Huawei H12-891_V1.0-ENU Übungsprüfungen
Zuletzt aktualisiert am 13.05.2025- Prüfungscode: H12-891_V1.0-ENU
- Prüfungsname: HCIE-Datacom V1.0
- Zertifizierungsanbieter: Huawei
- Zuletzt aktualisiert am: 13.05.2025
According to the information given in the picture, which of the following descriptions are correct? (Multiple choice)
- A . R1 needs to go through a 2-hop router to access 172.16.1.4
- B . R1 has 4 equal paths to access 172.16.1.4
- C . R1 needs to go through a 4-hop router to access 172.16.1.4
- D . There are two equal paths for R1 to access 172.16.1.4
In BGP/MPLS IP VPN, if the OSPF protocol is used to exchange routing information between PE and CE, the domain identifier (Domain ID) is used to distinguish whether the routes introduced in the VPN instance come from the same OSPF domain.
- A . True
- B . False
When the ErrorCode of the BGP Notification message is 2, it means that the OPEN message is wrong. Which of the following error subcodes does it contain? (Multiple choice)
- A . Unsupported version number
- B . 4-Wrong attribute list
- C . Wrong peer AS number
- D . Wrong BGP Router ID
Which of the following items belong to the QoS service model? (Multiple choice)
- A . Comprehensive service model
- B . Differentiated Services Model
- C . Priority service model
- D . Best effort service model
Which of the following descriptions of the OSPFv3 message format are correct? (Multiple choice)
- A . Hello messages no longer contain address information and carry Interface ID
- B . Removed Authentication and Auth Type fields
- C . The OSPF version number changed from 2 to 3
- D . There is no change in the option field of the Hello message.
Which of the following descriptions about BGP4+ are correct? (Multiple choice)
- A . The NEXT _HOP attribute does not exist in BGP4+
- B . BGP4+ carries the prefix and mask length of IPv6 routes through the MRI attribute.
- C . BGP4+ carries the next hop address of the route through the Network Address of Next Hop in the MP. REACH NLRI attribute.
- D . BGP4+ carries the next hop address of IPv6 routing through the NEXT HOP attribute.
Which of the following statements about IS-IS Hello messages is correct? (Multiple choice)
- A . P2P IIH and LAN IIH are exactly the same
- B . Level1-1 LAN IIH does not contain System ID
- C . Level1-1 LAN IIH uses multicast to send
- D . P2P IIH does not have a Priority field
In the scenario of dynamically establishing a VXLAN tunnel through BGP EVPN, the RT value carried by the BGP EVPN Type2 route is the Export RT value of the corresponding IP VPN instance.
- A . True
- B . False
From the user’s perspective, any phenomenon that affects business can be defined as a fault.
- A . True
- B . False
Which of the following technologies may be used to improve the reliability of the bearer network? (Multiple choice)
- A . PIM-SM
- B . Anycast FRR
- C . Mirror SID
- D . BFD/SBFD