Huawei HCIP-Datacom H12-821_V1.0-ENU

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

1. Intranet users of a company use the No-pat method of NAT to access the Internet. If all public IP addresses are used, what will happen to intranet users who access the Internet later?

A) Synchronize the message to other NAT conversion equipment for NAT conversion
B) Automatically switch NAT to PAT and go online
C) Subsequent intranet users will not be able to access the Internet
D) Squeeze out the previous user and force NAT conversion to access the Internet

2. During the evolution from IPv4 network to IPv6, some transitional technologies have emerged.
Which of the following are common types of transitional technologies? (Multiple choice)

A) Tunnel technology
B) Dual stack technology
C) Compatible technologies
D) Conversion technology

3. Different packets need to be used in the process of establishing OPSF adjacency relationships, so please associate the following states with the packets used in that state.

4. As shown in the figure, the network layers of R1 and R2 are directly connected, and there are layer-2 transmission devices S71 and S72 in the middle of the link.

Now the user hopes that the devices at both ends can quickly sense the failure of the intermediate link, thereby triggering rapid route convergence, which of the following detection mechanisms should be configured?

A) BFD single-hop detection layer 2 link
B) Linkage between BFD status and interface status
C) Layer 3 physical link single-hop detection
D) BFD multi-hop detection

5. Which of the following fields is not included in the LS Request message?

A) Link state type
B) Link State ID
C) Advertising Router
D) Database Description Sequence Number

Solutions: