Huawei HCIE-Datacom V1.0 - H12-891_V1.0-ENU Free Exam Questions

QUESTION NO: 1
What are the main reasons why RSTP converges faster than STP?

Correct Answer: D Vote an answer
QUESTION NO: 2
A multi-protocol network, the topology is shown in the figure. Take a closer look at the topology, router R4 (in Areal) is introduced into the OSPF process via the routes learned by BGP. So what categories of LS4 will R3 advertise to zone 0? (Multiple choice questions).

Correct Answer: A,B,C Vote an answer
QUESTION NO: 3
When running OSPFv3 on a Huawei router, the OSPFv3 process automatically selects an interface address as the process router id

Correct Answer: A Vote an answer
QUESTION NO: 4
If the Interface Sticky MAC function is enabled, what is the number of MAC addresses that the interface learns by default?

Correct Answer: A Vote an answer
QUESTION NO: 5
The fields that represent priority in the VLAN (8021Q) data encapsulation are a total of 6 bits.

Correct Answer: A Vote an answer
QUESTION NO: 6
Cross-device link aggregation realizes the back-to-back transmission of data traffic and the mutual spare of the heap member switches, but due to the limited bandwidth of the heap cable between the heap devices, the forwarding efficiency can be improved in the following ways?

Correct Answer: D Vote an answer
QUESTION NO: 7
The rules for RR to publish routes break the rules for horizontal segmentation of IBGP, so it is possible to cause loops within the AS.
What routing attributes does RR use to prevent loops?

Correct Answer: A,D Vote an answer
QUESTION NO: 8
The following description of the CHAP authentication function in the PPP protocol is correct? (Multiple choice questions).

Correct Answer: A,B,C Vote an answer
QUESTION NO: 9
Man-in-the-middle attacks or IP/MAC spoofing attacks can lead to information leakage and other hazards, and are more common in the intranet, in order to prevent man-in-the-middle attacks or IP/MAC spoofing attacks, you can take the configuration method

Correct Answer: C Vote an answer
QUESTION NO: 10
In the evolution from IPv4 networks to IPv6, some transition technologies have emerged, which of the following are common types of transition technologies?

Correct Answer: A,B,C,D Vote an answer

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