission of transit multicast traffic when there are no interested receivers attached to a remote VTEP.
- C. to stop the reception of transit multicast traffic when there are no interested receivers attached to the local VTEP.
- D. to disallow IGMP requests for the group 239.0.0.1 from hosts attached to the local VTEP.
正解: B
質問 29
You have configured MP-IBGP to support EVPN for your overlay network.
However, you are not seeing the expected routes on your edge devices.
Referring to the exhibit, how would you solve this problem?
- A. The family 12vpn signalingmust be configured on the local peer.
- B. Graceful restart must be disabled for this session.
- C. The family evpn signalingparameter must be configured on the remote peer.
- D. The group types on both devices should be set to external.
正解: C
質問 30
Which two statements describes an IP fabric? (Choose two.)
- A. xSTP protocols should be used to prevent loops
- B. Each leaf should have a connection to each spine.
- C. Traffic should always follow a single path
- D. Open standards allow for vendor interoperability.
正解: A,B
質問 31
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 mc-ae-idon qfx1 to 1.
- B. Configure the status-controlon qfx2 to active.
- C. Change the chassis-idon qfx1 to 1.
- D. Configure a system-idon qfx1 that is different from the system-idon qfx2.
正解: A
質問 32
What are the two valid types of VXLAN signaling?(Choose two.)
- A. RSVP
- B. EVPN
- C. MPLS
- D. RSTP
正解: A,B
質問 33
You want to ensure high availability of the Junos devices in your data center.
In this scenario, which three features would accomplish this task? (Choose three.)
- A. Multiple Spanning Tree Protocol
- B. dual Routing Engines
- C. virtual private LAN service
- D. Virtual Router Redundancy Protocol
- E. graceful Routing Engine switchover
正解: B,D,E
質問 34
Which statement describes a Juniper Virtual Chassis Fabric?
- A. two or more QFX Series or EX Series linked in a spine-leaf topology
- B. two or more QFX Series or EX Series switches in a ring topology
- C. two or more QFX Series or EX Series switches in a full mesh topology
- D. two or more QFX Series or EX Series switches in a daisy-chain topology
正解: A
質問 35
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