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Huawei H12-811_V1.0 Practice Test - Questions Answers, Page 66

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The administrator cannot log in to the Huawei router through Telnet, but other administrators can log in normally, so which of the following are the possible reasons? ()*

A.
The authority level of the administrator user account has been modified to 0
A.
The authority level of the administrator user account has been modified to 0
Answers
B.
The administrator user account has been disabled
B.
The administrator user account has been disabled
Answers
C.
The Te1net service of the AR2200 router has been disabled
C.
The Te1net service of the AR2200 router has been disabled
Answers
D.
The administrator user account has been deleted
D.
The administrator user account has been deleted
Answers
Suggested answer: B, D

Which of the following features does the OSPF protocol have? ()*

A.
Easy to produce routing loops
A.
Easy to produce routing loops
Answers
B.
Calculate the shortest path by number
B.
Calculate the shortest path by number
Answers
C.
Support area division
C.
Support area division
Answers
D.
Trigger update
D.
Trigger update
Answers
Suggested answer: C, D

Which of the following fields does the MPLS header include? ()*

A.
EXP
A.
EXP
Answers
B.
TTL
B.
TTL
Answers
C.
Label
C.
Label
Answers
D.
Tos
D.
Tos
Answers
Suggested answer: A, B, C

What are the user authentication methods that can be deployed in wlan? ()

A.
Portal authentication
A.
Portal authentication
Answers
B.
MAC. Authentication
B.
MAC. Authentication
Answers
C.
Radius certification
C.
Radius certification
Answers
D.
802.1X authentication
D.
802.1X authentication
Answers
Suggested answer: A, B, D

Which of the following IEEE802.11 standards support operation in the 5GHz frequency band? ()

A.
802.11ac
A.
802.11ac
Answers
B.
802.11n
B.
802.11n
Answers
C.
802.11g
C.
802.11g
Answers
D.
802.11a
D.
802.11a
Answers
Suggested answer: A, D

Which of the following statements about IPv6 address configuration is correct? ()*

A.
IPv6 supports stateless automatic configuration
A.
IPv6 supports stateless automatic configuration
Answers
B.
IPv6 addresses can only be configured manually
B.
IPv6 addresses can only be configured manually
Answers
C.
IPv6 address supports automatic configuration of multiple clocks
C.
IPv6 address supports automatic configuration of multiple clocks
Answers
D.
IPv6 supports DHCPv6 for address configuration
D.
IPv6 supports DHCPv6 for address configuration
Answers
Suggested answer: A, C, D

How to add AP on AC. ? ()*

A.
Import AP offline
A.
Import AP offline
Answers
B.
Automatically discover AP
B.
Automatically discover AP
Answers
C.
Add online
C.
Add online
Answers
D.
Manually confirm APs in the non-certified list
D.
Manually confirm APs in the non-certified list
Answers
Suggested answer: A, B, C

Which of the following refers to network communication? ()*

A.
Use instant messaging software (such as: QQ. WeChat) to chat with friends
A.
Use instant messaging software (such as: QQ. WeChat) to chat with friends
Answers
B.
Use a computer to access the company's official website
B.
Use a computer to access the company's official website
Answers
C.
Use computer to watch videos online
C.
Use computer to watch videos online
Answers
D.
Download emails from the company mailbox to your computer
D.
Download emails from the company mailbox to your computer
Answers
Suggested answer: A, B, C, D

Which of the following fields does the ARP packet format contain? ()*

A.
HardwareType
A.
HardwareType
Answers
B.
Protocol Address of sender
B.
Protocol Address of sender
Answers
C.
Operation Code
C.
Operation Code
Answers
D.
Protocol Type
D.
Protocol Type
Answers
Suggested answer: A, B, C, D

Which of the following attributes cannot be used as a measure of CoThe parameter of st? ()*

A.
bandwidth
A.
bandwidth
Answers
B.
Sysname
B.
Sysname
Answers
C.
Time delay
C.
Time delay
Answers
D.
Hop count
D.
Hop count
Answers
Suggested answer: B, C
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