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Huawei H12-261_V3.0-ENU

H12-261_V3.0-ENU

Exam Code: H12-261_V3.0-ENU

Exam Name: HCIE-Routing & Switching (Written) V3.0

Updated: Jul 18, 2026

Q&A Number: 485 Q&As

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Huawei H12-261_V3.0-ENU Exam Syllabus Topics:

SectionObjectives
Topic 1: MPLS and VPN Technologies- MPLS architecture
  • 1. Label distribution and forwarding
    - VPN implementations
    • 1. L3VPN design and deployment
      • 2. L2VPN and VPLS concepts
        Topic 2: Routing Protocols and Technologies- EGP protocols
        • 1. Route reflection and confederation
          • 2. BGP policy control and optimization
            - IGP protocols
            • 1. OSPF advanced features and optimization
              • 2. IS-IS fundamentals and tuning
                Topic 3: Network Services and Security- Network services
                • 1. DHCP, NAT, and multicast
                  - Network security
                  • 1. ACLs and traffic filtering
                    • 2. Device hardening and control plane protection
                      Topic 4: Advanced IP Network Design- IPv4/IPv6 deployment planning
                      • 1. Addressing design and migration strategies
                        • 2. Dual-stack deployment
                          - Enterprise network architecture design
                          • 1. Scalability and redundancy design
                            • 2. Hierarchical network design principles
                              Topic 5: Network Optimization and Troubleshooting- Performance optimization
                              • 1. QoS mechanisms and traffic engineering
                                - Fault diagnosis
                                • 1. Protocol troubleshooting methodologies
                                  • 2. Routing convergence issues

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

                                    1. IS-IS supports the process and calculation of IPv6 routes by adding new TLV carrying IPv6 addresses and reachability information.

                                    A) FALSE
                                    B) TURE


                                    2. BGP can only auto-aggregate routes whose source is Incomplete.

                                    A) False
                                    B) True


                                    3. You are now troubleshooting a LAN, and you are expecting the error to be caused by a mismatch in the working mode. Those switch interface errors indicate that the working mode of the 10/100/1000 IEEE gigabit interface does not match? (Multiple choice)

                                    A) Alignment error
                                    B) Super small frame
                                    C) FCS error
                                    D) Lagging conflict
                                    E) Excessive conflict


                                    4. The following statement about the NSSA area, which is correct?

                                    A) A default LSA must be automatically generated in the NSSA area to access the external network.
                                    B) In the OSPF neighbor relationship sent by the OSPF neighbor, the N position in the option field is set to 1. The E position is 0.
                                    C) The OSPF neighbor in the NSSA area sends the he1lo text. The N position in the option- field is 0, and the E position is 1.
                                    D) The NSSA area generates seven types of LSAs to advertise external routes. The FA address in the seven types of LSAs is used to prevent loops.


                                    5. Which type of prefix will the router running BGP advertise to its own IBGP neighbor (assuming the router is not configured as a route reflector)?

                                    A) Presences existing in routing shows
                                    B) The prefix is learned by other BGF neighbors, or the prefix is locally learned through network or route introduction.
                                    C) The prefix is learned by other IBGP neighbors, or the prefix is learned from the EBGP neighbor, or the prefix is learned through the route introduction.
                                    D) The prefix is learned through the EBGP neighbor, or the prefix is learned locally through the network or route.
                                    E) The prefix is learned through the EBGP neighbor, or the prefix is learned from the RR.


                                    Solutions:

                                    Question # 1
                                    Answer: B
                                    Question # 2
                                    Answer: B
                                    Question # 3
                                    Answer: A,B,C,D,E
                                    Question # 4
                                    Answer: B
                                    Question # 5
                                    Answer: D

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