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

Exam Code: H12-261_V3.0-ENU

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

Updated: Jul 22, 2026

Q & A: 485 Questions and Answers

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

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

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

                                    1. Which of the following technologies use tunneling technology to communicate between IPv6 addresses? (Multiple Choice)

                                    A) 6to4
                                    B) NAT64
                                    C) ISATAP
                                    D) Dual Stack


                                    2. When an administrator wants to manage some routes on the router during operation and maintenance, which of the following tools can mark these routes so that the administrator can configure the policy? (Multiple Choice)

                                    A) Use ip-prefix to mark routes on the router.
                                    B) Use Tag value to mark routes on the router.
                                    C) Use ACLs to mark routes on the router.
                                    D) If the BGP protocol is running, use the community attribute to mark the route.


                                    3. Which of the following is the correct description of the Register message in PIM-SM? (Multiple choice)

                                    A) Register message is sent by the source DR
                                    B) Register message is sent to the RP by unicast instead of multicast.
                                    C) Register message is sent by the receiver router
                                    D) Register message enables the RP to learn multicast source information.


                                    4. As shown in the following figure, R1 and R2 establish the neighbor relationship of Level2. The key configuration is as follows. Which of the following statement about the R2 route entry is correct? (Multiple choice)

                                    A) 2021::/64 router will appear in the IP routing table.
                                    B) 2020::/64 router will appear in the IP routing table.
                                    C) 2019::/64 router will appear in the IP routing table.
                                    D) 2022::/64 router will appear in the IP routing table.


                                    5. The following statement about the security confederation SA in IPsec, which is wrong?

                                    A) IPsec only supports the use of symmetric encryption algorithms to encrypt data.
                                    B) There must be two-way SA between IPsec peers to establish an IPsec VPN connection.
                                    C) Use display IPsec to view information about encryption algorithms, traffic, and other information used between another IPsec peer.
                                    D) The SA is uniquely identified by a triplet that includes the Security Parameter Index (SP), the source IP address and the security protocol number used (AH or ESP).


                                    Solutions:

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

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