cert
cert-1
cert-2

Pass VMware 3V0-25.25 Exam in First Attempt Guaranteed!

Get 100% Latest Exam Questions, Accurate & Verified Answers to Pass the Actual Exam!
30 Days Free Updates, Instant Download!

cert-5
cert-6
3V0-25.25 Exam - Verified By Experts
3V0-25.25 Premium File

3V0-25.25 Premium File

$89.99
$98.99
  • Premium File 58 Questions & Answers. Last Update: Nov 02, 2026

Whats Included:

  • Latest Questions
  • 100% Accurate Answers
  • Fast Exam Updates
 
$98.99
$89.99
accept 37 downloads in the last 7 days
block-screenshots
VMware 3V0-25.25 Practice Test 76

Question 750

A high availability gateway is realized only on a single Edge despite a redundant cluster. The engineering team needs to enforce the expected gateway HA placement on eligible Edge nodes. What action best addresses the immediate requirement?

  1. configure a supported IPsec VPN service with matching proposals and routes
  2. review the gateway HA mode and service-router placement across the cluster
  3. add the prepared Edge nodes to an Edge cluster used for gateway allocation
  4. inventory and decommission Project-owned resources in dependency order

Explanation

Correct Answer

B:

Correct placement requires sufficient eligible Edge nodes and an appropriate HA configuration. The selected action, review the gateway HA mode and service-router placement across the cluster, directly supports the specified goal to enforce the expected gateway HA placement on eligible Edge nodes. A useful confirmation is: Gateway service-router status shows the desired primary/standby or active members.

Incorrect Answers

A:

Configure a supported IPsec VPN service with matching proposals and routes would address the separate case of ipsec vpn connectivity, where the objective is to protect data in transit between controlled gateway endpoints. IPsec negotiates security associations and encrypts traffic for the agreed protected networks. Here the requirement is instead to enforce the expected gateway HA placement on eligible Edge nodes; that step does not directly satisfy it.

C:

Add the prepared Edge nodes to an Edge cluster used for gateway allocation would address the separate case of edge cluster membership, where the objective is to make supported Edge capacity available to gateway service routers. Service routers use a selected Edge cluster for their centralized functions. Here the requirement is instead to enforce the expected gateway HA placement on eligible Edge nodes; that step does not directly satisfy it.

D:

Inventory and decommission Project-owned resources in dependency order would address the separate case of tenant lifecycle cleanup, where the objective is to remove the retired tenant without affecting shared provider infrastructure. Tenant offboarding should clean scoped objects while leaving shared routing and provider services intact. Here the requirement is instead to enforce the expected gateway HA placement on eligible Edge nodes; that step does not directly satisfy it.

Question 751

A change review examines the following situation: Two VCF locations use overlapping infrastructure endpoint ranges that would break stretched network routing. Which practice would most directly undermine the requirement to avoid conflicting transport and management addresses across site boundaries?

  1. advertising guaranteed packet offload on adapters that fail compatibility validation
  2. creating a forced cross-datacenter route for local transport-node TEP traffic
  3. duplicating the same remote TEP pool in separate sites without an overlap review
  4. manually changing a similarly named local group in one site and assuming every other site inherits it

Explanation

Correct Answer

C:

The anti-pattern, duplicating the same remote TEP pool in separate sites without an overlap review, directly conflicts with the requirement to avoid conflicting transport and management addresses across site boundaries. Overlapping infrastructure addresses create ambiguity in cross-site control and tunnel connectivity. The safer action is to plan nonoverlapping reachable manager, transport and remote TEP addressing.

Incorrect Answers

A:

That practice primarily harms the distinct nic capability matching activity, in which the goal is to avoid designing for unavailable host datapath acceleration. Its failure mechanism is less direct for this specific inter-site address planning review. Here the key requirement is to avoid conflicting transport and management addresses across site boundaries.

B:

That practice primarily harms the distinct host transport locality activity, in which the goal is to lower tunnel RTT and reduce needless underlay hops. Its failure mechanism is less direct for this specific inter-site address planning review. Here the key requirement is to avoid conflicting transport and management addresses across site boundaries.

D:

That practice primarily harms the distinct global security objects activity, in which the goal is to apply common multi-site security semantics. Its failure mechanism is less direct for this specific inter-site address planning review. Here the key requirement is to avoid conflicting transport and management addresses across site boundaries.

Question 752

A change review examines the following situation: Two Projects choose an overlapping private IP range; the provider needs to avoid accidental route leaks. Which practice would most directly undermine the requirement to preserve independent tenant routing contexts and explicit interconnection policy?

