Try Huawei : H12-891_V1.0 valid & accurate questions and answers
Updated: Jun 28, 2026
No. of Questions: 323 Questions & Answers with Testing Engine
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Huawei HCIE-Datacom V1.0 Sample Questions:
1. The IS-IS Level-1 neighbor relationship is not established between R3 and R4. Referring to the following information, what is the possible cause?
A) The area IDs of R3 and R4 are different.
B) The circuit types of the interfaces connecting R3 and R4 do not match.
C) The IIH authentication between R3 and R1 fails.
D) The IS-IS levels of R3 and R4 do not match.
2. IPsec SAs can be established in either manual mode or IKE auto-negotiation mode. Which of the following statements about the two modes is incorrect?
A) SAs established in both manual and IKE auto-negotiation modes can be dynamically updated.
B) In IKE auto-negotiation mode, the encryption and authentication keys required for establishing an SA are generated using the DH algorithm.
C) The lifetime of an SA established in IKE auto-negotiation mode is controlled by the lifetime parameters configured on both ends of the tunnel.
D) In manual mode, all parameters (including encryption and authentication keys) required for establishing an IPsec SA need to be manually configured.
3. In the gRPC-based telemetry protocol, the data model layer consists of the RPC layer, telemetry layer, and service data layer. Drag the .proto file to the layer where the file should be located.
4. SR-MPLS uses IGP extensions to advertise labels and reserve bandwidth to support high-bandwidth services.
A) FALSE
B) TRUE
5. A network administrator runs the display telemetry destination command on a device to check information about a destination group that sampled data is sent to. The command output is as follows. Which of the following statements is incorrect?
[~CE-telemetry-sensor-group-Sensor1]display telemetry destination
Dest-name Dest-addr Dest-port State Vpn-name Protocol
Dest1 192.168.56.1 20000 RESOLVED - GRPC
A) The gRPC protocol is used for data push.
B) VPN encapsulation is used for data push.
C) The destination group name is Dest1.
D) The IP address of the destination group is 192.168.56.1
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: Only visible for members | Question # 4 Answer: B | Question # 5 Answer: B |
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