NEW QUESTION 1

What kind of packets does the OSPF protocol use to send LSAs to neighbors? ()

• A. LSU
• B. LSACK
• C. LSR
• D. LSA

Answer: A

NEW QUESTION 2

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

• A. True
• B. False

Answer: B

NEW QUESTION 3

As shown in the figure, when the switch needs to forward frames with the destination mac address of 5489-98ec-f011, which of the following descriptions is correct? () (Single-choice question)

• A. The switch will send a message that the destination is unreachable to the source device
• B. The switch did not find a matching entry in the mac address tabl
• C. So the frame will be discarded
• D. The switch needs to send a request to discover the device with the mac address of 5489-98ec-f011
• E. The switch will be All ports outside flood the frame

Answer: D

NEW QUESTION 4

The routing table is generated by ()*

• A. Direct connection
• B. Static
• C. Dynamic routing protocol

Answer: ABC

NEW QUESTION 5

Which of the following port states is not included in the RSTP protocol? ()

• A. Learning
• B. Discarding
• C. Forwarding
• D. Blocking

Answer: D

NEW QUESTION 6

In order to realize the network layer function on the VLANIF interface, do you need to configure it on the VLANIF interface? ()

• A. MAC.Address
• B. Subnet mask
• C. IP prefix
• D. IP address

Answer: BD

NEW QUESTION 7

Which of the following information prompts is used by the VRP operating platform for incomplete input commands? ()

• A. False Incomplete commanD.founD.at'position
• B. Error:Too many parameters founD.at'position
• C. Error: Wrong parameter founD.at'position

Answer: B

NEW QUESTION 8

The output information of the link aggregation port of a certain switch is as follows. If you want to delete Eth-Trunk1, which of the following commands is correct? ()

• A. undo interface Eth-trunk 1
• B. inte GigabitEthernet 0./0/2 Undo eth-trunk Quit Undo interface eth-trunk 1
• C. inte GigabitEthernet 0./0/1 Undo eth-trunk Quit inte GigabitEthernet0./0/2 Undo ethtrunk Quit
• D. inte GigabitEthernet 0./0/1 Undo eth-trunk Quit Undo interface eth-trunk 1

Answer: A

NEW QUESTION 9

Which of the following port states does the RSTP protocol include?

• A. Discarding
• B. Forwarding
• C. Listening
• D. Learning

Answer: ABD

NEW QUESTION 10

The network management system can only view the operating status of the device through the SNMP protocol, but cannot issue the configuration ()

• A. True
• B. False

Answer: B

NEW QUESTION 11

As shown in the figure, there are three data packets captured by the administrator on the network. Which of the following statements is incorrect? (Single choice question)

• A. None of these three data packets contain application layer data
• B. These three data packets represent the three-way handshake process of TCP
• C. The telnet client uses port 50190 to establish a connection with the server
• D. The IP address of the telnet server is 10.0.12.1. The IP address of the telnet client is 10.0.12.2

Answer: D

NEW QUESTION 12

When learning this switch needs to forward the frame with the destination MAC. The address is 5489-98ec-f011, the following description is correct ()

• A. The switch will flood the frame on all ports except the port that received the frame
• B. The switch will send a message that the destination is unreachable to the source device
• C. The switch does not find a matching entry in the MA
• D. address table, so the frame will be discarded
• E. The switch needs to discover the MAC by sending a request..Device with address 548998ec-f011

Answer: A

NEW QUESTION 13

As shown in the figure below: The wrong statement is:
()acl number 2000
rule 5 deny source 200.0.12.00.0.0.7
rule 10permit source200.0.12.00.0.0.15
interfaceGigabitEthernetO/0/1
traffic-filteroutbounD.ac12000

• A. The host whose source IP address is 200.0.12.4 cannot access the Internet
• B. The host whose source IP address is 200.0.12.2 cannot access the Internet
• C. The host whose P address is 200.0.12.8 cannot access the Internet
• D. The host whose source IP address is 200.0.12.6 cannot access the Internet

Answer: C

NEW QUESTION 14

The network is shown in the figure below. Switch configuration information is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)

• A. Data frames on the two links do not include VLANTAG
• B. Host A and Host B can be pinged
• C. Host A and Host B cannot be pinged
• D. The PVID of the switch GigabitEthernet0//1 port is 20

Answer: ABD

NEW QUESTION 15

The network shown in the figure. Which of the following configurations can realize that the host A can access the Internet, but the host B can not? (ABCD) (Multiple Choice Questions)

• A. acl number 2000Rule5 deny source100.0.12.0.0.0.0.255Rule 10 permit#Interface GigabitEthernet0/0/3 Traffic-filter outbound acl 2000#
• B. acl number 2000Rule 5 permit source 100.0.13.0.0.0.0.255 Rule10 deny source100.0.12.0.0.0.0.255# Interface GigabitEthernet0/0/3Traffic-filter outbound acl 2000#
• C. acl number 2000Rule 5 permit source 100.0.13.0.0.0.0.255Rule 10 deny#Interface GigabitEthernet0/0/3 Traffic-filter outbound acl 2000#
• D. acl number 2000Rule5 deny source 100.0.12.0.0.0.0.255 Rule 10 permit source 100.0.13.0.0.0.0.255#Interface GigabitEthernet0/0/3 Traffic-filter outbound acl 2000#

Answer: ABCD

NEW QUESTION 16

The network management workstation manages network devices through the SNMP protocol. When an abnormality occurs in the managed device, what kind of SHMP message will the network management workstation receive? ()

• A. trap message
• B. get-response message
• C. set-request message
• D. get-request message

Answer: A

NEW QUESTION 17

The router needs to modify the destination IP address in the data packet when forwarding the data packet. A. True

• A. False

Answer: B

NEW QUESTION 18

DNS is used for domain name resolution

• A. True
• B. False

Answer: A

NEW QUESTION 19

What kind of packets does the OSPF protocol use to discover and maintain neighbor relationships? ()

• A. HELLO
• B. LSU
• C. DD

Answer: B

NEW QUESTION 20

What is wrong about the following description of the router? ()

• A. The router can be used as a gateway device
• B. The router cannot isolate the broadcast domain
• C. The router can realize IP packet forwarding
• D. The router works at the network layer

Answer: B

NEW QUESTION 21
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