NEW 2024 Certification Sample Questions 2V0-41.23 Dumps & Practice Exam
2V0-41.23 Deluxe Study Guide with Online Test Engine
NEW QUESTION # 63
Which NSX CLI command is used to change the authentication policy for local users?
- A. Get auth-policy minimum-password-length
- B. Set auth-policy
- C. Set hardening- policy
- D. Set cli-timeout
Answer: B
Explanation:
According to the VMware NSX Documentation4, the set auth-policy command is used to change the authentication policy settings for local users, such as password length, lockout period, and maximum authentication failures. The other commands are either used to view the authentication policy settings (B), change the CLI session timeout (A), or change the hardening policy settings .
NEW QUESTION # 64
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. Use Edge as a firewall between tiers.
- B. Create an Ethernet based security policy.
- C. Do a service insertion to accomplish the task.
- D. Group all by means of tags membership.
Answer: D
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
NEW QUESTION # 65
An NSX administrator is using ping to check connectivity between VM1 running on ESXi1 to VM2 running on ESXi2. The ping tests fails. The administrator knows the maximum transmission unit size on the physical switch is 1600.
Which command does the administrator use to check the VMware kernel ports for tunnel end point communication?
- A. esxcli network diag ping -I vmk0O -H <destination IP address>
- B. vmkping ++netstack=geneve -d -s 1572 <destination IP address>
- C. esxcli network diag ping -H <destination IP address>
- D. vmkping ++netstack=vxlan -d -s 1572 <destination IP address>
Answer: B
Explanation:
The command vmkping ++netstack=geneve -d -s 1572 <destination IP address> is used to check the VMware kernel ports for tunnel end point communication. This command uses the geneve netstack, which is the default netstack for NSX-T. The -d option sets the DF (Don't Fragment) bit in the IP header, which prevents the packet from being fragmented by intermediate routers. The -s 1572 option sets the packet size to 1572 bytes, which is the maximum payload size for a geneve encapsulated packet with an MTU of 1600 bytes.
The <destination IP address> is the IP address of the remote ESXi host or VM. References: : VMware NSX-T Data Center Installation Guide, page 19. : VMware Knowledge Base: Testing MTU with the vmkping command (1003728). : VMware NSX-T Data Center Administration Guide, page 102.
NEW QUESTION # 66
What are three NSX Manager roles? (Choose three.)
- A. cloud
- B. policy
- C. master
- D. controller
- E. zookeepet
- F. manager
Answer: B,D,F
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.
NEW QUESTION # 67
What can the administrator use to identify overlay segments in an NSX environment if troubleshooting is required?
- A. Segment ID
- B. VNI ID
- C. Geneve ID
- D. VIAN ID
Answer: B
Explanation:
Explanation
According to the VMware NSX Documentation1, a segment is mapped to a unique Geneve segment that is distributed across the ESXi hosts in a transport zone. The Geneve segment uses a virtual network identifier (VNI) as an overlay network identifier. The VNI ID can be used to identify overlay segments in an NSX environment if troubleshooting is required.
NEW QUESTION # 68
What are two functions of the Service Engines in NSX Advanced Load Balancer? (Choose two.)
- A. It stores the configuration and policies related to load-balancing services.
- B. It deploys web servers to perform load-balancing operations.
- C. It performs application load-balancing operations.
- D. It provides a user interface to perform configuration and management tasks.
- E. It collects real-time analytics from application traffic flows.
Answer: C,D
Explanation:
Explanation
The Service Engines in NSX Advanced Load Balancer are VM-based applications that handle all data plane operations by receiving and executing instructions from the Controller. The Service Engines perform the following functions:
They perform application load-balancing operations for all client- and server-facing network interactions. They support various load-balancing algorithms, health monitors, SSL termination, and persistence profiles.
They provide a user interface to perform configuration and management tasks. The user interface is accessible through a web browser or a REST API. The user interface allows the user to create and modify virtual services, pools, health monitors, policies, analytics, and other load-balancing settings
https://docs.vmware.com/en/VMware-Telco-Cloud-Platform/3.0/vmware-telco-cloud-reference-architecture-guid
NEW QUESTION # 69
Which three of the following describe the Border Gateway Routing Protocol (BGP) configuration on a Tier-0 Gateway? (Choose three.)
