Free Practice Questions for VMware 2V0-41.24 Exam

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.

https://docs.vmware.com/en/VMware-NSX-T-Data-Center/3.2/administration/GUID-14BBE50D-9931-4719-8FA7-884539C0D277.html

The correct order of the rule processing steps of the Distributed Firewall is as follows:

Packet arrives at vfilter connection table. If matching entry in the table, process the packet.

If connection table has no match, compare the packet to the rule table.

If the packet matches source, destination, service, profile and applied to fields, apply the action defined.

If the rule table action is allow, create an entry in the connection table and forward the packet.

If the rule table action is reject or deny, take that action.

This order is based on the description of how the Distributed Firewall works in the web search results1. The first step is to check if there is an existing connection entry for the packet in the vfilter connection table, which is a cache of flow entries for rules with an allow action. If there is a match, the packet is processed according to the connection entry. If there is no match, the packet is compared to the rule table, which contains all the security policy rules. The rules are evaluated from top to bottom until a match is found. The match criteria include source, destination, service, profile and applied to fields. The action defined by the matching rule is applied to the packet. The action can be allow, reject or deny. If the action is allow, a new connection entry is created for the packet and the packet is forwarded to its destination. If the action is reject or deny, the packet is dropped and an ICMP message or a TCP reset message is sent back to the source.

The field in a Tier-1 Gateway Firewall that would be used to allow access for a collection of trustworthy web sites is Profiles -> L7 Access Profile. This field allows the user to create a Layer 7 access profile that defines a list of allowed or blocked URLs based on categories, reputation, or custom entries1. The user can then apply the L7 access profile to a firewall rule to control the traffic based on the URL filtering criteria1. The other options are incorrect because they are not related to URL filtering. The Source field specifies the source IP address or group of the firewall rule1. The Destination field specifies the destination IP address or group of the firewall rule1. The Profiles -> Context Profiles field allows the user to create a context profile that defines a list of application signatures or attributes that can be used to identify and classify network traffic1. References: Gateway Firewall

The NSX Edge supports L2 VPN (Layer 2 VPN) functionality, which allows it to connect different Layer 2 networks over an IP transport.

Third-party hardware VPN devices can also be used as L2 VPN clients, providing connectivity between different Layer 2 networks through an external device.

The Network Engineer role in NSX is a built-in role that provides permissions to apply configuration changes on NSX components, including NSX Edge. It is the most restrictive role that still allows users to make changes, whereas roles like Network Operator are typically limited to read-only access.

When a stateful service (such as NAT or firewall) is enabled for the first time on a Tier-0 Gateway, the Service Router (SR) is instantiated on the NSX Edge node and automatically connected with the Distributed Router (DR). This connection enables the Tier-0 Gateway to handle stateful services by routing traffic through the SR, which manages stateful packet processing, while the DR provides distributed routing functionality.

According to the VMware NSX Documentation, this is the NSX feature that can be leveraged to achieve consistent policy configuration and simplicity across sites:

NSX Federation: This feature allows you to create and manage a global network infrastructure that spans across multiple sites using a single pane of glass. You can use this feature to synchronize policies, segments, gateways, firewalls, VPNs, load balancers, and other network services across sites.

Gateway DHCP: NSX supports DHCP services configured on the gateway, allowing it to provide IP addresses to clients within the network.

Segment DHCP: NSX can provide DHCP services at the segment level, where DHCP is configured directly on a network segment to assign IP addresses to connected clients.

DHCP Relay: NSX supports DHCP Relay, which allows forwarding of DHCP requests to an external DHCP server for IP address assignment.

According to the VMware NSX Documentation, these are two of the use cases for Distributed Intrusion Detection, which is a feature of NSX Network Detection and Response:

Quarantine workloads based on vulnerabilities: You can use Distributed Intrusion Detection to detect vulnerabilities in your workloads and apply quarantine actions to isolate them from the network until they are remediated.

Identify security vulnerabilities in the workloads: You can use Distributed Intrusion Detection to scan your workloads for known vulnerabilities and generate reports that show the severity, impact, and remediation steps for each vulnerability.

For a 3-node NSX Manager cluster, all nodes must be within the same subnet to ensure proper communication and functionality between them.

A compute manager must be configured before adding nodes to the cluster, as it provides the necessary integration between the NSX Manager and the underlying virtualization infrastructure (such as vSphere or vCenter).