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

  • Exam Code: H12-261_V3.0-ENU
  • Exam Name: HCIE-Routing & Switching (Written) V3.0
  • Updated: Sep 24, 2026
  • Q&As: 485 Questions and Answers

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

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

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

                                                                          Question #1

                                                                          If you run the PM-SM protocol on the multicast network, you need to configure the RP. The configuration mode of the RP is classified into dynamic RP and static RP. Which of the following description of the RP configuration is correct?

                                                                          • A. When configuring a dynamic RP, you need to configure the BSR as the backup of the RP.
                                                                          • B. When configuring a static BP, you need to specify the RP information on all PIM routers.
                                                                          • C. When configuring a dynamic RP, you do not need to configure a BSR.
                                                                          • D. When configuring a static RP, you need to configure the BSR advertisement RP information.
                                                                          Reveal Solution  Discussion  0

                                                                          Correct Answer: B  🗳️

                                                                          Question #2

                                                                          The HTTP protocol is based on TCP. Therefore, you can use the TCP Flood attack defense method to defend against HTTP flood attacks.

                                                                          • A. False
                                                                          • B. True
                                                                          Reveal Solution  Discussion  0

                                                                          Correct Answer: A  🗳️

                                                                          Question #3

                                                                          When you troubleshoot a LAN that has Huawei devices deployed, you find that there are many unicast frames with unknown source MAC addresses in the LAN. What is the greatest harm that many unknown source MAC address unicast frames will cause to the switch?

                                                                          • A. Consume available MAC address entries in the system
                                                                          • B. Occupy the memory of cached frames
                                                                          • C. Occupy TCAM entries
                                                                          • D. Consume available bandwidth
                                                                          • E. Increase the power consumption of the power supply
                                                                          Reveal Solution  Discussion  0

                                                                          Correct Answer: A  🗳️

                                                                          Question #4

                                                                          SSH uses asymmetric encryption algorithms AES and DES to realize the security of data transmission, and uses HMAC to ensure the integrity of the data.

                                                                          • A. TRUE
                                                                          • B. FALSE
                                                                          Reveal Solution  Discussion  0

                                                                          Correct Answer: B  🗳️

                                                                          Question #5

                                                                          When configuring source NAT with no-pat configuration parameters, which of the following statements is correct?

                                                                          • A. Only source IP address translation
                                                                          • B. Only the destination IP address translation session and dynamic BFD session
                                                                          • C. Simultaneous conversion of source IP address and source port
                                                                          • D. Perform destination IP address and destination port conversion
                                                                          Reveal Solution  Discussion  0

                                                                          Correct Answer: A  🗳️

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