- A. It supports a 4-byte autonomous system number.
- B. Can be used as an Exterior Gateway Protocol.
- C. BGP is enabled by default.
- D. EIGRP is disabled by default.
- E. The network is divided into areas that are logical groups.
Answer: A,B,C
NEW QUESTION # 70
What should an NSX administrator check to verify that VMware Identity Manager integration is successful?
- A. From the NSX UI the URI in the address bar must have "local=false" part of it.
- B. From the NSX UI the status of the VMware Identity Manager Integration must be "Enabled".
- C. From VMware Identity Manager the status of the remote access application must be green.
- D. From the NSX CLI the status of the VMware Identity Manager Integration must be "Configured".
Answer: B
Explanation:
To verify that VMware Identity Manager integration is successful, you can check the status of the integration in the NSX UI.
To do this, go to the Security tab and click Identity Management. The Identity & Access Management page will be displayed.
On the Identity & Access Management page, click the VMware Identity Manager tab. The VMware Identity Manager Integration section will be displayed.
The Status of the integration will be displayed in the Status field. If the integration is successful, the Status will be "Enabled".
If the integration is not successful, the Status will be "Disabled" or "Error".
If the Status is "Disabled" or "Error", you can troubleshoot the integration by following the instructions in the NSX documentation.
NEW QUESTION # 71
Refer to the exhibit.
Which two items must be configured to enable OSPF for the Tler-0 Gateway in the Image? Mark your answers by clicking twice on the image.
Answer:
Explanation:
Explanation:
The correct answer is to enable the OSPF toggle and to add an Area Definition for the Tier-0 gateway in the image. These two items are required to configure OSPF on the Tier-0 gateway, as explained in the web search results123.
To mark your answers by clicking twice on the image, you can double-click on the toggle switch next to OSPF to turn it on. The switch should change from gray to blue, indicating that the option is enabled. Then, you can double-click on the Set button next to Area Definition to add an area definition. A pop-up window should appear where you can specify the area ID and type.
1. Click the OSPF toggle to enable OSPF 2. In the Area Definition field, click Set to add an area definition
https://docs.vmware.com/en/VMware-NSX-T-Data-Center/3.2/administration/GUID-5BEC626C-5312-467D-B8
NEW QUESTION # 72
Which of the two following characteristics about NAT64 are true? (Choose two.)
- A. NAT64 requires the Tier-1 gateway to be configured in active-standby mode.
- B. NAT64 is supported on Tier-0 and Tier-1 gateways.
- C. NAT64 is supported on Tier-1 gateways only.
- D. NAT64 requires the Tier-1 gateway to be configured in active-active mode.
- E. NAT64 is stateless and requires gateways to be deployed in active-standby mode.
Answer: A,B
Explanation:
NAT64 is a translator that allows IPv6 hosts to communicate with IPv4 servers. It is a stateless translator, which means that it does not maintain any state information about the translations that it performs. This makes NAT64 very efficient and scalable.
NAT64 can be configured on both Tier-0 and Tier-1 gateways in NSX. However, the Tier-1 gateway must be configured in active-standby mode in order to use NAT64. This is because NAT64 needs to be able to maintain a consistent mapping of IPv6 addresses to IPv4 addresses, even if the active Tier-1 gateway fails.
NEW QUESTION # 73
Which three security features are dependent on the NSX Application Platform? (Choose three.)
- A. NSX Intelligence
- B. NSX Network Detection and Response
- C. NSX Firewall
- D. NSX Malware Prevention
- E. NSX Distributed IDS/IPS
- F. NSX TLS Inspection
Answer: B,C,E
Explanation:
Explanation
https://docs.vmware.com/en/VMware-NSX-T-Data-Center/3.2/nsx-application-platform/GUID-42EDE0AD-CD According to the VMware NSX Documentation, these are three of the security features that are dependent on the NSX Application Platform:
NSX Firewall: This feature provides distributed firewalling and micro-segmentation capabilities for network and application security. It allows you to create and enforce granular firewall rules based on various criteria such as identity, context, or tags.
