Free Access Huawei.H12-831_V1.0-ENU.v2024-02-23.q165 Practice Test (Page 32)

Question 151

During the process of viewing the debug output through the SSH terminal, a lot of information pops up. Which of the following operations can make the Moni tor terminal no longer pop up the debug message? (Multiple choice)

A.Open the notepad, enter undo debugging all, copy the command line, and paste it into the Monitor interface

B.Open the notepad, enter undo terminal debugging, copy the command line, and paste it into the Monitor interface

C.Open the notepad, enter undo terminal monitor, copy the command line, and paste it into the Monitor interface

D.Exit the current Moni tor interface, log in to the device again using SSH to open the new Monitor interface

Question 152

ping -a Xc Ys z -vpn-instance M 10.5.16.2, the meaning of this command is:

A.ShouldpingofICMPThe request packet size isZ(excludingIPandICMPhead)

B.Shouldpingpackage sourceIFPaddress isX

C.Shouldpingpackage belongs toVPNexampleM

D.ShouldpingsendYindivualICMPask

Question 153

Which of the following is wrong about DHCP Snooping?

A.Enable DHCP Snooping globally, without any post parameters, the device only processes DHCPv4 messages by default

B.Enable the DHCP Snooping function in the VLAN view, and the command function of DHCP messages belonging to the VLAN received by all interfaces of the device will take effect

C.DHCP Snooping can prevent illegal attacks by setting trusted ports (all interfaces are untrusted by default)

D.Enable the DHCP Snooping function in the interface view, then all the DHCP message command functions under the interface will take effect

Question 154

BGP routing policies can control the advertisement and reception of routes.

A.True

B.False

Question 155

Deploying port isolation technology in Ethernet can realize Layer 2 intercommunication and Layer 3 isolation, making networking more flexible.

A.correct

B.mistake

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Question 151

Question 152

Question 153

Question 154

Question 155

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