[Q23-Q47] リアル試験問題2V0-41.23問題集試験問題はここにある [2024年08月]

リアル試験問題2V0-41.23問題集試験問題はここにある [2024年08月]

最新の2024年08月効果的な2V0-41.23テスト問題を使って合格突破

質問 # 23
Which two of the following features are supported for the Standard NSX Application Platform Deployment? (Choose two.)

A. NSX Intelligence
B. NSX Intrinsic Security
C. NSX Intrusion Detection and Prevention
D. NSX Malware Prevention Metrics
E. NSX Network Detection and Response

正解：D、E

解説：
The NSX Application Platform Deployment features are divided into three form factors: Evaluation, Standard, and Advanced. Each form factor determines which NSX features can be activated or installed on the platform1. The Evaluation form factor supports only NSX Intelligence, which provides network visibility and analytics for NSX-T environments2. The Standard form factor supports both NSX Intelligence and NSX Network Detection and Response, which provides network threat detection and response capabilities for NSX-T environments3. The Advanced form factor supports all four features: NSX Intelligence, NSX Network Detection and Response, NSX Malware Prevention, and NSX Metrics1.

質問 # 24
What are three NSX Manager roles? (Choose three.)

A. controller
B. manager
C. zookeepet
D. policy
E. master
F. cloud

正解：A、B、D

解説：
Explanation
According to the VMware NSX 4.x Professional documents and tutorials, an NSX Manager is a standalone appliance that hosts the API services, the management plane, control plane, and policy management. The NSX Manager has three built-in roles: policy, manager, and controller2. The policy role handles the declarative configuration of the system and translates it into desired state for the manager role. The manager role receives and validates the configuration from the policy role and stores it in a distributed persistent database. The manager role also publishes the configuration to the central control plane. The controller role implements the central control plane that computes the network state based on the configuration and topology information3.
The other roles (master, cloud, and zookeeper) are not valid NSX Manager roles.

質問 # 25
When a stateful service is enabled for the first lime on a Tier-0 Gateway, what happens on the NSX Edge node'

A. SR and DR Is instantiated but requites manual connection.
B. SR is instantiated and automatically connected with DR.
C. SR and DR doesn't need to be connected to provide any stateful services.
D. DR Is instantiated and automatically connected with SR.

正解：B

解説：
The answer is A. SR is instantiated and automatically connected with DR.
SR stands for Service Router and DR stands for Distributed Router. They are components of the NSX Edge node that provide different functions1 The SR is responsible for providing stateful services such as NAT, firewall, load balancing, VPN, and DHCP.
The DR is responsible for providing distributed routing and switching between logical segments and the physical network1 When a stateful service is enabled for the first time on a Tier-0 Gateway, the NSX Edge node automatically creates an SR instance and connects it with the existing DR instance. This allows the stateful service to be applied to the traffic that passes through the SR before reaching the DR2 According to the VMware NSX 4.x Professional Exam Guide, understanding the SR and DR components and their functions is one of the exam objectives3 To learn more about the SR and DR components and how they work on the NSX Edge node, you can refer to the following resources:
* VMware NSX Documentation: NSX Edge Components 1
* VMware NSX 4.x Professional: NSX Edge Architecture
* VMware NSX 4.x Professional: NSX Edge Routing

質問 # 26
Which command is used to set the NSX Manager's logging-level to debug mode for troubleshooting?

A. set service manager logging-level debug
B. set service manager log-level debug
C. set service nsx-manager logging-level debug
D. set service nsx-manager log-level debug

正解：A

解説：
The CLI command to set the log level of the NSX Manager to debug mode is set service manager logging-level debug. This command can be used when the NSX UI is inaccessible or when troubleshooting issues with the NSX Manager. The other commands are incorrect because they either use a wrong syntax or a wrong service name. The NSX Manager service name is manager, not nsx-manager. The log level parameter is logging-level, not log-level.

質問 # 27
What must be configured on Transport Nodes for encapsulation and decapsulation of Geneve protocol?

A. TEP
B. UDP
C. STT
D. VXLAN

正解：A

解説：
TEP stands for Tunnel End Point and is a logical interface that must be configured on transport nodes for encapsulation and decapsulation of Geneve protocol. Geneve is a tunneling protocol that encapsulates the original packet with an outer header that contains metadata such as the virtual network identifier (VNI) and the transport node IP address. TEPs are responsible for adding and removing the Geneve header as the packet traverses the overlay network.

