[Jan 18, 2022] Genuine H12-211-ENU Exam Dumps New 2022 Huawei Pratice Exam
New 2022 Realistic H12-211-ENU Dumps Test Engine Exam Questions in here
NEW QUESTION 24
As shown in the figure below, all hosts can communicate normally. Which of the following statements are correct? (Multiple Choice)
- A. SWA's G0/0/3 learned 3 MAC addresses
- B. SWA's G0/0/3 learns 2 MAC addresses
- C. SWB's G0/0/3 learned 2 MAC addresses
- D. SWA's G0/0/3 learned 1 MAC address
Answer: C,D
NEW QUESTION 25
In the PPP protocol, which of the following algorithms is used by CHAP?
- A. DES.
- B. MD5.
- C. AES.
- D. None.
Answer: B
NEW QUESTION 26
As shown in the figure, the two hosts implement inter-machine communication through a single-route. When the available G0/0/1.2 sub-interface receives the data frame sent by Host B to Host A, which of the following operations does the RTA perform?
- A. RTA will discard the data frame
- B. RTA forwards the data frame directly through the G0/0/1.1 subinterface.
- C. The RTA first deletes the VLAN tag 20, then adds the VLAN tag 10, and then sends it out through the G0/0/1.1 interface.
- D. After the RTA deletes the VLAN tag 20, it is sent out by the G0/0/1.1 interface.
Answer: C
NEW QUESTION 27
A router runs OSPF and does not specify a router ID. The P address of all interfaces is as follows. What is the router ID of the router OSPF protocol?
- A. 10.0.21.1
- B. 10.0.1.2
- C. 10.0.1.1
- D. 10.0.12.1
Answer: B
NEW QUESTION 28
The OSPFv3 interface information of a router is as follows. Which of the following statements are correct? (Multiple Choice)
- A. The interface area number is 1
- B. The interface does not establish an adjacency relationship.
- C. The network type of this interface is P2P.
- D. The Router-ID of this interface is 10.0.0.6.
Answer: A,C,D
NEW QUESTION 29
Which of the following OSPF protocol packets can ensure the reliability of the LSA update?
- A. LSACK
- B. DD
- C. LSR
- D. LSU
Answer: A
NEW QUESTION 30
Which of the following IPv6 addresses are link-wide multicast addresses? (Multiple Choice)
- A. FF02::2
- B. FF12::1
- C. FF12::2
- D. FF02::1
Answer: A,B,C,D
NEW QUESTION 31
The administrator cannot use telnet to manage the AR2200. The administrator is able to verify connectivity to the router and has been informed that other administrators have no difficulties using telnet. Which statements describe the possible reasons for this problem? (Multiple Choice)
- A. The telnet service in the AR2200 router has been disabled.
- B. The user has been deleted.
- C. The user's priviledge level has been changed to 0.
- D. The user's status has been blocked.
Answer: B,D
NEW QUESTION 32
The output information of a port of the switch is as follows. What is wrong with the following statement?
- A. If the data frame carries a VLAN TAG of 100, the switch strips the VLAN TAG and sends out.
- B. If the data frame carries a VLAN TAG of 200, the switch strips the VLAN TAG and sends out
- C. The link type of the port is Hybrid type.
- D. If the port receives a data frame without VLAN TAG, the switch needs to add VLAN TAG100.
Answer: B
NEW QUESTION 33
The configuration information of an interface of a router is as follows. Which port can receive the data packets of this VLAN?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 34
If the IP address requested by the DHCP client is already occupied, which packet will the DHCP server use as the response?
- A. DHCP DISCOVER
- B. DHCP NAK
- C. DHCP RELEASE
- D. DHCP ACK
Answer: B
NEW QUESTION 35
In the RSTP protocol, the P/A mechanism requires that the link between two switching devices be in point-to-point full-duplex mode.
