更新された2023年12月09日 JN0-649試験問題集でPDF問題とテストエンジン
最新（2023)Juniper JN0-649試験問題集
JN0-649試験は、65問の多肢選択問題から成り、時間制限は120分です。試験は、世界中のPearson VUEテストセンターで受験するか、Juniper NetworksのProctorUサービスを通じてオンラインで受験することができます。Juniper Networksは、インストラクター主導のクラス、オンライン自己ペースのコース、試験の準備ガイドなど、様々なトレーニングコースとリソースを提供しています。JN0-649試験に合格し、JNCIP-ENT認定を取得することは、プロフェッショナルな成長への取り組みを示し、ネットワークプロフェッショナルにとってキャリアアップの機会を提供します。
質問 # 36
Click the Exhibit.
The Receiver is attempting to join two different groups, one from each source. You want to endure that load balancing is taking place.
Referring to the exhibit, which statement is true?
- A. R3 must have join-load-balance configured under protocol PIM.
- B. R2 must have join-load-balance configured under protocol PIM.
- C. R1 must have join-load-balance configured under protocol PIM.
- D. R4 must have join-load-balance configured under protocol PIM.
正解：D
解説：
https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/mcast-pim-join- load-balance.html
質問 # 37
You are asked to configure an 802.1X solution that supports dynamic VLAN assignment. In this scenario, which two modes support using vendor-specific attributes (VSAs)? (Choose two.)
- A. static MAC bypass mode
- B. single supplicant mode
- C. multiple supplicant mode
- D. single-secure supplicant mode
正解：C、D
質問 # 38
Your company has expanded into office space across the street. The new office space has a single Ethernet connection connected to an unmanaged switch. You must sort traffic based on the IP address into different VLANs once the traffic arrives on your EX Series switches.
Which mechanism would you use to accomplish this task?
- A. filter-based VLANs
- B. MVRP
- C. Q-in-Q tunneling
- D. dynamic VLANs
正解：A
解説：
https://next-hop-self.com/juniper-filter-based-vlan-assignment.html
https://www.juniper.net/documentation/us/en/software/junos/routing-
policy/topics/example/firewall-filter-ex-series-configuring.html
質問 # 39
Which statement is correct about IS-IS?
- A. IS-IS uses areas and an autonomous system.
- B. Level 2 routers must share the same area address.
- C. Level 1 routers route traffic between autonomous systems.
- D. Level 1/2 routers automatically inject a default route to the nearest Level 1 router.
正解：A
質問 # 40
You are asked to implement fault tolerant RPs in your multicast network. Which two solutions would accomplish this behavior? (Choose two.)
- A. Use MSDP with statically defined RPs.
- B. Use IGMPv3 with statically defined RPs.
- C. Use BFD with statically defined RPs.
- D. Use anycast PIM with statically defined RPs.
正解：A、D
質問 # 41
Referring to the exhibit, which statement is correct?
- A. The route is learned from three different neighbors.
- B. The route is learned from a multihop BGP session.
- C. The route is learned from a multipath BGP session.
- D. The route is learned from only one neighbor.
正解：D
質問 # 42
Referring to the exhibit, which two statements are true? (Choose two)
- A. The DR election process is not finished for the ge-0/0/0 interface
- B. There can be more than one OSPF neighbor on the ge-0/0/1 interface.
- C. There can be more than one OSPF neighbor on the ge-0/0/0 interface
- D. There is no need for a DR for the ge-0/0/0 interface.
正解：D
質問 # 43
Referring to the exhibit, on which three IS-IS routers will the attached bit be set? (Choose three.)
- A. UR3
- B. UR5
- C. R2
- D. R4
- E. R6
正解：A、C、E
質問 # 44
Which two statements are correct about the deployment of EVPN-VXLAN on QFX Series devices? (Choose two.)
- A. Type 1 route advertisements always have the single-active flag set to 0.
- B. Junos OS supports ingress replication for BUM traffic forwarding.
