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質問 # 30
A customer engineer has installed VS2 VPLEX hardware, assigned IPs, and made the VPLEX ready to be configured. Which interface and port should be used to ssh to when using the EZ Setup wizard?
正解:A
解説:
When using the EZ Setup wizard for VPLEX, the correct interface and port to SSH into is the Management Server's eth1 interface. This is typically the interface configured for management access and is used during the initial setup process.
* Management Server Access: The Management Server is the primary interface for managing and configuring the VPLEX system. It is through this server that the EZ Setup wizard is accessed1.
* eth1 Interface: The eth1 interface on the Management Server is usually dedicated to management traffic. This interface is configured with an IP address that allows SSH access for configuration purposes1.
* EZ Setup Wizard: The EZ Setup wizard is a guided setup tool that simplifies the initial configuration of the VPLEX system. It prompts the user for necessary information to configure the system1.
* SSH Protocol: Secure Shell (SSH) is a network protocol used to securely access network services over an unsecured network. When configuring VPLEX, SSH is used to connect to the Management Server and run the EZ Setup wizard1.
* Configuration Steps: To SSH into the Management Server, the customer engineer would use an SSH client, input the IP address assigned to the eth1 interface, and connect using the appropriate credentials provided during the VPLEX installation1.
In summary, to use the EZ Setup wizard for configuring VPLEX, the customer engineer should SSH into the Management Server using the eth1 interface. This interface is set up during the initial installation and is used for management access to the system.
質問 # 31
What is the default subnet mask value for management server network 128.221.252.0?
正解:B
解説:
The default subnet mask for a management server network, specifically for the network 128.221.252.0, is typically a subnet mask that allows for a small number of hosts, as management networks do not usually require a large number of IP addresses.
* Subnet Mask Purpose: A subnet mask is used in IP networking to divide the IP address into a network and host identifier. The default subnet mask for a particular network depends on the class and configuration of the network1.
* Management Server Network: For a management server network like 128.221.252.0, a common default subnet mask is 255.255.255.248. This subnet mask allows for up to 6 usable IP addresses, which is generally sufficient for management purposes1.
* Network Configuration: The choice of subnet mask can affect the number of hosts that can be accommodated within a network. A subnet mask of 255.255.255.248 indicates a very small network, often used for specialized network segments such as management interfaces1.
* Dell VPLEX Configuration: In the context of Dell VPLEX Deploy Achievement, the management server network would be configured with a subnet mask that supports the network architecture and design best practices as outlined in Dell's documentation1.
* Best Practices: It is important to follow the recommended settings and configurations provided in the Dell VPLEX Deploy Achievement documents to ensure proper network segmentation, security, and performance1.
In summary, the default subnet mask value for a management server network like 128.221.252.0 is typically
255.255.255.248, which aligns with the standard practices for configuring management networks in a Dell VPLEX environment.
質問 # 32
Once installed, how does VPLEX Cluster Witness communicate with each cluster to provide the health check heartbeats required for monitoring?
正解:B
解説:
The VPLEX Cluster Witness communicates with each cluster using a VPN Tunnel over IP to the management servers. This method is used to provide the health check heartbeats required for monitoring the status of the clusters.
* VPN Tunnel Creation: Initially, a VPN tunnel is established between the VPLEX Cluster Witness and each VPLEX cluster's management server. This secure tunnel ensures that the communication for health checks is protected1.
* Health Check Heartbeats: Through the VPN tunnel, the VPLEX Cluster Witness sends periodic health check heartbeats to each management server. These heartbeats are used to monitor the operational status of the clusters1.
* Monitoring Cluster Health: The health check heartbeats are essential for the VPLEX Cluster Witness to determine the health of each cluster. If a heartbeat is missed, it may indicate a potential issue with the cluster1.
* Failover Decisions: Based on the health check heartbeats, the VPLEX Cluster Witness can make informed decisions about failover actions if one of the clusters becomes unresponsive or encounters a failure1.
* Configuration and Management: The configuration and management of the VPN tunnels and the health check mechanism are typically done through the VPLEX management console or CLI, following the best practices outlined in the Dell VPLEX Deploy Achievement documents1.
In summary, the VPLEX Cluster Witness uses a VPN Tunnel over IP to communicate with each cluster's management server, providing the necessary health check heartbeats for continuous monitoring and ensuring high availability of the VPLEX system.
質問 # 33
A VPLEX Metro cluster is being installed for a company that is planning to create distributed volumes with
200 TB of storage. Based on this requirement, and consistent with
EMC best practices, what should be the minimum size for logging volumes at each cluster?
正解:C
解説:
When configuring a VPLEX Metro cluster, especially for a company planning to create distributed volumes with a large amount of storage like 200 TB, it is essential to adhere to EMC best practices for the size of logging volumes.
* Purpose of Logging Volumes: Logging volumes in VPLEX are used to store write logs that ensure data integrity and consistency across distributed volumes. These logs play a critical role during recovery processes1.
