GB0-510 Dumps (V8.02) 2026: Learn Free Practice Questions (Part 1, Q1-Q40) for H3CNE-Security Exam

The H3CNE-Security is a good foundational certification for people working with H3C firewalls and SME security networks. You should pass the GB0-510 exam successfully to earn this certification. Preparing for the H3CNE-Security GB0-510 exam requires more than simply reading theory. You need to understand the exam structure, review important concepts, and practice with questions that reflect the latest GB0-510 exam objectives. DumpsBase provides the newest GB0-510 dumps (V8.02) to help you become familiar with the possible question styles, strengthen your understanding of key security topics, and organize your study process more effectively. We have 474 exam questions and answers in the dumps. With these focused GB0-510 practice questions, you can identify weak areas early and spend more time improving the topics that need extra attention. From now on, we will share free practice questions online, helping you verify the quality before downloading the full version.

Check GB0-510 free practice questions (Part 1, Q1-Q40) of V8.02 below:

1. What are the access methods for SSL VPN? (Multiple choice)

Web Access

TCP Access

UDP Access

IP Access

2. Firewalls have default security zones: local, trust, DMZ, management and untrust. These default security zones cannot be deleted.

True

False

3. The protocol number for the GRE protocol is ().

50

51

47

48

4. When an H3C firewall is configured in Layer 2 mode, data is forwarded using ().

FIB

MAC Address Table

Routing table

HASH table

5. H3C has launched a series of high-performance load balancing switches that can be used at various nodes in a network. Which switch series support load balancing functionality? (Multiple choice)

S9500E

S7500E

S12500

S5800

6. Which of the following statements about the DPI function of H3C NGFW are correct? (Multiple choice)

The ARP function can identify the application to which a message belongs.

If the message matches the blacklist, it will be discarded without further testing.

Unable to deeply identify the application port to which the message belongs.

After the business flow matches the security policy, DPI will be detected.

7. Regarding the packet processing flow on the inbound interface of a NAT device, which of the following descriptions are correct?

Randomly match NAT and security policies

NAT occurs before the security policy; that is, NAT is matched first, then the security policy is matched.

Security policy precedes NAT; that is, security policy is matched first, then NAT is matched.

Process according to the priority of NAT policy and security policy.

8. The default inter-domain access control policy of the H3C SecPath firewall is (). (Multiple choice)

All regions can access the local region.

Messages belonging to different interfaces within the same security domain can communicate with each other.

Packets between interfaces that have not been assigned to a security domain will be dropped.

Messages between security domains are discarded by default, including those between messages within the same domain.

9. Regarding the configuration of IPSec and IKE, which of the following descriptions is incorrect? (Multiple choice)

IKE's key negotiation modes include Master Mode and Aggressive Mode.

IKE authentication methods include pre-shared keys and certificate authentication.

NAT traversal can only be used in conjunction with Savage Mode.

IPSec security policies can only be configured using policy templates.

10. In H3C SecPath devices, ACLs are primarily used for (). (Multiple choice)

In QoS, data streams are categorized.

The conditions used in IPSec to define the trigger for establishing IPSec.

In NAT, which addresses need to be translated?

Inter-domain access, controlling access between different regions.

Policy Routing

11. Which of the following is a block encryption algorithm?

SHA-1

MD5

DES

RC4

12. For H3C firewalls, if a physical interface is not added to a security domain, that interface cannot send or receive packets normally.

True

False

13. PPP link negotiation fails during L2TP establishment. Possible causes include (). (Multiple choice)

The username or password set on the LAC terminal is incorrect.

The LNS terminal does not have a corresponding user account.

The LNS side does not have an address pool configured.

The password verification types configured on the LAC and LNS sides are inconsistent.

14. IPSec is a three-layer security protocol suite developed by the IETF to ensure the security and confidentiality of data transmitted over IP networks. The IPSec protocol suite includes (). (Multiple choice)

PPP

ESP

AH

PKL

15. Which of the following statements about the implementation of encryption in terms of layers is correct? (Multiple choice)

SSL is Transport Layer Encryption.

Email encryption, SSH, and file encryption are application-layer encryption.

Adding encryption boxes directly to both ends of the link constitutes data link layer encryption.

IPsec is network layer encryption.

16. Which of the following attacks is a Denial-of-Service (DoS) attack? (Multiple choice)

SYN Flood

ICMP Floated

WinNuke attack

UDPFlood

17. H3C load balancers currently support Layer 4 load balancing, but not Layer 7 load balancing.

True

False

18. The main functions of H3C SSL VPN products include (). (Multiple choice)

Remote access

Identity Authentication

Online check

Access Control

Cache clearing

19. The goal of information security is to achieve (). (Multiple choice)

Confidentiality

Integrity

Availability

Controllability

Auditability

20. Which of the following viruses can damage computer hardware?

CIH virus

Macro virus

Shockwave Virus

Panda Burning Incense Virus

21. Among the following network applications, those that may cause excessive bandwidth consumption include (). (Multiple choice)

Xunlei

PPlive

Bit Torrent

MSN

22. Regarding the conversion from inter-domain policies to security policies, which of the following statements is correct? (Multiple choice)

Packet filtering policies have higher priority than security policies.

