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NEW QUESTION 1

All ports on the root bridge exchange machine are designated ends ()

  • A. True
  • B. False

Answer: A

NEW QUESTION 2

As shown in the figure below. Which port of the following switches will be blocked? () (Single-choice question)
H12-811_V1.0 dumps exhibit

  • A. B.SWA's G0/0/3
  • B. C.SWC's G0/0/1
  • C. D.G0/0/3 of SWB

Answer: C

NEW QUESTION 3

FIT AP does not need AC. It can also work independently ()

  • A. True
  • B. False

Answer: B

NEW QUESTION 4

Basic ACL number value range ().

  • A. 2000-2999
  • B. 1000-1999
  • C. 3000-3999
  • D. 4000-4999

Answer: A

NEW QUESTION 5

What kind of packets does the OSPF protocol use to describe its LSDB? ()

  • A. DD
  • B. HELLO
  • C. LSR
  • D. LSU

Answer: A

NEW QUESTION 6

The network shown in the figure below. The router receives a data packet with a destination IP address of 11.1.12.1 from host A. After this data is forwarded by the router, what are the destination MAC and destination IP? )(Single-choice question)
H12-811_V1.0 dumps exhibit

  • A. MAC-B.11.0.12.1
  • B. MAC-D.10.0.12.2
  • C. MAC-D.11.0.12.1

Answer: B

NEW QUESTION 7

By default, what is the RouterDeadInterval of the ospf protocol on the broadcast network? ()

  • A. 20s
  • B. 40s
  • C. 10s
  • D. 30s

Answer: B

NEW QUESTION 8

The router Radius information configuration is shown in the figure. Which of the following statements are correct? #Radius-server template Huawei radius-server shared.key cipher Huawei radius-server authentication 200.1.12.1 1812 radius-server accounting 200.0.12.1 1813#*

  • A. The source IP address of the Radius packet sent by the router is 200.0.12.2
  • B. The P address of the accounting server is 200.0.12.1
  • C. The P address of the authorization server is 200.0.12.1
  • D. The P address of the authentication server is 200.0.12.1

Answer: BCD

NEW QUESTION 9

The network as shown in the figure. Which of the following configurations can realize that Host A cannot access the HTTP service of Host B. Host B cannot access the FTP service of Host A? () (Multiple Choice Questions)
H12-811_V1.0 dumps exhibit

  • A. acl number 3000 Rule5DenyTep Source#Acl number 3001 Rule5 deny top source 100.0.13.0 0.0.0.255 source-port eq ftp destination#Interface GigabitEthernet0/0/1 Traffic-filter inbound acl 3000#Interface GigabitEthernet0/0/2 Traffic-filter inbound acl 3001#
  • B. acl number 3000 Rule5Deny tcp source 100.0.13.0 0.0.0.255 destination 100.0.12.00.0.0.255 Destination eq www#Acl number 3001 Rule5 deny tcp source 100.0.12.0 0.0.0.255 destination 100.0.13.00.0.0.255 Destination eq ftp#Interface GigabitEthernet0/0/1Traffic-filter inbound acl 3000#Interface GigabitEthernet0/0/2 Traffic-filter inbound acl 3001#
  • C. acl number 3000Rule 5 deny tcp source 100.0.12.0 0.0.0.255 source-port eq www destination Rule5 deny tcp source 100.0.13.0 0.0.0.255 source-port eq ftp destination#Interface GigabitEthernet0/0/1 Traffic-filter inbound acl 3000#Interface GigabitEthernet0/0/2 Traffic-filter inbound acl 3001#
  • D. acl number 3000 Rule5Deny tcp source 100.0.13.0 0.0.0.255 destination 100.0.12.00.0.0.255 Destination eq www#Acl number 3001 Rule5 deny tcp source 100.0.12.0 0.0.0.255 destination 100.0.13.00.0.0.255Destination eq ftp#Interface GigabitEthernet0/0/1 Traffic-filter inbound acl 3000#Interface GigabitEthernet0/0/2 Traffic-filter inbound acl 3001

Answer: BD

NEW QUESTION 10

Which of the following statements about IPv6 RA. and RS messages are correct? ()

  • A. RS is used to reply address prefix information
  • B. RS is used to request address prefix information
  • C. R
  • D. Used to request address prefix information
  • E. R
  • F. Used to reply address prefix information

Answer: BD

NEW QUESTION 11

The configuration information of a certain port of the switch is shown in the figure. Which of the following statements is wrong? ()
interface GigabitEthernet0/0/1 port link type trunk port trunk pviD.vlan 200 port trunk allow-pass vlan100#

  • A. If the VLAN TAG carried in the data frame is 100, the switch will strip off the VLAN TAG and send it out
  • B. This port cannot send data frames carrying VLAN TAG200
  • C. The port type is Trunk type
  • D. If the port receives a data frame without VLAN TAG, the switch needs to add VLAN TAG 200

Answer: A

NEW QUESTION 12

What is the role of link aggregation? ()*

  • A. Improve network reliability
  • B. Increase bandwidth
  • C. Facilitate analysis of data
  • D. Achieve load sharing

Answer: ABD

NEW QUESTION 13

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

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

Answer: ABCD

NEW QUESTION 14

As shown in the figure. If host A has the ARp cache table of host B, then host A can ping host B. ()(True or False)
H12-811_V1.0 dumps exhibit

  • A. True
  • B. False

Answer: B

NEW QUESTION 15

How to deal with the data frame sent by the Trunki port? ()

  • A. When the VLAN I
  • B. is the same as the PVID of the port and is a VLAN ID that the port allows to pass through, remove the Tag and send the message
  • C. When the VLAN ID is different from the PVID of the port, the data frame is discarded
  • D. When the VLAN I
  • E. is different from the PVID of the port, replace it with PVI
  • F. Forward
  • G. When the VLAN I
  • H. is different from the PVID of Jingkou, the TAG is stripped and forwarded

Answer: A

NEW QUESTION 16

The Layer 2 networking of WLAN refers to STA. It uses AC as its own gateway. ()

  • A. True
  • B. False

Answer: A

NEW QUESTION 17

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

  • A. Portal authentication
  • B. MA
  • C. Authentication
  • D. Radius certification
  • E. 802.1X authentication

Answer: ABD

NEW QUESTION 18

After the two routers are configured with 0SPF, the administrator configures the command on RTA. The following description is correct ()

  • A. The neighbor relationship between the two routers will be down
  • B. The neighbor relationship between the two routers will not be affected
  • C. RT
  • D. Will no longer send OSPF packets
  • E. RT
  • F. will continue to receive and analyze and process OSPF packets sent by RTB.

Answer: BCD

NEW QUESTION 19

There are hosts in a private network that need to access 1nternet. In order to achieve this requirement, which of the following configurations should be done by the administrator on the edge router of the network? ()*

  • A. Default route
  • B. STP
  • C. DHCP
  • D. NAT

Answer: AD

NEW QUESTION 20
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