* Size Considerations: The size of the logging volumes should be proportional to the amount of active data being written to ensure that all write operations are captured in the logs. For 200 TB of distributed storage, a minimum size of 10 GB for each logging volume is recommended to handle the logging requirements1.
* Configuration: The logging volumes should be configured on each cluster to provide redundancy and high availability. This means that both clusters in a VPLEX Metro configuration should have logging volumes of at least the minimum recommended size1.
* Best Practices: EMC best practices suggest that the logging volume should be sized appropriately to support the operational workload and to ensure that there is sufficient space to capture all write operations without any loss of data1.
* Verification and Monitoring: After setting up the logging volumes, it is important to monitor their utilization to ensure they are functioning correctly and to adjust their size if necessary based on the actual workload1.
In summary, consistent with EMC best practices, the minimum size for logging volumes at each cluster in a VPLEX Metro cluster being installed for creating distributed volumes with 200 TB of storage should be 10 GB. This size ensures that the logging volumes can adequately support the write logging requirements for the amount of storage being used.
質問 # 34 
Which number in the exhibit highlights the Director-B back-end ports?
正解:D
解説:
To identify the Director-B back-end ports in a VPLEX system, one must understand the standard port numbering and layout for VPLEX directors. Based on the information provided in the Dell community forum1, the back-end ports for Director-B can be identified by the following method:
* Director Identification: Determine which director is Director-B. In a VPLEX system, directors are typically labeled as A or B, and each has a set of front-end and back-end ports1.
* Port Numbering: The port numbering for a VPLEX director follows a specific pattern. For example, in a VS2 system, the back-end ports are typically numbered starting from 10 onwards, following the front-end ports which are numbered from 001.
* Back-End Ports: Based on the standard VPLEX port numbering, the back-end ports for Director-B would be the second set of ports after the front-end ports. This is because the front-end ports are used for host connectivity, while the back-end ports connect to the storage arrays1.
* Exhibit Analysis: In the exhibit provided, if the numbering follows the standard VPLEX layout, number 4 would highlight the Director-B back-end ports, assuming that number 3 highlights the front-end ports and the numbering continues sequentially1.
* Verification: To verify the correct identification of the back-end ports, one can refer to the official Dell VPLEX documentation or use the VPLEX CLI to list the ports and their roles within the system1.
In summary, based on the standard layout and numbering of VPLEX systems, number 4 in the exhibit likely highlights the Director-B back-end ports. This identification is crucial for proper configuration and management of the VPLEX system.
質問 # 35
......
GoShikenはあなたの100パーセントの合格率を保証します。例外がないです。いまGoShikenを選んで、あなたが始めたいトレーニングを選んで、しかも次のテストに受かったら、最も良いソース及び市場適合性と信頼性を得ることができます。GoShikenのEMCのD-VPX-DY-A-24問題集と解答はD-VPX-DY-A-24認定試験に一番向いているソフトです。
D-VPX-DY-A-24テスト資料: https://www.goshiken.com/EMC/D-VPX-DY-A-24-mondaishu.html
D-VPX-DY-A-24試験準備は、懸念される限り、さまざまな試験に合格するための高品質な学習プラットフォームをもたらすことができます、EMC D-VPX-DY-A-24資格勉強 あなたが自分のキャリアでの異なる条件で自身の利点を発揮することを助けられます、D-VPX-DY-A-24試験の教材を購入して学習すると、試験に合格してより良い仕事を得るための簡単なものであることがわかります、だから、あなたは、弊社のD-VPX-DY-A-24復習教材を買うと、あなたの多くの難問を解決できます、なぜならば、弊社は高品質かつ改革によってすぐに更新できるD-VPX-DY-A-24問題集を提供できるからです、全面的なのは我々D-VPX-DY-A-24問題集はカバー率が高いで、本当の試験に出る問題が含まれます、「学ぶのに遅すぎることはありません」、D-VPX-DY-A-24認定の準備が一般的になりつつあります。
と楽しそうな声色で言った、目を見開き、声を出せなくなっていた、D-VPX-DY-A-24試験準備は、懸念される限り、さまざまな試験に合格するための高品質な学習プラットフォームをもたらすことができます、あなたが自分のキャリアでの異なる条件で自身の利点を発揮することを助けられます。
D-VPX-DY-A-24試験の教材を購入して学習すると、試験に合格してより良い仕事を得るための簡単なものであることがわかります、だから、あなたは、弊社のD-VPX-DY-A-24復習教材を買うと、あなたの多くの難問を解決できます、なぜならば、弊社は高品質かつ改革によってすぐに更新できるD-VPX-DY-A-24問題集を提供できるからです。
さらに、GoShiken D-VPX-DY-A-24ダンプの一部が現在無料で提供されています:https://drive.google.com/open?id=1tXj8Tf-hdaOQ09sW3BhrQou9Sr42vpMt