Huawei H12-891_V1.0-ENU Übungsprüfungen
Zuletzt aktualisiert am 09.05.2025- Prüfungscode: H12-891_V1.0-ENU
- Prüfungsname: HCIE-Datacom V1.0
- Zertifizierungsanbieter: Huawei
- Zuletzt aktualisiert am: 09.05.2025
The management objects of Huawei network equipment OPS (Open Programmability System) are accessed through standard HTTP methods.
If you want to request a network device to modify the value of a managed object, which of the following HTTP methods should be used?
- A . POST
- B . PUT
- C . PATCH
- D . GET
Compared with traditional networks, SD-WAN can better ensure application experience. Which of the following is the main reason?
- A . SD-WAN can realize multi-department business isolation based on VRF
- B . SD-WAN can use IPsec technology to implement encrypted packet transmission
- C . SD-WAN can provide different routing strategies and different QoS strategies for different applications.
- D . SD-WAN can build various networking types such as Full Mesh, Hub-Spoke, and Partial Mesh.
SSH connections are usually established on TCP/IP connections, and in rare cases they can be established on UDP connections.
- A . True
- B . False
A certain device outputs information as shown in the figure. Based on this judgment, when this device forwards data packets to 10.0.2.2, which of the following MPLS labels needs to be carried?
- A . 40100
- B . 36100
- C . 40200
- D . 36200
Please match the functions provided by IPsec with the corresponding function description.
What is the default aging time of Huawei switch MAC address table?
- A . 500
- B . 5
- C . 300
- D . 400
Which of the following descriptions about BIER and PIM are correct? (Multiple choice)
- A . When using BIER to build a multicast network, the nodes through which multicast traffic passes do not need to establish a multicast tree.
- B . When using BIER to build a multicast network, multicast users must send group adding requests hop by hop.
- C . When using BIER to build a multicast network, the packets sent by the multicast source need to encapsulate the BitString field.
- D . When using PIM to build a multicast network, all nodes through which multicast traffic passes establish a multicast tree.
Which of the following reasons may cause IS-IS neighbor relationship failure? (Multiple choice)
- A . The IS-IS Levels at both ends of the link do not match.
- B . When establishing an IS-IS Level-1 neighbor, the area numbers of the devices at both ends of the link do not match.
- C . The devices at both ends of the link are configured with the same System ID.
- D . The IP addresses of the interfaces at both ends of the link are not in the same network segment.
The default priority of VRRP devices in the backup group is?
- A . 0
- B . 100
- C . 150
- D . 200
In a virtualized campus network based on VXLAN, if the Fabric networking mode is a centralized gateway networking, the gateway is located on the () device.