NSX Distributed IDS/IPS: This feature provides distributed intrusion detection and prevention capabilities for network and application security. It allows you to detect and block malicious traffic based on signatures, behaviors, or anomalies.
NSX Network Detection and Response: This feature provides advanced threat detection and response capabilities for network and application security. It includes features such as Distributed Intrusion Detection and Prevention (IDS/IPS), Web Reputation Analysis, File and Process Analysis, and NSX Advanced Threat Prevention.
NEW QUESTION # 74
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 > Support Bundle
- D. System > Utilities > Tools
Answer: C
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.
NEW QUESTION # 75
Which two logical router components span across all transport nodes? (Choose two.)
- A. DISTRIBUTED_ROUTER_TIER0
- B. SERVICE_ROUTER_TIERl
- C. D1STRIBUTED_R0UTER_TIER1
- D. TIERO_DISTRI BUTE D_ ROUTER
- E. SFRVICE_ROUTER_TJER0
Answer: A,C
Explanation:
https://docs.vmware.com/en/VMware-Validated-Design/5.0.1/com.vmware.vvd.sddc-nsxt-design.doc/GUID-74141ABD-C9AF-4A92-8338-092CD67EB56E.html
NEW QUESTION # 76
Which three data collection sources are used by NSX Network Detection and Response to create correlations/intrusion campaigns? (Choose three.)
- A. IDS/IPS events from the ESXi hosts and NSX Edge nodes
- B. East-West anti-malware events from the ESXi hosts
- C. Files and anti-malware file events from the NSX Edge nodes and the Security Analyzer
- D. Distributed Firewall flow data from the ESXi hosts
- E. Suspicious Traffic Detection events from NSX Intelligence
Answer: A,C,E
Explanation:
https://docs.vmware.com/en/VMware-NSX-T-Data-Center/3.2/administration/GUID-14BBE50D-
9931-4719-8FA7-884539C0D277.html
NEW QUESTION # 77
Which of the following exist only on Tler-1 Gateway firewall configurations and not on Tier-0?
- A. Applied To
- B. Actions
- C. Sources
- D. Profiles
Answer: D
NEW QUESTION # 78
Which is an advantages of a L2 VPN In an NSX 4.x environment?
- A. Achieve better performance
- B. Use the same broadcast domain
- C. Enables Multi-Cloud solutions
- D. Enables VM mobility with re-IP
Answer: B
Explanation:
Explanation
L2 VPN is a feature of NSX that allows extending Layer 2 networks across different sites or clouds over an IPsec tunnel. L2 VPN has an advantage of enabling VM mobility with re-IP, which means that VMs can be moved from one site to another without changing their IP addresses or network configurations. This is possible because L2 VPN allows both sites to use the same broadcast domain, which means that they share the same subnet and VLAN .
NEW QUESTION # 79
Which choice is a valid insertion point for North-South network introspection?
- A. Tier-0 gateway
- B. Guest VM vNIC
- C. Partner SVM
- D. Host Physical NIC
Answer: A
Explanation:
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
NEW QUESTION # 80
What are two supported host switch modes? (Choose two.)
- A. DPDK Datapath
- B. Enhanced Datapath
- C. Standard Datapath
- D. Secure Datapath
- E. Overlay Datapath
Answer: B,C
Explanation:
The host switch modes determine how the NSX network and security stack is allocated on the underlying host CPU or DPU. There are two supported host switch modes: Enhanced Datapath and Standard Datapath1. Enhanced Datapath mode leverages the DPU to offload the NSX datapath processing from the host CPU, while Standard Datapath mode uses the host CPU for the NSX datapath processing1. DPDK Datapath, Overlay Datapath, and Secure Datapath are not valid host switch modes for NSX 4.x. References: NSX Features
NEW QUESTION # 81
Which Is the only supported mode In NSX Global Manager when using Federation?
- A. Proton
- B. Proxy
- C. Policy
- D. Controller
Answer: C
Explanation:
NSX Global Manager is a feature of NSX that allows managing multiple NSX domains across different sites or clouds from a single pane of glass. NSX Global Manager supports Federation, which is a capability that enables synchronizing configuration and policy across multiple NSX domains. Federation has many benefits such as simplifying operations, improving resiliency, and enabling disaster recovery.
