Question No. 1

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)

Source destination protocol info

10.0.12.110.0.12.2TCp50190>telnetSYNseq0win8192Len0mss146010.0.12.2 10.0.12.1 TCP telnet:50190 SYN,ACKseg-0 Ack-1 win-8192 Len-0mss=1460

10.0.12.110.0.12.2 TCP50190>telnet(ACK)seq-1Ack=1win=81921en=0

ANone of these three data packets contain application layer data

BThese three data packets represent the three-way handshake process of TCP

CThe telnet client uses port 50190 to establish a connection with the server

DThe IP address of the telnet server is 10.0.12.1. The IP address of the telnet client is 10.0.12.2

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Correct Answer: D

Question No. 2

As shown in the figure below. Host A and Host B cannot communicate. ()(True or False)

ATrue

BFalse

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Correct Answer: B

Question No. 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)

AThe switch will send a message that the destination is unreachable to the source device

BThe switch did not find a matching entry in the mac address table. So the frame will be discarded

CThe switch needs to send a request to discover the device with the mac address of 5489-98ec-f011

DThe switch will be All ports outside flood the frame

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Correct Answer: D

Question No. 4

The mac address of the existing switch is shown in the figure. Which of the following statements is correct ()? (Multiple Choice Questions)

AWhen the switch restarts, the mac address learned by port Eth0/0/2 does not need to be relearned

BThe data frame with the source mac address of 5489-9885-18a8 and the destination mac address of 5489-989d-1d30 learned from the port is forwarded from the Eth0/0/1 port

CThe source mac address learned from the port is 5489-9811-0b49. The data frame with the destination mac address 5489-989d-1d30 is forwarded from the Eth0/0/2 port

DWhen the switch restarts, the mac address learned by port Eth0/0/3 needs to be re-learned

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Correct Answer: B

Question No. 5

The network administrator configures the RTA on the Huawei router as shown in the figure. If a user needs to be authenticated in the authentication domain "huawei", which of the following descriptions is correct? () (Single-choice question)

(RTA) aaa

(RTA-aaa) domain huawei

(RTA-aaa-doaain huavei) authentication -schene au1

(RTA-aaa-dogairhuavel) authenticIcation-schene au2

AWill use 'authentication-scheme aul' authentication

B'Authentication-scheme aul authentication will be used. If 'au1 is deleted.'au2 authentication will be used

C'Authentication-scheme au2 authentication will be used. If 'au2' is deleted, 'aul authentication will be used

DWill use 'authentication-scheme au2' authentication

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Correct Answer: C

Free Huawei H12-811_V1.0 Exam Actual Questions

The questions for H12-811_V1.0 were last updated On May 3, 2024