- C. Junos OS supports underlay replication for BUM traffic forwarding.
- D. Type 1 route advertisements always have the single-active flag set to 1.
正解：B、C
質問 # 45
Referring to the exhibit, ServerA sends a single IP packet destined to 10.0.0.127. Which two statements correctly describe the behavior of the resulting outbound VXLAN packets that contain the original packet destined to 10.0.0.127? (Choose two.)
- A. Router C will send a VXLAN packet destined only to router D and router E.
- B. Router D will not replicate and send a copy of the received VXLAN packet to router E.
- C. Router C will send a single VXLAN packet to one remote VTEP.
- D. Router E will replicate and send a copy of the received VXLAN packet to router D.
正解：C、D
質問 # 46
You ate deploying P|M source-specific multicast (SSM) for a new multicast messaging service You have configured the multicast source to use 236.44.123.100 as the multicast address. You are not able to join the PIM SSM multicast teed Which two solutions would resolve this problem? (Choose two )
- A. Reconfigure the multicast source to use an address in the range of 224.0.0 0 through
224.255.255.255. - B. Add the multicast address to the [edit routing-options multicast ssm-groups] stanza.
- C. Add the multicast address to the (edit routing-options multicast ssm-map) stanza.
- D. Reconfigure the multicast source to use an address in the range of 232 0.0 0 through
232.255.255.255
正解：C、D
質問 # 47
Referring to the exhibit, you have placed the cos multifield classifier on all edge interfaces and configured the relevant CoS parameters.
In this scenario, which two statements are correct? (Choose two.)
- A. SSH traffic using the default port will be placed in the best-effort forwarding class and accepted.
- B. SSH traffic using the default port will be placed in the af forwarding class and accepted.
- C. UDP traffic using the 16000 port will be placed in the best-effort forwarding class and accepted.
- D. UDP traffic using the 16000 port will be placed in the voice forwarding class and accepted.
正解：B、D
質問 # 48
A Layer 2 connection does not expend across data centers. The IP subnet in a Layer 2 domain is confined within a single data center.
Which EVPN route type is used to communicate prefixes between the data centers?
- A. Type 1
- B. Type 4
- C. Type 2
- D. Type 5
正解：D
質問 # 49
Your enterprise network is running BGP VPNs to support multitenancy. Some of the devices with which you peer BGP do not support the VPN NLRI. You must ensure that you do not send BGP VPN routes to the remote peer.
Which two configuration steps will satisfy this requirement? (Choose two.)
- A. Configure a route reflector for the VPN NLRI.
- B. Configure an import policy on the remote peer to reject the routes when they are received.
- C. Configure an export policy on the local BGP peer to reject the VPN routes being sent to the remote peer.
- D. Configure the apply-vpn-export feature on the local BGP peer.
正解：C、D
解説：
Apply both the VRF export and BGP group or neighbor export policies (VRF first, then BGP) before routes from the vrf or l2vpn routing tables are advertised to other PE routers.
https://www.juniper.net/documentation/us/en/software/junos/bgp/topics/ref/statement/vpn-apply-export-edit-protocols-bgp-vp.html
質問 # 50
You have deployed sparce-mode multicast in your network using the IGP metrics shown in the exhibit.
Which path will (*, G) traffic follow form the source to the receiver before the (S, G) state is registered?
- A. Source, R1, R2, R5, R2, R3, R6 Receiver
- B. Source, R1, R2, R5, R6, Receiver
- C. Source, R1, R2, R3, R6, Receiver
- D. Source, R1, R4, R5, R6, Receiver
正解：A
質問 # 51
A BGP network has been designed to provide resiliency and redundancy to a multihomed customer network.
Which two statements are correct in this scenario? (Choose two.)
- A. A routing policy will be required to forward traffic to both next hops.
- B. The ttl statement must be configured to accommodate peering to a loopback address of a directly connected peer.
- C. The TTL value of 1 is set to limit the scope of the EBGP session.
