Huawei H12-261_V3.0 Exam : HCIE-Routing & Switching (Written) V3.0

  • Exam Code: H12-261_V3.0
  • Exam Name: HCIE-Routing & Switching (Written) V3.0
  • Updated: Aug 31, 2026
  • Q & A: 476 Questions and Answers

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Huawei H12-261_V3.0 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Network Security15%- VPN Technologies
  • 1. IPsec VPN
  • 2. MPLS VPN basics
  • 3. GRE VPN
- Security Hardening
  • 1. Device security
  • 2. Attack defense
  • 3. Security policy design
- Access Control
  • 1. Port security
  • 2. ACL
  • 3. AAA
Topic 2: Advanced Routing Technologies30%- IS-IS Protocol
  • 1. Network design
  • 2. Route calculation
  • 3. Basic concepts
- IPv6 Routing
  • 1. IS-IS for IPv6
  • 2. BGP4+
  • 3. OSPFv3
- OSPF Protocol
  • 1. Troubleshooting
  • 2. Deployment and optimization
  • 3. Principle and mechanism
- BGP Protocol
  • 1. Routing policies
  • 2. Path attributes
  • 3. Large-scale deployment
Topic 3: Emerging Technologies5%- Network Management
  • 1. SNMP
  • 2. eSight basics
- SDN & Network Virtualization
  • 1. Concepts and architecture
  • 2. Huawei solutions
Topic 4: QoS & Traffic Management10%- Traffic Classification & Policing
  • 1. Shaping
  • 2. Marking
  • 3. Congestion management
- QoS Deployment
  • 1. Bandwidth optimization
  • 2. End-to-end QoS
- QoS Models
  • 1. IntServ
  • 2. DiffServ
Topic 5: Network Design & Troubleshooting15%- Enterprise Network Design
  • 1. Architecture planning
  • 2. Scalability design
  • 3. Reliability design
- Fault Diagnosis
  • 1. Recovery procedures
  • 2. Common fault analysis
  • 3. Diagnosis tools
Topic 6: Advanced Switching Technologies25%- Layer 2 Protocols
  • 1. VLAN and trunk
  • 2. STP/RSTP/MSTP
  • 3. Loop prevention mechanisms
- High Availability
  • 1. Link aggregation
  • 2. VRRP
  • 3. Device redundancy
- Multicast Technologies
  • 1. PIM-SM/PIM-DM
  • 2. Multicast deployment
  • 3. IGMP/MLD

Huawei HCIE-Routing & Switching (Written) V3.0 Sample Questions:

Question 1

The router connects two EBGP neighbors through two parallel serial cables, what method would you use to achieve this through the two parallel serial cablesBidirectional burden sharing between two connected EBGP neighbors?
BGP automatically implements load balancing of traffic among different autonomous systems on available links without using any method

A. To configure the EBGP neighbor relationship with the loopback interface as the update source, the IGP in each AS needs to introduce two equal-cost paths to the EBGP neighbor loopback interface address; and you need to use the command "next-hop-local"
B. To configure the EBGP neighbor relationship with the loopback interface as the update source, the IGP in each AS needs to introduce two equal-cost paths to the EBGP neighbor loopback interface address; and you need to use the command"ebgp-maxhop" and "next-hop-local"
C. Use the loopback interface to establish an EBGP neighbor relationship and configure EBGP Multi-hop, configure the loopback interface as the update source, and then use IGP to achieve equal-cost path load sharing between loopback addresses)
D. Use the command "ebgp-load on both ends"-balance"


Question 2

about the followingWhich RADIUS statement is true?

A. RADIUS supports both wired and wireless access methods.
B. MAC authentication does not require a user name and password, so RADIUS cannot be used to authenticate user identities.
C. RADIUS authentication and Portal authentication cannot be used together, because when Portal authentication is deployed, the Portal server can be used to authenticate users.identity.
D. RADIUS protocol authentication, authorization and audit separation.


Question 3

When the stateless address configuration method is used to configure the IPv4 of the host6 address, and viaDHCPv6 get in addition toHow to set the M and 0 bits in the RA message when there are other parameters other than the address?

A. M=0, 0=1
B. M=1, 0=1
C. M=0, 0=0
D. M=1, 0=0


Question 4

Look at the picture and talk?

A. GE0/0/1 on SWA is a backup port
B. SWB will become the root bridge
C. GE0/0/2 on STB is an alternative port
D. GE0/0/1 on SWB is an alternative port


Question 5

What is wrong with the description of MAC address spoofing attacks?

A. A MAC address spoofing attack will cause the data to be sent by the switch to the correct destination to be sent to the attacker
B. The MAC address spoofing attack mainly uses the MAC address learning mechanism of the switch
C. An attacker can implement a MAC address spoofing attack by sending forged source Mac address data frames to the switch
D. The MAC address spoofing attack will cause the switch to learn the wrong mapping between the Mac address and the IP address


Solutions:

Question 1
Answer: A
Question 2
Answer: A
Question 3
Answer: A
Question 4
Answer: B
Question 5
Answer: D

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