Huawei Huawei Certifications H12-811 Questions & Answers

• Question 631:

  Apply the ACL configured in the figure in Telnet. Only the device with the IP address of 172.16.105.2 is allowed to log in remotely: ()#acl number 2000 rule 5 permit source 172.16.105.20#

  A. True

  B. False

  Correct Answer: A

• Question 632:

  Which of the following IEEE802.11 standards only supports the 2.4GHz frequency band for communication? ()

  A. 802.11g

  B. C. 802.11ax

  C. 802.11n

  Correct Answer: B

• Question 633:

  What is the length of the basic IPv6 header in bytes? ()

  A. 40

  B. 64

  C. 48

  D. 32

  Correct Answer: A

• Question 634:

  Network as shown in the picture. The administrator hopes that all hosts cannot access the Web service (the port number is 80). Other services can be accessed normally. In the interface configuration of G0/0/1, which ACL rule needs to be bound to trattie-frilter outbound?

  

  A. rule 5 permit ip ARule 10 deny top destination-port eq ww#

  B. acl number 3003 Rule 5 permit ip Rule 10 deny udp destination-port eq ww#

  C. acl number 3001 Rule 5 deny udp destination-port eq ww Rule 10 permit ip #

  D. acl number 3000 Rule 5 deny tcp destination-port eq www Rule 10 permit ip #

  Correct Answer: D

• Question 635:

  All the devices in the picture can communicate normally. Is the corresponding relationship between the MAC address table of $WA and the port correct? () (Single-choice question)

  

  A. MAC-AG0/0/2 MAC-BG0/0/2 MAC-CG0/0/3

  B. MAC-AG0/0/1 MAC-BG0/0/2 MAC-CG0/0/1

  C. MAC-A--GO/0/1 MAC-B--G0/0/1 MAC-C--GO/0/3

  D. MAC-A--GO/0/1 MAC-B-G0/0/2 MAC-C-GO/0/3

  Correct Answer: D

• Question 636:

  In the history of WLAN development, which of the following is not included in the main wireless protocol standards in the primary mobile office era? ()

  A. 802.11g

  B. 802.11a

  C. 802.11b

  D. 802.11ac

  Correct Answer: D

• Question 637:

  When a company's network management needs to plan the network, the data packets that allow PC1 to access PC2 go through the G0/0/0 port (G0/0/2 on the picture). The data packet that PC2 accesses to PC1 goes from port G0/0/4 (G0/0/0 in the picture). () (Single- choice question)

  

  A. 10.0.12.5255.255.255.25511.0.12.6 #10.0.12.1255.255.255.25511.0.12.1

  B. 10.0.12.5255.255.255.25511.0.12.210. 0.12.1255.255.255.25511.0.12.5

  C. 0.0.0.00.0.0.00 #11.0.12.6 #11.0.12.1

  D. 0.0.0.0 #0.0.0.0 #11.0.12.2 #11.0.12.5

  Correct Answer: B

• Question 638:

  As shown in the figure, a static NAT command is deployed on router R1. When the PC accesses the Internet, the destination address in the data packet will not change. ()(True or False)

  

  A. True

  B. False

  Correct Answer: B

• Question 639:

  The administrator made the configuration on the router as shown in the figure. At the same time, the administrator wants to assign a shorter lease period to the DHCP address. Which of the following commands should be used? () (Singlechoice question) ip pool pooll netyork10.10.10.0ask255.255.255.0 gateway-list 10.10.10.1

  A. Dhcp select relay

  B. Lease day 0 hour 10

  C. Lease 24

  Correct Answer: C

• Question 640:

  Which of the following types of addresses are not included in IPv6 addresses? ()

  A. Anycast address

  B. Broadcast address

  C. Unicast address

  D. Multicast address

  Correct Answer: D