[2023年06月] 試験JN0-349最新ブレーン専門問題集はここ
無料で使えるJN0-349試験問題集試験点数を伸ばそう
Juniper JN0-349試験に備えては、綿密な計画と準備が必要です。試験のトピックやコンセプト、関連するネットワーク技術について総合的な理解を持つ必要があります。さらに、Juniperのルーターやスイッチで練習をすることで、彼らがどのように動作するかについての良好な理解を開発する必要があります。この試験はJuniperのネットワークデバイスの展開と管理における実践的な経験をテストするために設計されているため、試験を受ける前に実践的な経験を持つことが重要です。
質問 # 24
What are three reasons a BGP route would be hidden? (Choose three.)
- A. The Local Preference is 0.
- B. The AS Path contains a 0.
- C. It is rejected by a firewall term.
- D. It is suppressed by a damping policy.
- E. The next hop is unreachable.
正解：B、D、E
質問 # 25
Referring to the exhibit, which devices will receive the packet sent by User B?
- A. User A and User D
- B. User C and User D
- C. User C, User A, and User D
- D. User C
正解：B
質問 # 26
Which two statements are true about GRE tunnels on Junos devices? (Choose two.)
- A. GRE interfaces can include only a single logical unit.
- B. Only one GRE tunnel can be included for each logical unit.
- C. Multiple GRE tunnels can be included for each logical unit.
- D. GRE interfaces can include multiple logical units.
正解：B、D
質問 # 27
Click the Exhibit button.
Referring to the exhibit, the IRB interfaces are configured with which family?
- A. l3-interface
- B. irb
- C. inet
- D. ethernet-switching
正解：C
質問 # 28
Referring to the exhibit, what do the asterisks (*) indicate?
- A. The entries are new.
- B. The router receive the entries.
- C. The router originated the entries.
- D. The entries are state.
正解：C
質問 # 29
Referring to the exhibit, which router becomes the OSPF DR when all routers are powered on at
the same time?
- A. R2
- B. R3
- C. R4
- D. R1
正解：A
解説：
https://sites.google.com/site/amitsciscozone/home/juniper-junos/junos--ospf-designated-router
OSPF DR Election: On a broadcast network, DR election takes place based on OSPF router
priority. The Priority is set to 128 by default by JUNOS software. In case of a tie, the router with
highest router-id is elected the DR.
質問 # 30
Click the Exhibit button.
Referring to the exhibit, which port on Switch-2 will be selected as the RSTP root port?
- A. ge-0/0/9.0
- B. ge-0/0/8.0
- C. ge-0/0/10.0
- D. ge-0/0/1.0
正解：C
質問 # 31
Which two statements about Layer 2 loop prevention protocols are correct? (Choose two.)
- A. RSTP distributes the current tree topology using the root bridge.
- B. RSTP can take 30 to 50 seconds to respond to a topology change.
- C. STP distributes the current tree topology using the root bridge.
- D. STP can take 30 to 50 seconds to respond to a topology change.
正解：A、D
質問 # 32
Click the Exhibit button.
Referring to the exhibit, which set of interfaces is enabled for Ethernet switching?
- A. ge-0/0/6 and ge-0/0/8
- B. ge0/0/6, ge-0/0/7, ge-0/0/8, and ge-0/0/10
- C. ge-0/0/6, ge-0/0/8, and ge-0/0/10
- D. ge-0/0/6, ge-0/0/7, and ge-0/0/8
正解：B
質問 # 33
Which two routes belong to the 172.16.0.0/22 aggregate route? (Choose two.)
- A. 172.16.5.0/24
- B. 172.16.4.0/24
- C. 172.16.0.0/24
- D. 172.16.3.0/24
正解：C、D
質問 # 34
Exhibit.
In the exhibit, each IP subnet in the network is associated with a unique VLAN ID.
Which action will ensure that Host C will communicate with Host A and Host B?
- A. Configure an IRB interface for each VLAN and associate It with its corresponding VLAN.
- B. Configure a port-based ACL that permits inter-VLAN routing for all configured VLANs.
- C. Configure all switch ports connecting to the host devices as access ports associated with a common VLAN.
- D. Configure all switch ports connecting to the host devices as trunk ports associated with all VLANs
正解：C
質問 # 35
Click the Exhibit button.
You want to prevent rogue BPDUs from lab devices reaching the internal through the Lab_Switch device.
Referring to the exhibit, what should be done to accomplish this task?
- A. Configure protocols rstp with the bpdu-block-on-edge parameter for interface xe-0/2/0
- B. Configure the three lab ports under the protocols layer2-control bpdu-block hierarchy on the switch
- C. Configure an input filter on interface xe-0/2/0 to discard the RSTP packets
- D. Configure the three lab ports as edge ports
正解：B
解説：
Explanation
https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration-statement/bpdu-block-edit-p
質問 # 36
You are adding a new EX4300 member switch to your existing EX4300 Virtual Chassis. However,
the new member is not running the same Junos version as the other members.
By default, what is the expected behavior in this scenario?
- A. The new switch will be assigned a member ID and then placed in an inactive state.
- B. The new switch is not recognized by the virtual Chassis.
- C. The virtual Chassis will transition into a brain situation between the existing master Routing
Engine and the switch running the different version. - D. The new switch will be assigned a member ID and then placed in an inactive state.
正解：D
解説：
https://www.juniper.net/documentation/en_US/junos/topics/concept/virtual-chassis-ex4200-
software-automatic-update.html
質問 # 37
Based on the output shown in the exhibit, which statement is correct?
- A. This switch has a bridge priority of 32k
- B. The ge-0/0/15 interface is using the default port cost
- C. This switch has been elected as the root bridge
- D. The ge-0/0/9 interface is using the default priority value
正解：B
質問 # 38
Referring to the exhibit, which statement is correct?
- A. This switch is currently blocking all traffic.
- B. The ge-0/0/9 interface is using the default interface priority value.
- C. This switch has a bridge priority of 8k.
- D. The ge-0/0/15 interface is using the default port cost.
正解：C
質問 # 39
Which protocol prevents loops and calculates the best path through a switched network that contains redundant paths?
- A. STP
- B. IS-IS
- C. DHCP
- D. VRRP
正解：A
質問 # 40
......
Juniper JN0-349（Enterprise Routing and Switching、Specialist（JNCIS-ENT））認定試験は、Juniper Networksが提供する専門レベルの認定資格です。この認定は、エンタープライズルーティングおよびスイッチング技術に関するスキルと知識を検証したいネットワークの専門家を対象としています。 JNCIS-ENT認定は、JNCIP-ENTやJNCIE-ENTなどの上級レベルの認定資格の前提条件となります。
心強いJN0-349のPDF問題集はJN0-349問題：https://jp.fast2test.com/JN0-349-premium-file.html
2023年最新の実際に出るJN0-349問題集には試験のコツがあるPDF試験材料：https://drive.google.com/open?id=1HOD-QqodUqtzzmaMFwkAsqlaLZaUCdmq