Huawei H12-891_V1.0-ENU Übungsprüfungen
Zuletzt aktualisiert am 08.09.2025- Prüfungscode: H12-891_V1.0-ENU
- Prüfungsname: HCIE-Datacom V1.0
- Zertifizierungsanbieter: Huawei
- Zuletzt aktualisiert am: 08.09.2025
In Business Companion, which of the following descriptions about "security group" and "resource group" is correct?
- A . The user IP address of the dynamic security group is not fixed. The IP address is dynamically associated with the security group after user authentication.
- B . When using resource groups, a policy will be generated based on each resource group on the policy execution point device.
- C . For service resources with overlapping IP address sets, they can be distinguished through static security groups.
- D . When configuring the policy control matrix, the resource group can be used as the source group and destination group of the policy
NETCONF content layer is device configuration data. For the following NETCONF information, which items are described correctly? (Multiple choice)
- A . This configuration creates VLAN 10 on the device
- B . <config> contains the "operation" attribute, which is the merge operation
- C . This configuration adopts Huawei-YANG method
- D . This configuration uses the NETCONF <edit-config> operation to load the configuration data into the startup configuration library.
Regarding the description of Network Address Port Translation (NAPT) and Network Address Only Translation (No-PAT), which of the following statements is correct?
- A . After NAPT conversion, for external network users, all packets will only come from the same IP address.
- B . No-PAT supports protocol address translation at the network layer
- C . NAPT only supports protocol address translation at the network layer
- D . No-PAT only supports protocol port conversion at the transport layer
As shown in the figure, when PE1 receives an ARP request, PE1 will forward the RARP request to PE4, carrying two layers of label information. The tag value 201 is filled in by EVPN Type ().
As shown in the figure, Business Mobile is deployed in the virtualized campus network. PC1 belongs to the Sales security group, PC2 belongs to the R&D security group, and PC3 belongs to the Market security group.
Which of the following descriptions of this scenario is wrong?
- A . Both AGG1 and AGG2 devices have inter-group policies issued by the controller.
- B . For traffic from PC2 to PC3, inter-group policies are executed on the AGG2 device.
- C . For traffic from PC1 to PC3, the inter-group policy is executed on the AGG1 device.
- D . There are multiple authentication points and policy enforcement points in the network
In the scenario of dynamically establishing a VXLAN tunnel through BGP EVPN, which of the following descriptions of the role of BGP EVPN Type2 routing are correct? (Multiple choice)
- A . Host ARP advertisements can be used to suppress ARP broadcasts
- B . Can be used for MAC address notification
- C . ARP type routing contains host routing information
- D . IRB type routes contain ARP information
When the BitString length is 256 bits, there can only be a maximum of 256 BFRs in the BIER field.
- A . True
- B . False
Which of the following channels does Huawei’s SD-WAN solution use to achieve flexible networking? (Multiple choice)
- A . Arrangement channels
- B . Control channel
- C . Data channel
- D . Management channel
Which of the following is not a core role in business travel?
- A . Policy control point device
- B . iMaster NCE Campus Controller
- C . Policy enforcement point device
- D . Authentication point equipment
Traffic shaping can only be used in the outbound direction, and its function is to control the rate of output packets.
- A . True
- B . False