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Huawei H12-261-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Design, Operation and Troubleshooting | 10% | - Fault diagnosis and resolution - Network monitoring and management - Large-scale network architecture design |
| Topic 2: Layer 2 Technologies | 20% | - VRRP and BFD - Link aggregation and redundancy - STP/RSTP/MSTP protocols - Ethernet and VLAN principles |
| Topic 3: IPv6 and Multicast | 15% | - IPv6 addressing and transition mechanisms - IGMP and PIM multicast protocols - OSPFv3 and BGP4+ |
| Topic 4: MPLS and VPN Technologies | 15% | - IPsec and VPN security - MPLS architecture and label switching - MPLS L3VPN and L2VPN |
| Topic 5: IPv4 Routing Protocols | 30% | - Routing policies and route control - IS-IS protocol deployment and optimization - OSPFv2 principles and advanced configuration - BGP route attributes and selection |
| Topic 6: Network Security and QoS | 10% | - Attack defense and traffic filtering - ACL, security policy and AAA - QoS models, classification and scheduling |
Huawei HCIE-Routing&Switching (Written)(Huawei Certified ICT Expert-Routing & Switching) Sample Questions:
Regarding the cross-domain VPN-OptionB scheme, which of the following description is wrong?
- A. Exchange the outer label of the VPNv4 route between the two ASBRs.
- B. An IP-EBGP neighbor relationship needs to be established between the two ASBRs.
- C. During the packet forwarding process, exchange the private network LSPs of the VPN on the two ASBRs.
- D. The cross-domain VPN-Option B scheme is not limited by the number of interconnected links between ASBRs.
The LAND attack is performed by the attacker sending a source address and a destination address to the destination host as the destination host. The source port and the destination port are the same SYN packet. When the receiver waits for the final ACK packet from the sender, the connection is always in a semi-connected state, resulting in waste of limited TCP resources at the receiving end.
- A. False
- B. True
Which of the following statement about the digital certificate is wrong?
- A. The digital certificate contains public key information.
- B. When the received peer certificate is valid, but the device itself is in the wrong time and is not within the validity period of the certificate, the authentication fails.
- C. Digital signatures guarantee the integrity of digital certificates.
- D. Even if the two PRI entities are not in the same CA system, the two parties can complete the authentication as long as they can identify each other.
Which of the following description is correct about the process of sending and receiving data frames in the Access mode of the switch interface?
- A. When receiving a tagged data frame directly discards in Access mode
- B. In the Access mode, the VLAN tag of the data frame will be stripped off when sending.
- C. When the data frame enters the switch interface, the switch learns the destination MAC address in the data frame.
- D. Only receive unlabeled data frames in Access mode
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 do not need to configure a BSR.
- B. When configuring a dynamic RP, you need to configure the BSR as the backup of the RP.
- C. When configuring a static RP, you need to configure the BSR advertisement RP information.
- D. When configuring a static BP, you need to specify the RP information on all PIM routers.
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