質問 # 28
An NSX administrator is troubleshooting a connectivity issue with virtual machines running on an FSXi transport node. Which feature in the NSX Ul shows the mapping between the virtual NIC and the host's physical adapter?

A. Activity Monitoring
B. Switch Visualization
C. IPFIX
D. Port Mirroring

正解：B

解説：
Explanation
According to the VMware NSX Documentation, Switch Visualization is a feature in the NSX UI that shows the mapping between the virtual NIC and the host's physical adapter for virtual machines running on an ESXi transport node. You can use Switch Visualization to view details such as port ID, MAC address, VLAN ID, IP address, MTU, port state, port speed, port type, and port group for each virtual NIC and physical adapter.

質問 # 29
Which two CLI commands could be used to see if vmnic link status is down? (Choose two.)

A. esxcfg-vmsvc/get.networks
B. esxcfg-nics -1
C. esxcli network nic list
D. esxcfg-vmknic -1
E. esxcli network vswitch dvs vmware list

正解：B、C

解説：
The esxcli network nic list command lists all of the network interfaces on the ESXi host. The output of this command includes the link status of each interface.
The esxcfg-nics -1 command lists all of the network interfaces on the ESXi host in a single line.
The output of this command also includes the link status of each interface.
To see if the vmnic link status is down using the esxcli network nic list command, you can look at the Link column. If the Link status is Down, then the vmnic link is down.
To see if the vmnic link status is down using the esxcfg-nics -1 command, you can look at the Link Status column. If the Link Status is Down, then the vmnic link is down.

質問 # 30
Which two BGP configuration parameters can be configured in the VRF Lite gateways? (Choose two.)

A. Route Aggregation
B. Route Distribution
C. Graceful Restart
D. BGP Neighbors
E. Local AS

正解：B、D

解説：
According to the VMware NSX Documentation1, you can configure BGP neighbors for VRF-Lite by specifying the neighbor IP address, remote AS number, source IP address, and route filter. You can also configure route distribution for VRF-Lite by selecting the route redistribution sources and the route map to apply.

質問 # 31
What are two valid BGP Attributes that can be used to influence the route path traffic will take? (Choose two.)

A. MED
B. AS-Path Prepend
C. BFD
D. Cost

正解：A、B

解説：
* AS-Path Prepend: This attribute allows you to prepend one or more AS numbers to the AS path of a route, making it appear longer and less preferable to other BGP routers. You can use this attribute to manipulate the inbound traffic from your BGP peers by advertising a longer AS path for some routes and a shorter AS path for others .
* MED: This attribute stands for Multi-Exit Discriminator and allows you to specify a preference value for a route among multiple exit points from an AS. You can use this attribute to manipulate the outbound traffic to your BGP peers by advertising a lower MED value for some routes and a higher MED value for others .

質問 # 32
When running nsxcli on an ESXi host, which command will show the Replication mode?

A. get logical-switch <Logical-Switch-UUID>
B. get logical-switch status
C. get logical-switch <Local-Switch-UUID> status
D. get logical-switches

正解：A

質問 # 33
Refer to the exhibits.
Drag and drop the NSX graphic element icons on the left found in an NSX Intelligence visualization graph to Its correct description on the right.

正解：

解説：

Explanation:

https://docs.vmware.com/en/VMware-NSX-Intelligence/4.0/user-guide/GUID-DC78552B-2CC4-410D-A6C9-3F

質問 # 34
Which three data collection sources are used by NSX Network Detection and Response to create correlations/Intrusion campaigns? (Choose three.)

A. East-West anti-malware events from the ESXi hosts
B. Distributed Firewall flow data from the ESXi hosts
C. Suspicious Traffic Detection events from NSX Intelligence
D. Files and anti-malware (lie events from the NSX Edge nodes and the Security Analyzer
E. IDS/IPS events from the ESXi hosts and NSX Edge nodes

正解：C、D、E

解説：
Explanation
The correct answers are A. Files and anti-malware (file) events from the NSX Edge nodes and the Security Analyzer, D. IDS/IPS events from the ESXi hosts and NSX Edge nodes, and E. Suspicious Traffic Detection events from NSX Intelligence. According to the VMware NSX Documentation3, these are the three data collection sources that are used by NSX Network Detection and Response to create correlations/intrusion campaigns.
The other options are incorrect or not supported by NSX Network Detection and Response. East-West anti-malware events from the ESXi hosts are not collected by NSX Network Detection and Response3. Distributed Firewall flow data from the ESXi hosts are not used for correlation/intrusion campaigns by NSX Network Detection and Response3.