Security policies and object policies can coexist.

When using the new version, it is recommended to convert the object strategy to an inter-domain strategy.

Security policies and inter-domain policies can coexist.

23. Common intranet user behavior monitoring should include (). (Multiple choice)

Auditing of intranet web applications

Auditing of intranet network sharing applications

Auditing of intranet Q0MSN applications

Auditing of intranet FTP applications

24. Regarding the SecPath firewall, which of the following statements is correct?

The firewall can only be upgraded via command line.

The default username/password for firewall web login is h3c/h3c.

The default login IP address for the waterproof wall is 192.168.0.1

Firewall inter-domain policies can only be configured via a web page.

25. The research content of cybersecurity includes (). (Multiple choice)

Software security

Content security

Internet and Telecommunication Security

Industrial network security

26. Which of the following VPNs can provide data encryption services independently? (Multiple choice)

L2TP VPN

IPSec VPN

SSL VPN

GRE VPN

27. A complete SSL VPN handshake process includes (). (Multiple choice)

Negotiating the SSL Protocol

Negotiated encryption

Negotiating key parameters

The identities of the two communicating parties

Establish SSL connection

28. In the OSI seven-layer model, each peer layer's data is given a unified name: Protocol Data Unit.

Which of the following statements about the data units of each protocol layer is correct?

Data at the data link layer is called a frame.

Transport layer data is called a data packet.

Network layer data is called segments.

Presentation layer data is called SPDU

29. Regarding the TCP access method of H3C SSL VPN, which of the following statements is correct? (Multiple choice)

TCP access is more suitable for TCP applications that use fixed IP addresses and ports.

TCP access can support network applications using any protocol.

TCP access can only access web-based resources such as testpau.

TCP access requires the client to automatically download and install a VPN client program.

30. When configuring intrusion prevention on the firewall and clicking the <Submit> button to activate the configuration content of the intrusion prevention configuration file, this function will temporarily interrupt the processing of DPI services.

True

False

31. The management port of the SecPath IPS device only supports access from a management PC on the same network segment. When the address of the management PC and the device management address are not on the same network segment, web management of the device is not possible.

True

False

32. Firewall policies are generally applied between security domains, while IPS/AV policies are generally applied to a specific segment.

True

False

33. If the GRE protocol is used to carry the IPX protocol in an IP network, the packet encapsulation process is ().

Link layer protocol -> IPX > GRE > IP

Link layer protocol -> GRE -> IPX -> IP

Link layer protocol -> IP -> GRE -> IPX

Link layer protocol -> GRE > IP > IPX

34. H3C firewall antivirus actions refer to the processing of packets that match virus characteristics, including (). (Multiple choice)

Reset: Disconnect the TCP or UDP connection by sending a TCP reset message or a UDP ICMP port unreachable message.

Alert: Allow virus packets to pass through while generating a virus log.

Allow: Allow virus messages to pass.

Block: Prevents virus packets from passing through, and also generates virus logs.

35. H3C load balancers offer comprehensive health monitoring algorithms, load balancing scheduling algorithms, and session persistence features, allowing for flexible selection based on application scenarios to achieve optimal load balancing performance. Which of the following descriptions about H3C load balancers is incorrect?

It can provide session persistence based on source address/port, HITTP header information, SSLID, and HTTP cookie information.

The load balancing scheduling function and the session persistence function cannot be started simultaneously.

It can provide health check algorithms based on ICMP, TCP, HTTP, VFTP, QSSL92 DNS, etc.

It can provide load balancing scheduling algorithms based on round-robin, least connections, minimum response time, weighting, source/destination address hashing, etc.

36. The messages used when establishing a session in L2TP include (). (Multiple choice)

SCCRQ (Session-Control-Connecting-Request)

SCCRP (Session-Control-Connecting-Reply)

ICRQ (incoming-Call-Request)

ICRP (Incoming-Call-Reply)

37. In L2TP networking, the LNS side uses three authentication methods for users: proxy authentication, forced authentication, and LCP renegotiation. The highest priority is ().

Proxy Verification

Forced SER Verification

LCP Renegotiation

All the same

38. Multiple users on the internal network need to access the external network. At a certain moment, host A accesses the external network through a translated address. When the NAT device receives the return packet from the external network, how will it process it?

Broadcast the message to all hosts

Discard the message

Look up the routing table, and you'll be surprised by what you find.

Send the message to host A according to the established no-pat entry.

39. In a SecPath firewall, which of the following interfaces must be added to the zone in order to forward data? (Multiple choice)

Loopback Interface

Physical Interface

Virtual-Template interface ()

Encrypt interface

Tunnel Interface

Dialer Interface

Bridge Template interface

VLAN Interface

40. Which of the following options belongs to deep security anti-removal technology? (Multiple choice)

Status monitoring

Application Identification

Content Recognition

Threat Identification

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