- A. True
- B. False
Answer: A
NEW QUESTION 36
In Layer 2 mode, the transmission rate of an Eth-Trunk interface is determined by which of the following? (Multiple Choice)
- A. Number of interfaces.
- B. Maximum number of Up member links.
- C. Minimum number of Up member links.
- D. Number of Up member interfaces
Answer: B,D
NEW QUESTION 37
In the OSPF protocol, which of the following description of the DR is correct? (Multiple Choice)
- A. If the priority values of the two routers are equal, select the router with the large router ID as the DR.
- B. If the priority values of the two routers are different, select the router with the smaller priority value as the DR.
- C. The adjacency relationship must also be established between the DR and the BDR.
- D. By default, all routers in this broadcast network will participate in DR elections.
Answer: A,C,D
NEW QUESTION 38
The simplest form of IPv6 address 3001:0DB8:0000:0000:0346:ABCD:42BC:8D58 is?
- A. 3001:DB8::0346:ABCD:42BC:8D58
- B. 3001:0DB8::0000:0346:ABCD:42BC:8D58
- C. 3001:0DB8::0346:ABCD:42BC:8D58
- D. 3001:DB8::346:ABCD:42BC:8D58
Answer: D
NEW QUESTION 39
Which of the following descriptions are correct if an AR2200 router needs to be restored to its initial configuration? (Multiple Choice)
- A. Reset the saved configuration
- B. Re-specify the configuration file to be loaded next time
- C. Clear current configuration
- D. Restart the AR2200 router
Answer: A,D
NEW QUESTION 40
An AR2200 router is required to be reconfigured from scratch. Which steps are needed to achieve this? (Multiple Choice)
- A. Reboot the AR2200.
- B. Assign the configuration file to be used at next startup.
- C. Reset the saved configuration.
- D. Clear the current configuration.
Answer: A,C
NEW QUESTION 41
A router OSPFv3 adjacency relationship is as follows. The router is an ABR.
- A. True
- B. False
Answer: A
NEW QUESTION 42
The router output information is as follows. What is the IPv6 address obtained by this interface?
- A. 3000::2/64
- B. 3000::3000/64
- C. 2000::1/64
- D. 3000::1/64
Answer: A
NEW QUESTION 43
Which of the following statements about gratuitous ARP packets are true? (Multiple Choice)
- A. A system can determine whether conflicting IP addresses are used by sending a gratuitous ARP packet.
- B. A gratuitous ARP packet can help to update an IP address
- C. A gratuitous ARP packet uses the same format as an ARP request packet.
- D. A gratuitous ARP packet uses the same format as an ARP reply packet.
Answer: A,C
NEW QUESTION 44
Which of the following are the features of the default VLAN setting in a switch configuration? (Multiple Choice)
- A. By default, all ports on switches are member ports of a default VLAN.
- B. The default VLAN cannot be deleted manually.
- C. A default VLAN must be created before a port is allocated to a VLAN.
- D. The IP address configured for a switch is applied only to a member port in the default VLAN.
Answer: A,B
NEW QUESTION 45
As shown in the figure, if the administrator wants to improve the performance of this network, which of the following is the most appropriate?
- A. Use the Hub to connect each host and change the working mode of each host to full duplex.
- B. Use a switch to connect each host and change the working mode of each host to half duplex.
- C. Use the Hub to connect each host and change the working mode of each host to half duplex.
- D. Use a switch to connect each host and change the working mode of each host to full duplex.
Answer: D
NEW QUESTION 46
In the RSTP standard, a port is able to connect to a terminal directly and enter the forwarding state without delay.
Which of the following ports represents such a port?
- A. Backup port.
- B. Edge port.
- C. Fast port.
- D. Root port.
Answer: B
NEW QUESTION 47
A client failed to transfer a file to the FTP server, but found the IP connectivity was without
problem. The client assumed that the problem was with the port configuration. The blocking of
which ports would likely cause this problem? (Multiple Choice)
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C,D
NEW QUESTION 48
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