Ciscoは2023年最新の300-615テスト解説（更新されたのは169問があります)
300-615試験問題集を提供していますCisco問題
Cisco 300-615試験に備えるために、候補者はデータセンターインフラストラクチャ、ネットワーキング、およびストレージ技術に関する深い理解を持つことが推奨されています。候補者はまた、Ciscoの公式トレーニングコースである「Troubleshooting Cisco Data Center Infrastructure（DCIT）」および「Implementing Cisco Data Center Infrastructure（DCII）」を利用して、Ciscoデータセンターインフラストラクチャのトラブルシューティングに関する知識とスキルを向上させることができます。
Cisco 300-615（Troubleshooting Cisco Data Center Infrastructure）認定試験は、複雑なデータセンターインフラストラクチャのトラブルシューティングに責任を持つITプロフェッショナルのスキルと知識を試験するために設計されています。この試験は、ネットワーク、ストレージ、コンピューティング、および自動化に関連する問題をトラブルシューティングする候補者の能力を検証するCisco Certified Specialist - Data Center Operations認定の一部です。この試験では、トラブルシューティングプロトコル、技術、ツールの分析、ログとパケットキャプチャの分析など、幅広いトピックがカバーされます。
質問 # 59
Refer to the exhibit.
An engineer must save the running configuration to startup-config and generate a syslog message indicating that the configuration was modified, but an error was received. Which action resolves the issue?
- A. Save the configuration using a user with network-admin role.
- B. Add event-default as a second action of the EEM script.
- C. Change the syslog action number to 1.
- D. Use the extended command copy running-config startup-config.
正解：B
質問 # 60
The script fails to convert a JSON variable into a Python dictionary. Which action resolves the issue?
- A. Fix the JSON syntax by modifying "attribures" to "attribures":
- B. Define a json_output as a YAML object, yaml json_output
- C. Invoke a function yaml.loads(json._output ,decoder_"json")
- D. Use a json.dumps(json_output) function
正解：D
質問 # 61
A firmware upgrade on a fabric interconnect fails. A bootflash contains a valid image. Drag and drop the recovery steps from the left onto the correct order on the right.
正解：
解説：
質問 # 62
Drag each item listed on the left to its proper category on the right Not all items will fit the categories.
正解：
解説：
質問 # 63
Drag each item listed on the left to its proper category on the right Not all items will fit the categories.
正解：
解説：
質問 # 64
A user reports that they cannot reach from a UCS server to an FC Storage array. Which command is used to test communication between an FCF and a target?
- A. traceroute
- B. ping
- C. fcroute
- D. fcping
正解：D
質問 # 65
Refer to the exhibit.
The initiator that has FC ID 0x970102 fails to communicate with the target that has FC ID 0x970200. What action resolves the issue?
- A. Reconfigure the initiator and the target to be in the same zones.
- B. Reactivate the zoneset.
- C. Reset the port for FC ID 0x970102 and FC ID 0x970200 to log in to the fabric.
- D. Reset the port for FC ID 0x970209 and FC ID 0x9700c2 to log in to the fabric.
正解：A
質問 # 66
Refer to the exhibit.
An attempt to bind the Ethernet interface to vFC fails. Which action resolves the issue?
- A. Configure the interface as a trunk port.
- B. Add the FCoE VLAN to the allowed VLAN list.
- C. Configure the FCoE VLAN that corresponds to the vFC VSAN as a private VLAN.
- D. Configure the interface to use the native VLAN of the trunk port.
正解：A
質問 # 67
Refer to the Exhibit.
An Engineer cannot log in to the Cisco IMC page of the Cisco UCS C220 server. Which action resolve the issue?
- A. Se the FQDN of the Cisco IMC webpage login page instead of the IP address for the connection to be secure.
- B. Replace the self-signed certificate that is installed on the Cisco IMC with a user certificate that is signed from the client corporate certificate.
- C. Replace the self-signed certificate that is installed on the Cisco IMC with a server certificate that is signed from the client corporate certificate.
- D. Use the DNS of the Cisco IMC webpage login page instead of the IP address for the connection to be secure.
正解：C
質問 # 68
Refer to the exhibit.
Refer to the exhibit. A network engineer is troubleshooting a Cisco Nexus 5000 Series Switch. The interface between the server and the switch is nonoperational and is expected to operate at 10 Gbps. The drain rate of the interface is 3 Mbps. Which action resolves the issue?
- A. Set priority flow control pause
- B. Configure pause error-disable recovery
- C. Reset priority flow counters
- D. Enable link level pause on the interface
正解：B
解説：
Reference:
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/troubleshooting/guide/ N5K_Troubleshooting_Guide/n5K_ts_fcoe.html
質問 # 69
Refer to the exhibit.
A new Cisco Nexus 5548 Switch connects to a network. SAN switching is configured on the switch. The switch fc2/10 NP uplink is shown in the exhibit. Which action ensures that fc2/10 is in an up state?
- A. Configure the BB_credit buffers on the upstream switch that connects the port.
- B. Configure the admin port type E on the upstream switch that connects the port.
- C. Replace the SFP port module in fc2/10.
- D. Enable NPIV on the upstream switch that connects the port.
正解：D
質問 # 70
Refer to the exhibits.
An engineer troubleshoots switch N5K1, which fails to receive traffic from the file server Which set of actions resolves this problem?
- A. Bind native VLAN 10 with Ethemet10/1/1 and allow VLAN 10 in trunk configuration
- B. Bind native VLAN 10 with Ethemet1/10 and allow VSAN 101 in trunk configuration.
- C. Assign native VLAN 10withvfc111 and allow VLAN 1101 in trunk configuration.
- D. Assign native VLAN 10 with fc2.'l - 2 and allow VLAN 10 in trunk configuration.