  1. allowing every Project admin to create BGP peers against the physical fabric
  2. allowing all members of a segment unrestricted access to every other tier
  3. duplicating the segment definition instead of preparing the intended transport nodes
  4. redistributing both identical tenant prefixes into one shared fabric table

Explanation

Correct Answer

D:

The anti-pattern, redistributing both identical tenant prefixes into one shared fabric table, directly conflicts with the requirement to preserve independent tenant routing contexts and explicit interconnection policy. Overlapping IP space becomes dangerous when exported into a single undifferentiated routing table. The safer action is to separate the tenants and verify external connections do not merge ambiguous routes.

Incorrect Answers

A:

That practice primarily harms the distinct project external connection control activity, in which the goal is to keep external connectivity changes under provider control. Its failure mechanism is less direct for this specific address conflict isolation review. Here the key requirement is to preserve independent tenant routing contexts and explicit interconnection policy.

B:

That practice primarily harms the distinct segment security placement activity, in which the goal is to ensure connecting a VM to a segment does not bypass microsegmentation policy. Its failure mechanism is less direct for this specific address conflict isolation review. Here the key requirement is to preserve independent tenant routing contexts and explicit interconnection policy.

C:

That practice primarily harms the distinct transport zone eligibility activity, in which the goal is to make the segment realizable where workloads are placed. Its failure mechanism is less direct for this specific address conflict isolation review. Here the key requirement is to preserve independent tenant routing contexts and explicit interconnection policy.

Question 753

An architect proposes the following step: enable the supported Transit Gateway Static redistribution source on the Tier-0. The context is: VPC public subnets are routable within NSX but absent from upstream peer route tables. What is the strongest technical reason for that decision?

  1. VCF 9 VPC routes may depend on the explicit TGW static redistribution class.
  2. ECMP distributes eligible flows across multiple live next hops and allows path withdrawal on failure.
  3. A VLAN mismatch prevents local neighbor discovery before routing protocols can operate.
  4. A stretched segment relies on remote TEP transport and applicable distributed policy at each site.

Explanation

Correct Answer

A:

VCF 9 VPC routes may depend on the explicit TGW static redistribution class. This explains the proposed decision in the current transit gateway route missing situation. The intended outcome is to advertise Transit Gateway routes required for VPC external access, and verification would show: A previously absent VPC public prefix appears in Tier-0 and upstream advertisements.

Incorrect Answers

B:

This statement can describe a active-active stateless gateway problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to use equal-cost route sharing in a supported gateway mode; here the relevant requirement is to advertise Transit Gateway routes required for VPC external access.

C:

This statement can describe a fabric vlan mismatch problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to restore Layer-2 adjacency on the correct external uplink VLAN; here the relevant requirement is to advertise Transit Gateway routes required for VPC external access.

D:

This statement can describe a federation stretched-segment path problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to identify cross-site encapsulated Layer-2 forwarding and its policy controls; here the relevant requirement is to advertise Transit Gateway routes required for VPC external access.

Question 754

A change review examines the following situation: Two upstream peers advertise the same destination, but flows exit the wrong NSX uplink. Which practice would most directly undermine the requirement to align preferred external route selection with enterprise routing design?

  1. changing all gateway routes without first locating where the NSX path fails
  2. deleting the second BGP session without understanding the incorrect route preference
  3. adding more equal-cost routes without testing whether failed routes are removed promptly
  4. treating a successful outbound packet capture as proof that the reverse path exists

Explanation

Correct Answer

B:

The anti-pattern, deleting the second BGP session without understanding the incorrect route preference, directly conflicts with the requirement to align preferred external route selection with enterprise routing design. BGP path selection depends on configured policy and attributes, not simply the presence of two neighbors. The safer action is to review BGP attributes, route-map policies and observed best-path decisions.

Incorrect Answers

A:

That practice primarily harms the distinct traceflow path activity, in which the goal is to locate the NSX forwarding or policy decision affecting this flow. Its failure mechanism is less direct for this specific external route preference review. Here the key requirement is to align preferred external route selection with enterprise routing design.

C:

That practice primarily harms the distinct peer loss convergence activity, in which the goal is to make routing react predictably to path failure. Its failure mechanism is less direct for this specific external route preference review. Here the key requirement is to align preferred external route selection with enterprise routing design.

D:

That practice primarily harms the distinct missing reverse route activity, in which the goal is to complete external return routing for the workload network. Its failure mechanism is less direct for this specific external route preference review. Here the key requirement is to align preferred external route selection with enterprise routing design.

Question 755

One external uplink fails, but remaining equal-cost peers do not take over quickly. The engineering team needs to make routing react predictably to path failure. What action best addresses the immediate requirement?

