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Huawei H12-811_V1.0 Practice Test - Questions Answers, Page 84

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Question 831

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An ACL is essentially a packet filter. An ACL takes effect only after it is applied to a service module.

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Question 832

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Following a failure of services in the network, an administrator discovered that the configuration in one of the enterprise routers had been changed. What actions can be taken by the administrator to prevent further changes?

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Question 833

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Static NAT can only implement one-to-one mapping between private and public addresses.

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Question 834

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An ACL rule is as follows. Which of the following IP addresses can be matched by the permit rule?

rule 5 permit ip source 10.0.2.0 0.0.254.255

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Question 835

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You can run the user-interface maximum-vty command to configure the maximum number of users who can log in to the device through Telnet simultaneously.

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Question 836

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The users who log on the router through Telnet are not permitted to configure an IP address. What is the possible reason?

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Question 837

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What packet types are included in DHCP?

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Question 838

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Which of the following IEEE 802.11 standards supports the 2.4 GHz frequency band only?

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Question 839

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The country code configuration affects the actual transmission frequency and maximum transmission power.

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Question 840

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Which of the following WLAN security policies support open link authentication?

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In the network shown in the figure below, the router receives a data packet with a destination IP address of 11.0.12.1 from host A. This data packet is forwarded by the router. What are the destination mc and destination IP? () (Single-choice question)
The MAC address table of existing switches is shown in the figure. Which of the following statements are correct? () (Single-choice question) <Huawei>display mac address MAC address table of slot 0: MAC Address VLAN/PEVLAN CEVLAN Port Type LSP/LSR-ID VSI/SI MAC-Tunnel 5489 9811 0b49 1 Eth0/0/3 static 0/ Total matching items on slot 0 displayed =1 MAC address table of slot 0: MAC Address VLAN/ PEVLAN CEVLAN Port Type LSP/LSR-ID VSI/SI MAC-Tunnel 5489-989d-1d30 1 Eth0/0/1 dynamic 0/- 5489-9885-18a8 1 Eth0/0/2 dynamic 0/- Total matching items on slot 0 displayed =2
The MAC address table of existing switches is shown in the figure. Which of the following statements are correct? () (Single-choice question)
Which of the following statements is true about the edge port in RSTP?
Does the WEP security policy support the use of TKIP for data encryption?
The network structure and OSPF partition are shown in the figure. Except for RTA in the figure, the routers RTB, RTC and RTD are all ABR routers. ()(True or False)
Which of the following statements are true about the dynamic MAC address table?
The two switches shown in the figure below have both enabled the STP protocol. Which port will eventually be in the Blocking state? ()
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? () (Single-choice question) ip pool pooll netyork10.10.10.0ask255.255.255.0 gateway-list 10.10.10.1
If host A has the ARP cache of host B. , host A. can ping host B. ()