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Huawei H12-261_V3.0 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| QoS and Traffic Engineering | - QoS Models and Mechanisms - Traffic Scheduling and Shaping |
| Enterprise Network Architecture | |
| Network Security | - Device Security Hardening - ACL and Traffic Filtering |
| Routing Protocols (OSPF, IS-IS, BGP) | - BGP Route Selection and Policy Control - OSPF Principles and Advanced Features |
| Switching Technologies | - VLAN and Trunking - STP and Loop Prevention |
| Network Troubleshooting and Optimization | - Fault Diagnosis Methods - Performance Optimization Techniques |
| MPLS and VPN Technologies | - L2VPN and L3VPN Implementation - MPLS Architecture and Label Switching |
| IPv6 Technologies | - IPv6 Addressing and Deployment - IPv6 Transition Mechanisms |
Huawei HCIE-Routing & Switching (Written) V3.0 Sample Questions:
Which of the following descriptions is incorrect about the BGP alliance?
- A. Son of the UnionAS number, which is advertised to BGP peers outside the federation by default
- B. Sub-ASs within the confederation can use private AS numbers. HuaweiFor NE/AR routers, a confederation can be configured with up to 32 sub-ASs.
- C. The confederation divides an AS into several sub-ASs, and the AS outside the confederation still considers the confederation as one AS.
- D. A confederation can easily detect routing loops within an AS because EBGP is running between child ASs.
Correct Answer: A 🗳️
Which of the following are the advantages of VLAN aggregation?
- A. Implement the isolation of broadcast domains between Sub-VLANs
- B. Increase the flexibility of addressing
- C. Increase the amount of available VLANs
- D. Reduce the waste of IP addresses
Correct Answer: A,B,D 🗳️
Which of the following descriptions is wrong about the address resolution function of NDP?
- A. Two ICMPv6 messages, Neighbor Solicitation and Neighbor Advertisement, are used in the address resolution process.
- B. When sending a neighbor solicitation packet, the source address must be the link-local address of the end interface
- C. When sending a Neighbor Solicitation message, the destination address must be the neighbor's requested node multicast address.
- D. Address resolution realizes the function of resolving from IPv6 address to link layer address
Correct Answer: B 🗳️
The MSTP switch regards the RSTP switch as an MSTP domain composed of a single switch, and the MSTP switch parses the RSTBPDU into MSTBPDU, where the IRPC is 0.
- A. false
- B. True
Correct Answer: B 🗳️
If there is a LAN running 802.1D Spanning Tree Protocol, which of the following parameters will not be received by a non-root switch from the root switch? ( confirmed)
- A. Hello time
- B. Forward delay
- C. root cost
- D. MaxAge
- E. Hold time
Correct Answer: E 🗳️
