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Huawei H31-211 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Carrier-Grade IP Routing Technologies | 25% | - OSPF protocol fundamentals and deployment - Routing policy and route control - Static routing principles and configuration - BGP protocol basics and attributes |
| Topic 2: Carrier Ethernet & Switching | 20% | - VLAN principles and configuration - QinQ and VLAN mapping - Carrier Ethernet service models - Link aggregation and STP |
| Topic 3: QoS & Network Security | 10% | - Traffic classification and policing - Basic access control and security policies - Queuing and congestion management |
| Topic 4: Network Operation & Maintenance | 10% | - Device management and configuration - Fault diagnosis and troubleshooting - Performance monitoring and maintenance |
| Topic 5: MPLS & VPN Basics | 15% | - L3VPN and L2VPN overview - LDP protocol fundamentals - MPLS architecture and label forwarding |
| Topic 6: IP Network Fundamentals | 20% | - IPv4 addressing and subnetting - Common network protocols and applications - TCP/IP protocol architecture - IPv6 basics and addressing |
Huawei HCNA - Carrier IP Sample Questions:
Question 1
TCP uses PDUs (Protocol Data Units) to exchange information between different layers. Which of the following is correct? (multiple choice)
A. The data frame is transferred to the physical layer and converted into a bit stream.
B. The PDU of the transport layer is called Packet.
C. PDUs are given different names in different layers
D. The PDU of the data link layer is called Segment
E. The PDU at the network layer is called Packet.
Question 2
During the PPP negotiation process, if no response packet is received from the peer within the interval of the negotiation timeout, PPP will resend the previously sent packet. Such as Configure-Request.
By default, how many seconds does the PPP negotiation timeout?
A. 2
B. 3
C. 4
D. 1
Question 3
Which method of authentication is supported in the RIPv1 seal text?
A. MD5 ciphertext verification
B. Clear text
C. Ciphertext
D. Does not support authentication
Question 4
Which of the following technologies can save the number of IP addresses?
A. VLSM
B. NAT
C. CIDR
D. DNS
Question 5
For RIP, metric equals () is unreachable.
A. No restrictions
B. 16
C. 15
D. 12
Solutions:
| Question 1 Answer: A,C,E | Question 2 Answer: B | Question 3 Answer: D | Question 4 Answer: B | Question 5 Answer: B |