  1. verify supported session ownership and redirection behavior on the gateway
  2. advertise or install the correct NSX workload prefix in the upstream return path
  3. validate BGP/BFD detection and next-hop withdrawal on the affected Tier-0 peers
  4. walk the local transport path through remote tunnel endpoints to the destination site's host

Explanation

Correct Answer

C:

Fast liveness detection and route recomputation determine how quickly traffic leaves a failed path. The selected action, validate BGP/BFD detection and next-hop withdrawal on the affected Tier-0 peers, directly supports the specified goal to make routing react predictably to path failure. A useful confirmation is: The failed next hop is withdrawn and traffic resumes through a healthy peer.

Incorrect Answers

A:

Verify supported session ownership and redirection behavior on the gateway would address the separate case of stateful return-path ownership, where the objective is to preserve stateful flow correctness under multiple Edge routes. A stateful HA service may direct a response to the Edge that owns its connection state. Here the requirement is instead to make routing react predictably to path failure; that step does not directly satisfy it.

B:

Advertise or install the correct NSX workload prefix in the upstream return path would address the separate case of missing reverse route, where the objective is to complete external return routing for the workload network. Bidirectional IP connectivity depends on both forward and return routes being valid. Here the requirement is instead to make routing react predictably to path failure; that step does not directly satisfy it.

D:

Walk the local transport path through remote tunnel endpoints to the destination site's host would address the separate case of federation stretched-segment path, where the objective is to identify cross-site encapsulated Layer-2 forwarding and its policy controls. A stretched segment relies on remote TEP transport and applicable distributed policy at each site. Here the requirement is instead to make routing react predictably to path failure; that step does not directly satisfy it.

Question 756

A change review examines the following situation: Global Manager registration times out for a remote site although DNS resolves its FQDN. Which practice would most directly undermine the requirement to ensure reliable Global-to-Local Manager control communication?

  1. powering on an unrelated appliance and counting it as active gateway capacity
  2. publishing a stretched segment without testing cross-site tunnel reachability
  3. counting a green backup-job timestamp as proof that disaster recovery works
  4. declaring enrollment ready based only on a successful DNS lookup

Explanation

Correct Answer

D:

The anti-pattern, declaring enrollment ready based only on a successful DNS lookup, directly conflicts with the requirement to ensure reliable Global-to-Local Manager control communication. Control-plane enrollment needs working transport and authentication, not just name resolution. The safer action is to validate permitted firewall ports, stable routing and direct supported manager path.

Incorrect Answers

A:

That practice primarily harms the distinct edge scaling lifecycle activity, in which the goal is to scale service resources through the supported Edge preparation workflow. Its failure mechanism is less direct for this specific federation control-path reachability review. Here the key requirement is to ensure reliable Global-to-Local Manager control communication.

B:

That practice primarily harms the distinct stretched segment preparation activity, in which the goal is to prepare the data-plane prerequisites of a stretched overlay network. Its failure mechanism is less direct for this specific federation control-path reachability review. Here the key requirement is to ensure reliable Global-to-Local Manager control communication.

C:

That practice primarily harms the distinct restore rehearsal activity, in which the goal is to prove management recovery before an actual outage. Its failure mechanism is less direct for this specific federation control-path reachability review. Here the key requirement is to ensure reliable Global-to-Local Manager control communication.

Question 757

An architect proposes the following step: allocate an appropriate TEP IP pool or supported address-assignment method. The context is: Transport-node preparation fails because the tunnel endpoint IP pool has no free addresses. What is the strongest technical reason for that decision?

  1. Every transport endpoint needs an address reachable over its intended underlay.
  2. Quotas constrain tenant consumption while allowing normal self-service within a supported boundary.
  3. Credential handling must address exposure without leaving broken or unknown access paths.
  4. Compute-manager integration supplies vSphere inventory context needed by associated NSX workflows.

Explanation

Correct Answer

A:

Every transport endpoint needs an address reachable over its intended underlay. This explains the proposed decision in the current tep ip allocation situation. The intended outcome is to provide unique reachable tunnel endpoint addresses for transport hosts, and verification would show: Previously failed nodes receive unique TEP addresses and join the transport fabric.

Incorrect Answers

B:

This statement can describe a quota on tenant segments problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to limit excessive network object creation for the tenant; here the relevant requirement is to provide unique reachable tunnel endpoint addresses for transport hosts.

C:

This statement can describe a credential rotation problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to rotate secrets while preserving authorized NSX integrations; here the relevant requirement is to provide unique reachable tunnel endpoint addresses for transport hosts.

D:

This statement can describe a compute manager integration problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to make vSphere compute resources visible for integrated NSX operations; here the relevant requirement is to provide unique reachable tunnel endpoint addresses for transport hosts.

