[2023] New H12-811-ENU exam Free Sample Questions to Practice
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NEW QUESTION 94
In the CAPWAP tunnel establishment phase, after the AC receives the Join Request message sent by the AP, the AC will check the validity of the AP. Which of the following is the authentication method supported by the AC? (Multiple choice)
- A. MAC authentication
- B. SN certification
- C. Password authentication
- D. Not certified
Answer: A,B,C,D
NEW QUESTION 95
The router needs to modify the destination IP address in the data packet when forwarding data packets.
- A. False
- B. True
Answer: A
NEW QUESTION 96
There are multiple route entries to the same destination network in the routing table. These routes are called:
- A. Sub-optimal routing
- B. Equal cost routing
- C. Multi-path routing
- D. Default route
Answer: B
NEW QUESTION 97
Which of the following port states does the RSTP protocol include? (Multiple choice)
- A. Learning
- B. Discarding
- C. Listening
- D. Forwarding
Answer: A,B,D
NEW QUESTION 98
There is no channel overlap in the 14 available frequency bands in the 2.4GHz frequency band.
- A. False
- B. True
Answer: A
NEW QUESTION 99
What is the destination IP address of the DHCP DISCOER message?
- A. 255.255.255.255
- B. 224.0.0.1
- C. 127.0.0.1
- D. 224.0.0.2
Answer: A
NEW QUESTION 100
SNMPv1 defines 5 protocol operations.
- A. False
- B. True
Answer: B
NEW QUESTION 101
Which of the following IEEE802.11 standards only supports 2.4GHz frequency band for communication?
- A. 802.11g
- B. 802.11a
- C. 802.11n
- D. 802.11ax
Answer: A
NEW QUESTION 102
In order to join the wireless network STA needs to obtain wireless network information first. Which of the following messages is used by the STA to actively obtain the SSID information?
- A. Probe
- B. Join
- C. Discovery
- D. Beacon
Answer: A
NEW QUESTION 103
Which of the following IPv6 is a global unicast address?
- A. FF02::1
- B. FEE:FCFF:FEEF:FEC
- C. 2001::12:1
- D. FF::02::2E0:FCFF:FEEF:FEC
Answer: C
NEW QUESTION 104
A DHCP server is deployed in the network, but the administrator found that some hosts did not correctly obtain the address specified by the DHCP server. What are the possible reasons? (Multiple choice)
- A. Some hosts cannot communicate with the DHCP server normally, and the client systems of these hosts automatically generate addresses in the range of 127.254.0.0
- B. The address pool of the DHCP server has all been allocated
- C. Some hosts cannot communicate with the DHCP server normally, and the client systems of these hosts automatically generate addresses in the range of 169.254 0.0
- D. There is another DHCP server in the network that works more efficiently
Answer: B,C,D
NEW QUESTION 105
Which of the following levels is not a common network level in mid-sized campus network architecture?
- A. Access layer
- B. Convergence layer
- C. Core layer
- D. Network layer
Answer: D
NEW QUESTION 106
If the network address of a network is 10.1.1.0/30, what is its broadcast address?
- A. 10.1.1.1
- B. 10.1.1.2
- C. 10.1.1.3
- D. 10.1.1.4
Answer: C
NEW QUESTION 107
What type of IPv6 address FE80: 2E0: FCFF: FE6F: 4F36 belongs to?
- A. Link local address
- B. Anycast address
- C. Global semicast address
- D. Multicast address
Answer: A
NEW QUESTION 108
If the application layer protocol is Te1net, what is the value of the Protoco1 field in the IPv4 header?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 109
In the network shown in the figure, the administrator hopes that all hosts cannot access the web service (the port number is 80), and other services are normally accessed, so in the interface configuration of G0/0/1, traffic-filtar outbound needs to define which ACL rule?
- A. acl number 3003 rule 5 permit ip rule 10 deny udp destination-port eq www #
- B. acl number 3000 rule 5 deny tcp destination-port eq www rule 10 permit ip #
- C. acl number 3001 rule 5 deny udp destination-port eq www rule 10 permit ip #
- D. acl number 3002 rule 5 permit ip rule 10 deny tcp destination-port eq www #
Answer: B
NEW QUESTION 110
After the administrator successfully logs in to the router through Telnet, and finds that the router's interface IP address cannot be allocated, the possible reasons are ()
- A. The administrator uses the telnet terminal software to prohibit the corresponding operation
- B. SNMP parameter is incorrectly configured
- C. The Telnet user authentication mode is incorrectly configured
- D. The Telnet user level is incorrectly configured
Answer: D
NEW QUESTION 111
What is the total length of the IPv6 address in bits?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 112
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