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Huawei H12-821_V1.0 Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. On an OSPF network, there are multiple types of packets, each with a different function. Which of the following are the main functions of Hello packets?

A) Neighbor relationship establishment
B) Neighbor deletion
C) Neighbor relationship maintenance
D) Neighbor discovery

2. The Internet Assigned Numbers Authority (IANA) allocates Class D addresses to IPv4 multicast. An IPv4 address is 32 bits long, and the four most significant bits of a Class D address are 1110.

A) TRUE
B) FALSE

3. Drag the following VRRP states to the corresponding working mechanisms.

4. Access control lists can be classified into which types as follows?

A) Advanced ACL
B) Layer 2 ACL
C) Basic ACL
D) User-defined ACL

5. In BGP, the Origin attribute is used to identify the origin of a route. Which of the following statements are true about the Origin attribute?

A) If multiple routes carry the same destination address but different Origin attributes and all other route selection conditions are the same, BGP selects the optimal route according to the Origin attribute in the following order: IGP > EGP > Incomplete.
B) If a route is learned through EGP, the Origin attribute of this BGP route is displayed as ? in the BGP routing table.
C) This attribute is a well-known mandatory attribute.
D) If a route is imported to BGP by the originator using the network command, the Origin attribute of the BGP route is displayed as i in the BGP routing table.

Solutions: