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

Huawei H12-261_V3.0-ENU exam
  • Exam Code: H12-261_V3.0-ENU
  • Exam Name: HCIE-Routing & Switching (Written) V3.0
  • Updated: Sep 02, 2026
  • Q & A: 485 Questions and Answers
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Huawei H12-261_V3.0-ENU Exam Syllabus Topics:

SectionWeightObjectives
IPv6 Technologies15%- IPv6 Routing Protocols
  • 1. OSPFv3 and IS-IS for IPv6
    • 2. BGP4+ and IPv6 interworking
      - IPv6 Transition
      • 1. Dual-stack and tunneling technologies
        • 2. NAT64 and DNS64
          - IPv6 Basics
          • 1. IPv6 address structure and types
            • 2. ICMPv6 and neighbor discovery
              Layer 2 Technologies20%- Ethernet and VLAN
              • 1. VLAN principles and configuration
                • 2. QinQ and VLAN mapping
                  • 3. Link aggregation and load balancing
                    - Spanning Tree Protocols
                    • 1. STP/RSTP/MSTP principles and configuration
                      • 2. STP protection mechanisms
                        - High Reliability Technologies
                        • 1. RRPP and ERPS
                          • 2. Smart Link and Monitor Link
                            Network Management & Optimization10%- Troubleshooting methodology
                            - QoS and traffic scheduling
                            - SNMP and network monitoring
                            Multicast Protocols10%- Multicast Fundamentals
                            • 1. IGMPv1/v2/v3 and IGMP snooping
                              • 2. Multicast address and forwarding
                                - PIM Protocols
                                • 1. Rendezvous Point and BSR
                                  • 2. Multicast VPN and reliability
                                    • 3. PIM-DM and PIM-SM
                                      IPv4 Unicast Routing25%- OSPF
                                      • 1. OSPF optimization and troubleshooting
                                        • 2. LSA types and area design
                                          • 3. OSPFv2 principles and configuration
                                            - IS-IS
                                            • 1. Level-1/Level-2 routing
                                              • 2. IS-IS and OSPF comparison
                                                • 3. IS-IS protocol mechanism
                                                  - Routing Basics
                                                  • 1. Static routing and policy routing
                                                    • 2. Routing table and forwarding principles
                                                      - BGP
                                                      • 1. BGP route control and filtering
                                                        • 2. BGP neighbor establishment
                                                          • 3. BGP attributes and path selection
                                                            Advanced Technologies & Security20%- Network Security
                                                            • 1. URPF and anti-attack technologies
                                                              • 2. ACL and traffic filtering
                                                                • 3. DHCP and ARP security
                                                                  - Route Control
                                                                  • 1. Filter-policy and route-policy
                                                                    • 2. Import and export routing control
                                                                      - High Availability
                                                                      • 1. BFD and link detection
                                                                        • 2. VRRP principles and deployment

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

                                                                          Question 1

                                                                          Which of the following description about interfaces on the switch Access procedure receives data frame mode is correct?

                                                                          A. When the data frame enters the handshaker interface, the switch will learn the destination MAC address in the data frame.
                                                                          B. In Access mode, when a tagged data frame is received, it is directly discarded.
                                                                          C. In Access mode, only data without marking is received.
                                                                          D. In Access mode, the VLAN tag of the data frame will be stripped when sending.


                                                                          Question 2

                                                                          A network consisting of an existing router R1, router R2, router R3 and router R4. These four routers are interconnected via a LAN network. Basic OSPF is deployed on all four routers. When you execute the command "display ospf peer" on the router R2, the status between router R2 and router R3 is "2way".
                                                                          What conclusion can you draw from this output? (Multiple Choice)

                                                                          A. Router R2 is not DR
                                                                          B. Router R4 is DR
                                                                          C. Router R3 is not DR, nor BDR
                                                                          D. There is no full adjacency between router R2 and router R3.
                                                                          E. Router R2 is DR or BDR


                                                                          Question 3

                                                                          In addition to stateless address autoconfiguration, IPv6 devices can also obtain information such as address, gateway and DNS through DHCPv6.

                                                                          A. False
                                                                          B. True


                                                                          Question 4

                                                                          Which of the following is wrong about HTTPS?

                                                                          A. When using HTTPS to access a website, if the user's browser does not recognize the digital certificate of the website, the website cannot be accessed.
                                                                          B. HTTPS secures access to data by using SSL VPN.
                                                                          C. HTTPS protocol uses TCP port 443 by default.
                                                                          D. If the HTTPS traffic contains a virus, the router cannot directly detect the virus using IPS technology.


                                                                          Question 5

                                                                          One BD in VXLAN can correspond to multiple VNIs.

                                                                          A. False
                                                                          B. True


                                                                          Solutions:

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

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