Exam Name: HCIE-Datacom V1.0
Certification Provider: Huawei
Corresponding Certification: HCIE-Datacom
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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Network Security | - Basic security mechanisms - Network attack prevention and isolation |
| Topic 2: Advanced Networking Technologies | - MPLS and VPN technologies - IPv6 deployment and transition |
| Topic 3: Network Automation and Programmability | - Network automation tools and APIs - SDN concepts |
| Topic 4: IP Network Fundamentals | - Network architecture and protocols - TCP/IP and OSI model |
| Topic 5: Routing and Switching | - BGP fundamentals and policy control - OSPF / IS-IS routing principles |
Huawei HCIE-Datacom V1.0 Sample Questions:
Configuring filter-policy 2000 export in the IS-IS process, the wrong statement about the function of the command is?
- A. This command will filter the link status information released to the outside world
- B. Restricts the external publication of route entries generated by the device itself
- C. If you do not configure this command, the device will by default introduce the external routing protocol to the IS-IS route all outgoing
- D. which needs to be used in conjunction with route ingestion, acts as an external route sender neighbor that only partially introduces.
Cross-device link aggregation realizes the back-to-back transmission of data traffic and the mutual spare of the heap member switches, but due to the limited bandwidth of the heap cable between the heap devices, the forwarding efficiency can be improved in the following ways?
- A. Connect the stacking device via a stacking card
- B. Enables the stacking multi-master check function
- C. Configure the stacking system MAC address switching
- D. Enable traffic to be forwarded locally first
What messages does an NMS (Network Management Station) running SNMPv1 send to the agent?
- A. Get,Set? Getnext
- B. Trap,Get? Set
- C. Get Trap
- D. Get,Set? GetBulk
- E. Get,Set,Getnext? GetBulk
There is an existing router running OSPF HWL, HW1 interface serial0 is published in zone 1, configure commands under the OSPF process nssa default-route-advertise, based on the previous description, infers which of the following options are correct?
- A. When HW1 injects a default route into zone 1, HW1's local route table needs to answer the default route
- B. HW1 injects a Type 7 default route into Zone 0
- C. HW1 injects a type 7 default route into zone 1
- D. HW1 injects a Type 3 default route into Zone 1
- E. When HW1 injects a default route into Zone 1, HW1's local route table can not contain a single default route
Regarding the sliding window of TCP, what are the following descriptions that are enough to be wrong? (Multiple choice question)
- A. The sender does not need to transmit messages of full window size
- B. The receiver needs to acknowledge the sender's packet
- C. After the retransmission timer times out, the sender has not received an acknowledgment and will retransmit unacknowledged data
- D. The TCP sliding window allows multiple packets to be sent before an acknowledgment is received
- E. The sender declares the initial window size
- F. Sliding window size can only be increased or remain unchanged
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