[Jun 22, 2026] Get to the Top with 6V0-21.25 Practice Exam Questions
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NEW QUESTION # 49
Which three benefits does rule publishing via NSX Policy Mode provide in vDefend firewall management?
(Choose three)
Response:
- A. Enables auto-scaling of compute clusters
- B. Ensures consistent configuration across regions
- C. Allows section-level version control
- D. Reduces risk of configuration drift
- E. Supports declarative policy management
Answer: B,D,E
NEW QUESTION # 50
Which three user roles or privileges can be assigned in NSX Manager to implement RBAC for firewall operations?
(Choose three)
Response:
- A. Auditor
- B. Network Engineer
- C. Security Admin
- D. NSX Cloud Consumption Role
- E. Backup Administrator
Answer: A,B,C
NEW QUESTION # 51
What is the primary role of the IDPS in a VMware NSX environment?
Response:
- A. Inspect and analyze network traffic to detect and block malicious activity
- B. Load balance traffic between NSX Edge gateways
- C. Manage vSphere update patch baselines
- D. Encrypt VM disks to protect data at rest
Answer: A
NEW QUESTION # 52
Which two actions can NSX IDPS take when a threat is detected in IPS mode?
(Choose two)
Response:
- A. Redirect traffic to a sandbox
- B. Allow the session but log the activity
- C. Terminate the session immediately
- D. Migrate the affected VM to a secure VLAN
- E. Drop the malicious packet
Answer: C,E
NEW QUESTION # 53
Which two mechanisms are available to automate the creation of firewall policies in VMware vDefend?
(Choose two)
Response:
- A. ESXi command-line firewall editor
- B. NSX Identity Store
- C. RESTful API for policy configuration
- D. Manual CSV uploads to NSX Edge
- E. vRealize Automation integration
Answer: C,E
NEW QUESTION # 54
Which component is responsible for defining the security policy in a software-defined firewall architecture?
Response:
- A. vSphere Update Manager
- B. NSX Policy API or UI
- C. DRS Load Balancer
- D. NSX Application Platform
Answer: B
NEW QUESTION # 55
What is required to enable IDPS functionality in NSX?
Response:
- A. Deploy Distributed IDPS sensors on ESXi hosts
- B. Enable Transparent Packet Forwarding on vCenter
- C. Install NSX on vSAN witness appliances
- D. Enable service chaining with third-party antivirus
Answer: A
NEW QUESTION # 56
Which three best practices enhance malware detection accuracy in an NSX-powered private cloud?
(Choose three)
Response:
Regularly update threat intelligence subscriptions
- A. Apply malware prevention profiles based on workload sensitivity
- B. Enable logging for all DNS traffic only
- C. Disable behavioral analysis to improve performance
- D. Integrate NSX alerts with SIEM tools
Answer: B,C,D
NEW QUESTION # 57
Which two techniques are fundamental to securing private cloud infrastructure from lateral threat movement within the data center?
(Choose two)
Response:
- A. Utilizing network traffic mirroring tools only at the edge
- B. Enabling east-west micro-segmentation policies
- C. Consolidating all VMs to a single cluster
- D. Implementing storage tiering for sensitive data
- E. Applying context-aware DFW rules
Answer: B,E
NEW QUESTION # 58
Which two tools are used to troubleshoot connectivity and rule enforcement issues within a vDefend environment?
(Choose 2)
Response:
- A. Traceflow
- B. ESXi Configuration Assist
- C. vSAN Disk Group Monitor
- D. Log Insight Collector
- E. NSX Manager Packet Capture
Answer: A,E
NEW QUESTION # 59
What is the primary function of vDefend Security Intelligence in planning application segmentation?
Response:
- A. Visualizes traffic flows and recommends segmentation policies
- B. Automatically provisions firewall rules to external DNS servers
- C. Creates backup policies for NSX Manager logs
- D. Monitors compliance scores across ESXi hosts
Answer: A
NEW QUESTION # 60
What component must be enabled to perform flow-based behavioral analysis for NDR in NSX?
Response:
- A. NSX Intelligence
- B. NSX Edge Load Balancer
- C. vCenter Alarms
- D. NSX Federation Global Manager
Answer: A
NEW QUESTION # 61
Which feature allows vDefend to dynamically enforce firewall rules between application tiers?
Response:
- A. Static MAC ACLs
- B. vMotion affinity binding
- C. Context-aware policies using application metadata
- D. Role-based access tied to ESXi licensing
Answer: C
NEW QUESTION # 62
Which two actions can a Gateway Firewall rule perform when evaluating network traffic?
(Choose two)
Response:
- A. Modify subnet masks dynamically
- B. Encrypt the payload before delivery
- C. Allow or deny traffic based on source/destination criteria
- D. Log the traffic flow for auditing purposes
- E. Redirect traffic to a Distributed Firewall
Answer: C,D
NEW QUESTION # 63
Which interface is used to configure the Gateway Firewall policies in VMware NSX?
Response:
- A. ESXi CLI
- B. vSAN Health Dashboard
- C. vCenter Host Client
- D. NSX Manager Tier-1/Tier-0 Gateway Policy View
Answer: D
NEW QUESTION # 64
What happens if two firewall rules apply to the same traffic flow within a single section?
Response:
- A. The topmost rule in the section is applied first
- B. The more permissive rule overrides the restrictive one
- C. The rule with the longer name takes precedence
- D. Both rules are ignored, and traffic is dropped
Answer: A
NEW QUESTION # 65
Which two elements must be configured to activate Gateway Firewall rules on a Tier-1 gateway?
(Choose two)
Response:
- A. Attach segments or networks to the Tier-1 gateway
- B. Define rule section in Gateway Policy
- C. Assign an EVC mode to the cluster
- D. Configure local disk encryption policies
- E. Enable Distributed IDS on vCenter
Answer: A,B
NEW QUESTION # 66
Which construct does vDefend use to associate containerized workloads with firewall policies?
Response:
- A. IP Pools
- B. Overlay Transport Zones
- C. NSX Tags and Security Groups
- D. Storage Profiles
Answer: C
NEW QUESTION # 67
In a large-scale deployment, how can administrators reduce firewall rule sprawl and improve manageability?
Response:
- A. Disable rule logging for all policies
- B. Create a rule for every individual VM
- C. Leverage security groups and tagging for policy abstraction
- D. Use physical IP addresses in every rule
Answer: C
NEW QUESTION # 68
Which two components are leveraged by vDefend Security Intelligence to recommend segmentation policies?
(Choose two)
Response:
- A. Flow monitoring and traffic telemetry
- B. Distributed port mirroring
- C. Static IP mapping
- D. Guest OS license verification
- E. Application-level dependency discovery
Answer: A,E
NEW QUESTION # 69
Which two capabilities are supported by the Shared Services Platform (SSP) in VMware vDefend?
(Choose two)
Response:
- A. Managing NSX Edge cluster placement
- B. Detecting advanced threats using behavioral analysis
- C. Generating traffic visibility for segmentation planning
- D. Automatically encrypting VM disk volumes
- E. Integrating with identity-aware enforcement mechanisms
Answer: B,C
NEW QUESTION # 70
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