H12-891_V1.0 Practice Online

Question 1

Regular expressions can be used for Community-filter and AS-path-filter definition attribute types for route filtering.

A : True

B : False

Answer: A

Question 2

The RSTP protocol provides a variety of protection functions, such as when the edge port is configured as a protection state, the edge port receives the BPDU packet processing method;

A : Directly discard the BPDU packet

B : Close the port

C : After parsing the BPDU message, the relevant information is obtained

D : Forward BPDU packets as required

Answer: B

Question 3

Regarding the BGP alliance, the following description is wrong? Radio

A : The consortium divides an AS into sub-AS, and the alliance external AS still considers the consortium to be an AS

B : Subsystems within a consortium can use private AS numbers. Huawei NE/AR routers, a consortium can be configured with up to 32 subsystems.

C : Consortium can easily detect the routing loop within the AS because EBGP is running between the subAS

D : The subas number of the federation, which by default is advertised to the BGP peer outside the federation

Answer: D

Question 4

Which of the following does the digital certificate not contain?

A : Digital envelopes

B : Issued by

C : Digital signature

D :

Public key information

Answer: A

Question 5

The following about BGP routing, what is the wrong description?

A : Non-aggregate routes take precedence over aggregate routes.

B :

In the case of PrefVal, Local_Preference equality, if the BGP preference of the locally generated route,

IBGP route, EBGP route is equal, the valid reference of this generation is preceded by priority.

C :

See the following entry in the BGP routing table: • *172 16 1. 11/32 0 00010 0? Indicates that the route

is available non-optimal.

D :

For next_hop unreachable routes are invalid cat by and do not participate in the preference. Flogging

case

Answer: A

Name:	HCIE-Datacom V1.0
Exam Code:	H12-891_V1.0
Certification:	HCIE
Vendor:	Huawei
Total Questions:	614
Last Updated:	May 16, 2024

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