質問 # 35
Refer to the exhibit.
An administrator would like to change the private IP address of the NAT VM I72.l6.101.il to a public address of 80.80.80.1 as the packets leave the NAT-Segment network.
Which type of NAT solution should be implemented to achieve this?

A. NAT64
B. SNAT
C. DNAT
D. Reflexive NAT

正解：B

解説：
Explanation
SNAT stands for Source Network Address Translation. It is a type of NAT that translates the source IP address of outgoing packets from a private address to a public address. SNAT is used to allow hosts in a private network to access the internet or other public networks1 In the exhibit, the administrator wants to change the private IP address of the NAT VM 172.16.101.11 to a public address of 80.80.80.1 as the packets leave the NAT-Segment network. This is an example of SNAT, as the source IP address is modified before the packets are sent to an external network.
According to the VMware NSX 4.x Professional Exam Guide, SNAT is one of the topics covered in the exam objectives2 To learn more about SNAT and how to configure it in VMware NSX, you can refer to the following resources:
VMware NSX Documentation: NAT 3
VMware NSX 4.x Professional: NAT Configuration 4
VMware NSX 4.x Professional: NAT Troubleshooting 5
https://docs.vmware.com/en/VMware-NSX-T-Data-Center/3.2/administration/GUID-7AD2C384-4303-4D6C-A

質問 # 36
An administrator needs to download the support bundle for NSX Manager. Where does the administrator download the log bundle from?

A. System > Settings > Support Bundle
B. System > Settings
C. System > Utilities > Tools
D. System > Support Bundle

正解：D

解説：
Explanation
According to the VMware NSX Documentation, this is where you can download the support bundle for NSX Manager from the NSX UI:
System > Support Bundle: This option allows you to download a support bundle that contains logs, configuration files, and diagnostic information from your NSX Manager node and cluster. You can use this option to troubleshoot issues or provide information to VMware support.
https://docs.vmware.com/en/VMware-vSphere/7.0/vmware-vsphere-with-tanzu/GUID-794C691E-B950-4838-97
https://docs.vmware.com/en/VMware-NSX/4.1/administration/GUID-73D9AF0D-4000-4EF2-AC66-6572AD1A

質問 # 37
Which choice is a valid insertion point for North-South network introspection?

A. Tier-0 gateway
B. Partner SVM
C. Guest VM vNIC
D. Host Physical NIC

正解：A

解説：
Explanation
A valid insertion point for North-South network introspection is Tier-0 gateway. North-South network introspection is a service insertion feature that allows third-party network services to be integrated with NSX. North-South network introspection enables traffic redirection from the uplink of an NSX Edge node to a service chain that consists of one or more service profiles1. The Tier-0 gateway is the logical router that connects the NSX Edge node to the physical network and provides North-South routing and network services2.
https://docs.vmware.com/en/VMware-NSX/4.1/administration/GUID-D5933474-34A2-4DCE-AE9B-A82FF33E

質問 # 38
What are tour NSX built-in rote-based access control (RBAC) roles? (Choose four.)

A. None
B. Network Admin
C. Auditor
D. Full Access
E. LB Operator
F. Enterprise Admin
G. Read

正解：B、C、E、F

解説：
https://docs.vmware.com/en/VMware-NSX/4.1/administration/GUID-26C44DE8-1854-4B06-B6DA-A2FD426CDF44.html

質問 # 39
Which troubleshooting step will resolve an error with code 1001 during the configuration of a time- based firewall rule?

A. Restarting the NTPservice on the ESXi host.
B. Reconfiguring the ESXi host with a local NTP server.
C. Re-installing the NSX VIBs on the ESXi host.
D. Changing the time zone on the ESXi host.

正解：A

解説：
According to the web search results, error code 1001 is related to a time synchronization issue between the ESXi host and the NSX Manager. This can cause problems when configuring a time- based firewall rule, which requires the ESXi host and the NSX Manager to have the same time zone and NTP server settings . To resolve this error, you need to restart the NTP service on the ESXi host to synchronize the time with the NSX Manager. You can use the following command to restart the NTP service on the ESXi host:
/etc/init.d/ntpd restart
The other options are not valid solutions for this error. Reinstalling the NSX VIBs on the ESXi host will not fix the time synchronization issue. Changing the time zone on the ESXi host may cause more discrepancies with the NSX Manager. Reconfiguring the ESXi host with a local NTP server may not be compatible with the NSX Manager's NTP server.

質問 # 40
Which two tools are used for centralized logging in VMware NSX? (Choose two.)