Question 758

A reviewer must validate the intended NSX outcome. Situation: A global security rule was created but does not appear in enforcement at one connected site. Which result most directly demonstrates that the team can realize intended global policy on every targeted Local Manager?

  1. Global Manager lists the correct active locations and synchronization reports healthy realization.
  2. The intended rule and group show successful realization at the affected local site.
  3. Valid outbound requests and their replies pass; unmatched inbound connection attempts are denied.
  4. The Edge transport node becomes healthy and eligible for the configured Edge cluster.

Explanation

Correct Answer

B:

The intended rule and group show successful realization at the affected local site. This observation validates the specified global rule realization outcome. A saved global object is not sufficient if the local site never realizes the policy.

Incorrect Answers

A:

This would validate manager deployment order rather than the needed global rule realization result. Federation requires a functioning global management layer connected to eligible local management instances. For the present case, the evidence must show that the team can realize intended global policy on every targeted Local Manager.

C:

This would validate stateful gateway policy rather than the needed global rule realization result. Stateful inspection distinguishes traffic belonging to established sessions from unauthorized new attempts. For the present case, the evidence must show that the team can realize intended global policy on every targeted Local Manager.

D:

This would validate edge transport preparation rather than the needed global rule realization result. An Edge appliance must be prepared as a transport node before it can provide intended gateway data-plane services. For the present case, the evidence must show that the team can realize intended global policy on every targeted Local Manager.

Question 759

A reviewer must validate the intended NSX outcome. Situation: Two application VMs share one logical segment and one ESXi host and exchange unicast frames. Which result most directly demonstrates that the team can describe local same-segment forwarding without unnecessary routing hops?

  1. Edge-to-host tunnel reachability is restored while external interface connectivity remains intact.
  2. Many separate flows distribute across paths while a single long-lived flow uses its selected next hop.
  3. A path trace shows the host dataplane forwarding directly between the relevant vNIC ports.
  4. The trace visits the Tier-1 SR where NAT occurs and then continues toward the Tier-0.

Explanation

Correct Answer

C:

A path trace shows the host dataplane forwarding directly between the relevant vNIC ports. This observation validates the specified same-host same-segment packet walk outcome. Same-segment local unicast switching need not traverse Tier-1, Tier-0 or an Edge service router.

Incorrect Answers

A:

This would validate edge tep vlan inconsistency rather than the needed same-host same-segment packet walk result. An Edge can reach physical peers through uplinks while its separate overlay tunnel interfaces are misconfigured. For the present case, the evidence must show that the team can describe local same-segment forwarding without unnecessary routing hops.

B:

This would validate per-flow ecmp behavior rather than the needed same-host same-segment packet walk result. A stable per-flow hash helps avoid reordering but one heavy flow may remain on one path. For the present case, the evidence must show that the team can describe local same-segment forwarding without unnecessary routing hops.

D:

This would validate tier-1 service-router transit rather than the needed same-host same-segment packet walk result. Centralized stateful gateway services require service-router processing beyond host distributed forwarding. For the present case, the evidence must show that the team can describe local same-segment forwarding without unnecessary routing hops.

Question 760

An architect proposes the following step: apply NSX distributed firewall policies to the matching workload groups. The context is: A security team wants per-VM east-west filtering even when two workloads share a hypervisor. What is the strongest technical reason for that decision?

  1. VLAN-backed segments connect to the designated physical VLAN, whereas overlay segments depend on tunnel endpoints.
  2. Central services depend on finite Edge resources and require sizing for throughput and resilience.
  3. Backups must be associated with the correct management instance and verified for recovery usefulness.
  4. The distributed firewall evaluates relevant flows at the host data plane rather than relying on traffic crossing a physical perimeter.

Explanation

Correct Answer

D:

The distributed firewall evaluates relevant flows at the host data plane rather than relying on traffic crossing a physical perimeter. This explains the proposed decision in the current distributed firewall enforcement situation. The intended outcome is to enforce security near workload virtual interfaces, and verification would show: Rule-hit and flow records show policy enforcement on VM-to-VM traffic that never leaves the host.

Incorrect Answers

A:

This statement can describe a overlay versus vlan problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to choose the correct backing for an externally shared Layer-2 network; here the relevant requirement is to enforce security near workload virtual interfaces.

B:

This statement can describe a edge service sizing problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to preserve service performance as gateway demand increases; here the relevant requirement is to enforce security near workload virtual interfaces.

C:

This statement can describe a backup consistency problem but is not the technical cause addressed by the proposed step. In that other situation the objective is to recover each fleet networking control plane from documented backups; here the relevant requirement is to enforce security near workload virtual interfaces.

Advanced VMware Cloud Foundation 9.0 Networking (3V0-25.25) Practice Tests