All About Breathing H12-811_V1.0 Training

NEW QUESTION 1

In the campus network, the reliability of the network can be improved by using link aggregation and stacking technology. ()

• A. True
• B. False

Answer: A

NEW QUESTION 2

ifoneLength/Type = 0X8100 taught by the Ethernet data, which of the following is correct? ()

• A. There must be a UDP header in the upper layer of this data frame
• B. The upper layer of this data frame must existIP header
• C. There must be a TCP header in the upper layer of this data frame

Answer: C

NEW QUESTION 3

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)

• A. True
• B. False

Answer: B

NEW QUESTION 4

An ACL rule is as follows: Which of the following IP addresses can be matched by permit rules? () rule5per mit ip source10.0.2.00.0.254.255

• A. 10.0.6.7
• B. 10.0.4.5
• C. 10.0.5.6
• D. 10.0.2.I

Answer: C

NEW QUESTION 5

In order to realize the network layer function on the VLANIIF interface, need to be configured on the VLANIF interface? ()*

• A. Subnet mask
• B. MAC.Address
• C. IP prefix
• D. IP address

Answer: AD

NEW QUESTION 6

Which of the following attributes cannot be used as a measure of CoThe parameter of st? ()*

• A. bandwidth
• B. Sysname
• C. Time delay
• D. Hop count

Answer: BC

NEW QUESTION 7

Which of the following features does the default VLAN in the Layer 2 Ethernet switch have? ()*

• A. The default VLAN cannot be deleted manually
• B. By default, all ports of the switch are member ports of the default VLAN
• C. A default VLAN must be created before it can be assigned a port
• D. The P address configured on the switch will only be applied to the member ports of the default VLAN

Answer: AB

NEW QUESTION 8

Which of the following statements about IPv6 anycast addresses are correct? ()*

• A. Anycast address and unicast address use the same address space
• B. Provide additional functions for the service
• C. The packet whose destination address is the anycast address will be sent to the nearest network interface in the sense of routing
• D. Realize service load sharing

Answer: ABC

NEW QUESTION 9

On an interface that uses PPP as the data link layer protocol, can you configure a static route by specifying the next hop address or outbound interface? ()

• A. True
• B. False

Answer: A

NEW QUESTION 10

The network shown in the figure below. From a security perspective, router A refuses to receive OSPF packets and ICMP packets received from interface G0/0/1. Which of the following commands can achieve this requirement? () (Multiple Choice Questions)

• A. acl number 3000 Rule 5 deny 89 Rule 10 deny icmp#Interface GigabitEthernet0/0/1Traffic-filter inbound acl 3000#
• B. acl number 3000 Rule 5 deny 89Rule 10 deny 1#Interface GigabitEtherneto/0/1Traffic-filter inbound acl 3000#
• C. acl number 2000 Rule 5 deny 89Rule 10 deny 1#Interface GigabitEthernet0/0/1Traffic-filtet inbound acl 2000#
• D. acl number 3000 Rule 5 deny ospf Rule 10 deny icmp#Interface GigabitEthernet0/0/1Traffic-filtet inbound acl 3000#

Answer: ABD

NEW QUESTION 11

Which of the following commands can be used to view the CPU usage of the router? ()

• A. display cpu-state
• B. display interface
• C. display memory
• D. display cpu-usage

Answer: D

NEW QUESTION 12

By default, the bridge priority of Huawei switches is 32768.

• A. True
• B. False

Answer: A

NEW QUESTION 13

The link aggregation interface can only be used as a Layer 2 interface (C)

• A. True
• B. False

Answer: A

NEW QUESTION 14

Regarding the corresponding relationship between the access control list number and type, the following description is correct ()

• A. The number range of the second-level access control list is 4000-4999
• B. The number range of the interface-based access control list is1000-2000
• C. Advanced access control list number range is 3000-4000

Answer: B

NEW QUESTION 15

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)

• A. The switch will send a message that the destination is unreachable to the source device
• B. The switch did not find a matching entry in the mac address tabl
• C. So the frame will be discarded
• D. The switch needs to send a request to discover the device with the mac address of 5489-98ec-f011
• E. The switch will be All ports outside flood the frame

Answer: D

NEW QUESTION 16

The Huawei tracert diagnostic attack is used to track the forwarding path of data ()

• A. True
• B. False

Answer: A

NEW QUESTION 17

As shown in the figure, two hosts realize communication between TAs through single-arm routing. When the G0/0/1.2 sub-interface of RTA. receives the data frame sent by host B. to host A., RTA. will execute which of the following Operation? ()

• A. RT
• B. First delete VLAN tag 20, then add VLAN tag 10, and then send it out via G0/0/1.1 interface
• C. RT
• D. Forward the data frame directly through the G0/0/1.1 sub-interface
• E. RT
• F. The data frame will be discarded
• G. RT
• H. After deleting VLAN tag 20, it will be sent out by G0/0/1.1 interface

Answer: A

NEW QUESTION 18

After FIT AP obtains AC.'s IP address, what is the first operation to perform? ()

• A. Download the configuration file
• B. Establish a CAPWAP tunnel
• C. Request configuration file

Answer: C

NEW QUESTION 19

NAPT allows multiple private IP addresses to be mapped to the same public P address through different port numbers. The following description of the port number in NAPT is correct ().

• A. The correspondence between port numbers and private addresses must be manually configured
• B. No need to do any configuration about port number
• C. Only need to configure the range of port numbers
• D. Need to use ACL to assign port numbers

Answer: B

NEW QUESTION 20

The routing table is generated by*

• A. Direct connection
• B. Static
• C. OSPF
• D. ISIS

Answer: ABCD

NEW QUESTION 21
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