A. VMware Aria Operations for Networks
B. VMware Aria Operations for Logs
C. VMware Aria Operations
D. VMware Aria Automation
E. Syslog Server

正解：B、E

質問 # 41
Which command is used to test management connectivity from a transport node to NSX Manager?

A. esxcli network connection list | grep 1234
B. esxcli network connection list | grep 1235
C. esxcli network ip connection list | grep 1235
D. esxcli network ip connection list | grep 1234

正解：D

解説：
The NSX Manager management plane communicates with the transport nodes by using APH Server over NSX-RPC/TCP through port 1234.
CCP communicates with the transport nodes by using APH Server over NSX-RPC/TCP through port 1235.

質問 # 42
Which of the following exist only on Tler-1 Gateway firewall configurations and not on Tier-0?

A. Applied To
B. Actions
C. Profiles
D. Sources

正解：A

解説：
Explanation
According to the VMware NSX Documentation, Applied To is a feature that exists only on tier-1 gateway firewall configurations and not on tier-0. Applied To allows you to specify which logical router ports or segments are affected by a firewall rule. This can help reduce the scope and improve the performance of firewall rules.

質問 # 43
What are two valid BGP Attributes that can be used to influence the route path traffic will take?
(Choose two.)

A. MED
B. AS-Path Prepend
C. BFD
D. Cost

正解：A、B

解説：
AS-Path Prepend: This attribute allows you to prepend one or more AS numbers to the AS path of a route, making it appear longer and less preferable to other BGP routers. You can use this attribute to manipulate the inbound traffic from your BGP peers by advertising a longer AS path for some routes and a shorter AS path for others .
MED: This attribute stands for Multi-Exit Discriminator and allows you to specify a preference value for a route among multiple exit points from an AS. You can use this attribute to manipulate the outbound traffic to your BGP peers by advertising a lower MED value for some routes and a higher MED value for others .

質問 # 44
A company Is deploying NSX micro-segmentation in their vSphere environment to secure a simple application composed of web. app, and database tiers.
The naming convention will be:
* WKS-WEB-SRV-XXX
* WKY-APP-SRR-XXX
* WKI-DB-SRR-XXX
What is the optimal way to group them to enforce security policies from NSX?

A. Do a service insertion to accomplish the task.
B. Group all by means of tags membership.
C. Create an Ethernet based security policy.
D. Use Edge as a firewall between tiers.

正解：B

解説：
Explanation
The answer is C. Group all by means of tags membership.
Tags are metadata that can be applied to physical servers, virtual machines, logical ports, and logical segments in NSX. Tags can be used for dynamic security group membership, which allows for granular and flexible enforcement of security policies based on various criteria1 In the scenario, the company is deploying NSX micro-segmentation to secure a simple application composed of web, app, and database tiers. The naming convention will be:
* WKS-WEB-SRV-XXX
* WKY-APP-SRR-XXX
* WKI-DB-SRR-XXX
The optimal way to group them to enforce security policies from NSX is to use tags membership. For example, the company can create three tags: Web, App, and DB, and assign them to the corresponding VMs based on their names. Then, the company can create three security groups: Web-SG, App-SG, and DB-SG, and use the tags as the membership criteria. Finally, the company can create and apply security policies to the security groups based on the desired rules and actions2 Using tags membership has several advantages over the other options:
* It is more scalable and dynamic than using Edge as a firewall between tiers. Edge firewall is a centralized solution that can create bottlenecks and performance issues when handling large amounts of traffic3
* It is more simple and efficient than doing a service insertion to accomplish the task. Service insertion is a feature that allows for integrating third-party services with NSX, such as antivirus or intrusion prevention systems. Service insertion is not necessary for basic micro-segmentation and can introduce additional complexity and overhead.
* It is more flexible and granular than creating an Ethernet based security policy. Ethernet based security policy is a type of policy that uses MAC addresses as the source or destination criteria. Ethernet based security policy is limited by the scope of layer 2 domains and does not support logical constructs such as segments or groups.
To learn more about tags membership and how to use it for micro-segmentation in NSX, you can refer to the following resources:
* VMware NSX Documentation: Security Tag 1
* VMware NSX Micro-segmentation Day 1: Chapter 4 - Security Policy Design 2
* VMware NSX 4.x Professional: Security Groups
* VMware NSX 4.x Professional: Security Policies

質問 # 45
Refer to the exhibit.
An administrator configured NSX Advanced Load Balancer to redistribute the traffic between the web servers.
However, requests are sent to only one server
Which of the following pool configuration settings needs to be adjusted to resolve the problem? Mark the correct answer by clicking on the image.