- D. Both the next hops will be used to forward traffic to R2.
正解：A、B
質問 # 52
Which type of BGP is used to peer with a different autonomous system?
- A. static
- B. classless
- C. external
- D. dynamic
正解：C
質問 # 53
You are implementing CoS for a custom application that is labeling its packets with DSCP code- point 101111. You have applied the configuration shown in the exhibit, but not that while some custom application traffic ingressin on ge-0/0/1 transits the SRX Series device successfully, packets ingressing all other ge-* interfaces are being dropped.
Which action should you take to solve this problem?
- A. Modify the BA classifier to assign code point 101111 to loss priority low.
- B. Apply the rate-limit-ef policer to all ge-interfaces.
- C. Configure a scheduler and scheduler map for expedited-forwarding and apply to all interfaces.
- D. Remove the BA classifier from all ge-interfaces.
正解：B
質問 # 54
You are adding VNI 101 to your EVPN-VXLAN network, but traffic is not being sent to received.
Referring to the exhibit, which configuration statement will solve the problem?
- A. set routing-instances EVPN1 vxlan encapsulate-inner-vlan
- B. set routing-instances EVPN1 instance-type evpn
- C. set routing-instances EVPN1 vrf-table-label
- D. set routing-instances EVPN1 bridge-domains BD-101 vxlan vni 101
正解：B
質問 # 55
Router R1, in peer AS 65001, advertises routes to R2 using EBGP. R2 advertises the routes learned from R1 to R3 using IBGP.
Referring to the exhibit, to which routers will R3 advertise the BGP routes received from R2?
- A. R6, R7
- B. R4, R5, R6, R7
- C. R2, R4, R5, R6, R7
- D. R4, R5
正解：D
質問 # 56
You are asked to troubleshoot voice quality issues on your newly implement VoIP network. You notice that the voice packets are being dropped. You have verified that the packets are correctly marked for expedited forwarding queue.
Referring to the exhibit, what must you configure to solve the problem?
You are asked to troubleshoot voice quality issues on your newly implement VoIP network. You notice that the voice packets are being dropped. You have verified that the packets are correctly marked for expedited forwarding queue.
Referring to the exhibit, what must you configure to solve the problem?
- A. You must configure a rewrite rule to ensure that the traffic is scheduled properly in the device.
- B. You must configure a scheduler to allocate bandwidth to the expedited forwarding queue.
- C. You must configure a multifield classifier to put the VoIP traffic in the correct queue.
- D. You must configure a policer to ensure that the queue is not being starved.
正解：B
質問 # 57
A user is attempting to watch a high-definition video being streamed from the media server over the network. However, the user complains that the experienced video quality is poor. While logged on to router B, a Juniper Networks device, you notice that video packets are being dropped.
In this scenario, what would solve this problem?
- A. Adjust the scheduler-map to support a higher transmit rate.
- B. Adjust the scheduler for the expedited-forwarding forwarding class to support a higher transmit rate.
- C. Adjust the expedited-forwarding BA classifier to router B's ge-0/0/0 interface to support a higher transmit rate.
- D. Adjust the expedited-forwarding BA classifier on router B's ge-0/0/1 interface to support a higher transmit rate.
正解：D
質問 # 58
A customer requires that the switch responds to an ARP request only if the source and target IP address are on different subnets.
Referring to the Exhibit, how would you accomplish this task?
- A. Enable the no-gratuitous-arp request command under the interface hierarchy.
- B. Create a static ARP entry for the host.
- C. Change the proxy ARP parameter setting to restricted.
- D. Remove the proxy ARP setting and clear the entry.
正解：C
質問 # 59
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更新された検証済みの合格させるJN0-649試験にはリアル問題と解答：https://www.passtest.jp/Juniper/JN0-649-shiken.html
最適な練習法にはJuniper JN0-649試験の素晴らしいJN0-649試験問題PDF：https://drive.google.com/open?id=1Y_C7DofIn3jdSmWe4TAocupRPnIJUt1T