正解：B
質問 # 71
A network engineer notices a sudden interruption to the HSRP adjacency between the switches. The packet loss is reported on the servers for which the default gateway is set as the virtual IP of the HSRP. AII servers on the VL AN can exchange ping messages. Which configuration set must be applied on the HSRP peers to resolve the adjacency issue?
- A. key 0 send-lifetime 00:00:00 Oct 01 2018 23:59:59 Sep 01 2020
- B. key1 accept-lifetime 00:00:00 Jun 01 2018 23:59:59 Sep 01 2020
- C. key 1 send-lifetime 00:00:00 Jun 01 2018 23:59:59 Sep 01 2022
- D. key 0 accept-lifetime 00:00:00 Oct 01 2018 23:59:59 Sep01 2020
正解：B
質問 # 72
Refer to the exhibit.
A network engineer traces the packet flow from the Veth991 of a blade server toward the core switch. The switch reports performance issues What is the role of the interface Eth1/7?
- A. IOM network interface
- B. fabric interconnect uplink interface
- C. IOM host interface
- D. server interface
正解：B
解説：
Explanation
E1/7 is border interface, which is used as uplink. All other veth interfaces are SIF, which stands for Server Interface.
質問 # 73
Refer to the exhibit.
The HSRP instance on both switches is showing as active. Which action resolves the issue?
- A. Allow VLAN 100 between the switches.
- B. Configure preempt on only one of the switches.
- C. Configure the HSRP timers to be the same.
- D. Configure the IP address of N9K-B on the same subnet as N9K-A.
正解：A
質問 # 74
Refer to the exhibit.
The HSRP instance on both switches is showing as active. Which action resolves the issue?
- A. Allow VLAN 100 between the switches.
- B. Configure the HSRP timers to be the same.
- C. Configure preempt on only one of the switches.
- D. Configure the IP address of N9K-B on the same subnet as N9K-A.
正解：C
質問 # 75
Refer to the exhibit.
HSRP adjacency fails to form between Nexus7K-1 and Nexus7K-2. Which action should be taken to solve the problem?
- A. Configure the correct subnet mask on Nexus7K-1.
- B. Configure HSRP version 2 on Nexus7K-2.
- C. Configure preempt on one of the switches in the HSRP group.
- D. Configure the same HSRP priority between the two switches.
正解：B
質問 # 76 
Refer to the exhibit. An upgrade operation fails with an error displayed. Which action resolves the issue?
- A. Allocate extra space on a flash drive to extract a kickstart image.
- B. Use a different system image.
- C. Allocate extra space on a flash drive to extract a system image.
- D. Use a different kickstart image.
正解：B
解説：
Section: Management and Operations
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus1000/sw/4_2_1_s_v_1_4_a/ troubleshooting/configuration/guide/n1000v_trouble/n1000v_trouble_5upgrade.html
質問 # 77
Refer to the exhibit.
Sw1 and Sw2 are two Cisco Nexus 9000 Series Switches that run Cisco NX-OS. They are VTEPs in the same vPC domain. Which statement describes what happens in this scenario?
- A. Sw1 drops all traffic because there is no (S, G) OIF list to encapsulate VXLAN multicast packets and send them out to the underlay network through the uplink interfaces.
- B. Sw1 and switch 2 perform the VxLAN multicast encapsulation and decapsulation for all traffic associated with the VxLAN VNIs, depending on the hashing.
- C. Sw2 did not send an IP PIM register to the rendezvous point for the multicast group of the VXLAN VNI.
- D. Sw1 performs the VxLAN multicast encapsulation and decapsulation for all traffic associated with the VxLAN VNIs.
正解：D
質問 # 78
Refer to the exhibit.
A Cisco UCS B-Series Blade Server is configured to boot from a shared storage via an iSCSI network. When a service profile is associated with the blade, the blade fails to attach the LUN. Which action resolves the issue?
- A. Place VLAN 0 on the interface that connects to the storage
- B. Register the blade as an initiator on the storage array
- C. Establish a Layer 2 connection between the blade and the storage
- D. Implement a Layer 3 connection between the blade and the storage
正解：C
質問 # 79
Refer to the exhibit.
The OTV overlay is deployed in multicast mode. After an unexpected reload of N7K-SITE1-OTV1, the network administrator observed that on N7K-SITE1-OTV2 the OTV site adjacency went into the partial state.
Which
action resolves the issue?
- A. Configure the Site-Identifier on N7K-SITE1-OTV1 to 0002.0002.0002.
- B. Enable IP IGMP version 3 on the join interface on N7K-SITE1-OTV1.
- C. Modify the multicast data-group on N7K-SITE1-OTV1 to match N7K-SITE1-OTV2.
- D. Change the Site-VLAN on N7K-SITE1-OTV2 to VLAN 1.
正解：B
質問 # 80
Refer to the exhibit.
Refer to the exhibit. One of the vPC VTEPs fails to route VXLAN traffic to vPC connected hosts. When the issue was being diagnosed, it was discovered that the packets that were expected to be forwarded to the MAC address on the SWITCH-VTEP-1 are instead forwarded to the MAC address on SWITCH-VTEP-2 and then dropped. Which action resolves the issue?
- A. Configure ip arp synchronize under the VPC domain on both peers
- B. Configure a distributed anycast gateway on both peers
- C. Configure a different secondary IP address for one of the vPC peers
- D. Configure peer-gateway under the VPC domain on both peers
正解：D
解説：
Reference:
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/command/reference/vpc/n5k-vpc-cr/n5k-vpc_cmds_i.html#:~:text=a%20port%20profile.-,ip%20arp%20synchronize,no%20form%20of%20this%20command.
質問 # 81
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