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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| IP Network Fundamentals | - Network architecture and protocols - TCP/IP and OSI model |
| Network Automation and Programmability | - SDN concepts - Network automation tools and APIs |
| Advanced Networking Technologies | - IPv6 deployment and transition - MPLS and VPN technologies |
| Network Security | - Basic security mechanisms - Network attack prevention and isolation |
| Routing and Switching | - OSPF / IS-IS routing principles - BGP fundamentals and policy control |
Huawei HCIE-Datacom V1.0 Sample Questions:
As shown in the figure, three switches S1, SW, and SN3, where SWI is the root bridge, and link congestion occurs between SI and SW2, SWD cannot receive the configuration BPDU sent by the root bridge, which spanning tree protection mechanism does the administrator need to configure to prevent the problem caused by link congestion? (Single choice questions).
- A. BPDU Protection
- B. Loop Protection
- C. root protection
- D. PreventS TC-BPDU attacks
Correct Answer: B 🗳️
DHCP Relay is responsible for forwarding DHCP packets between the DHCP server and the DHCP client, assisting the DHCP server in dynamically assigning network parameters to the DHCP client.
- A. FALSE
- B. TRUE
Correct Answer: B 🗳️
The following description of the characteristics of cross-domain VN-Optionc is correct?
- A. VPN routes are exchanged directly between the ingress PE and egress PE and do not require an intermediate device to secure a circular VPN route.
- B. A maximum of two layers of tags need to be used in the message forwarding process.
- C. VPMV4 routes are not saved on the ASBR, and VPNv routes are not advertised to each other.
- D. Cross-domain VN-Optionc, which is not suitable for use when spanning multiple AS.
Correct Answer: A,C 🗳️
You expect to deploy multicast video applications on your private, on-premises network. To achieve this, you need to have a private multicast IP address in your network.
So which range of IP addresses can be used? (Single choice questions).
- A. 226000-226255255255
- B. 239000-239255255255
- C. 240000-254255255255
- D. 241.000-241.255255255
- E. 224000-224255255255
Correct Answer: B 🗳️
The multicast IP address is 2291301301, and its corresponding MAC address is :(Multilist)
- A. 00-00-5E-82-82-01
- B. 01-00-5E-O2-82-01
- C. 01-00-5E-82-82-01
- D. 00-00-5E-02-82-01
Correct Answer: B 🗳️
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