The only supported mode in NSX Global Manager when using Federation is Policy mode. Policy mode means that NSX Global Manager acts as a policy manager that defines and distributes global policies to local NSX managers in different domains. Policy mode also allows local NSX managers to have their own local policies that can override or merge with global policies.
https://docs.vmware.com/en/VMware-NSX/4.0/administration/GUID-29998FC5-C1AB-40BC-B669-6E8E9937F
NEW QUESTION # 82
What needs to be configured on a Tler-0 Gateway lo make NSX Edge Services available to a VM on a VLAN-backed logical switch?
- A. VLAN Uplink
- B. Loopback Router Port
- C. Service Interface
- D. Downlink Interface
Answer: C
Explanation:
Explanation
The service interface is a special-purpose port to enable services for mainly VLAN-based networks.
North-south service insertion is another use case that requires a service interface to connect a partner appliance and redirect north-south traffic for partner services. Service interfaces are supported on both active-standby Tier-0 logical routers and Tier-1 routers. Firewall, NAT, and VPNs are supported on this interface. The service interface is also a downlink
NEW QUESTION # 83
Which three NSX Edge components are used for North-South Malware Prevention? (Choose three.)
- A. RAPID
- B. Thin Agent
- C. Security Hub
- D. Reputation Service
- E. Security Analyzer
- F. IDS/IPS
Answer: A,D,F
Explanation:
Explanation
The answer is B, D, and F.
B). RAPID. This is correct. RAPID stands for Real-time Anti-malware Protection with Intelligent Detection. It is a component of the NSX Edge node that provides malware prevention for the north-south traffic. RAPID extracts files from the network traffic and analyzes them for malicious behavior using hash-based detection, local analysis, and cloud analysis techniques1
D). IDS/IPS. This is correct. IDS/IPS stands for Intrusion Detection and Prevention System. It is a component of the NSX Edge node that provides intrusion detection and prevention for the north-south traffic. IDS/IPS monitors the network traffic and compares it against a known set of signatures that specify patterns for different types of network intrusions. IDS/IPS can generate alerts or block the traffic based on the matching signatures and the configured actions2
F). Reputation Service. This is correct. Reputation Service is a component of the NSX Edge node that provides reputation-based filtering for the north-south traffic. Reputation Service uses a cloud-based database of known malicious IP addresses and domains to block or allow the traffic based on the reputation score of the source or destination. Reputation Service can also integrate with third-party reputation providers to enhance the security coverage3
A). Thin Agent. This is incorrect. Thin Agent is not a component of the NSX Edge node, but rather a component of the NSX Guest Introspection platform that runs on the virtual machine endpoints in the distributed east-west traffic. Thin Agent enables communication between the virtual machines and the NSX Manager, and facilitates malware prevention and intrusion detection on the host level.
C). Security Hub. This is incorrect. Security Hub is not a component of the NSX Edge node, but rather a component of the VMware Cloud Services platform that provides a unified view of security posture across multiple cloud environments. Security Hub integrates with NSX Advanced Threat Prevention to collect and display security events, alerts, and recommendations from NSX IDS/IPS and NSX Malware Prevention features.
E). Security Analyzer. This is incorrect. Security Analyzer is not a real product name or component name related to NSX Edge or NSX Advanced Threat Prevention. It is a fictional name that does not exist in the VMware portfolio.
To learn more about NSX Edge components for North-South Malware Prevention, you can refer to the following resources:
* VMware NSX Documentation: Overview of NSX IDS/IPS and NSX Malware Prevention 2
* VMware NSX Documentation: Configure North-South Malware Prevention 1
* VMware NSX Documentation: Configure North-South Intrusion Detection and Prevention
* VMware NSX Documentation: Configure North-South Reputation-Based Filtering 3
NEW QUESTION # 84
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 doesn't need to be connected to provide any stateful services.
- B. SR is instantiated and automatically connected with DR.
- C. SR and DR Is instantiated but requites manual connection.
- D. DR Is instantiated and automatically connected with SR.
Answer: B
NEW QUESTION # 85
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