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H12-811_V1.0 HCIA-Datacom V1.0 Exam Questions and Answers

Questions 4

The NAT configuration is as follows, which IP can be converted when accessing the public network (RTA) acl2000 (RTA-acl-basic-2000) rule5 permit source 192.168.1.00.0.0.255 RTA-acl-basic-2000) rule 10 deny source 192.168. 1.30

(RTA-acl-basic-2000) quit RTA) interface serial1/0/0 (RTA-Serial1/0/0) nat outbounD.2000*

Options:

A.

192.168.1.1

B.

192.168.2.1

C.

192.168.1.2

D.

192.168.1.3

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Questions 5

On the switch, which VLANs can be deleted by using the undo command? ()*

Options:

A.

vlan 4094

B.

vlan 2

C.

vlan 1

D.

vlan 1024

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Questions 6

What is the total length of the port ID in STP?

Options:

A.

8 bits

B.

4 bits

C.

16 bits

D.

2 bits

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Questions 7

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)

Options:

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

0

D.

0.0.0.0

#0.0.0.0

0

#11.0.12.2

#11.0.12.5

0

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Questions 8

Which of the following methods is not used for logging in to the VRP system?

Options:

A.

Telnet

B.

Netstream

C.

Web

D.

SSH

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Questions 9

As shown in the broadcast network. 0SPF runs on four routers. And in the same area. Same network segment. OSPF will automatically elect one DR and multiple BDRs to achieve a better backup effect. ()(True or False)

Options:

A.

True

B.

False

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Questions 10

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

Options:

A.

True

B.

False

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Questions 11

In the MAC address table of the switch, which of the following entries will not age?

Options:

A.

Static MAC address table entry

B.

B. Port MAC address table entry

C.

C. Dynamic MAC address table entry

D.

D. Device MAC address table entry

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Questions 12

Network equipment running the SNMP protocol can take the initiative to report alarm information so that network administrators can find faults in time. ()

Options:

A.

True

B.

False

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Questions 13

The protocol uses the P/A. mechanism to speed up the upstream port's transition to the Forwarding state, but what is the reason for no temporary loop? ()

Options:

A.

Ensure that there will be no temporary loops through the synchronization mechanism

B.

B. Speed ​​up port role election

C.

C. Reduced the time of ForwarD.Delay

D.

D. Edge port

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Questions 14

As shown in the figure below. Which network device can host A and host B use to achieve communication? () (Single-choice question)

Options:

A.

HUB

B.

Hub

C.

Layer 2 switch

D.

router

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Questions 15

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

Options:

A.

B. Dhcp select relay

B.

C. Lease day 0 hour 10

C.

D. Lease 24

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Questions 16

The following figure shows the routing table of a router. When the router receives a destinationIWhen the P address is a data packet of 9.1.1.1,The router will forward according to the route of 9.1.0.0/16 because the mask length of this route is longer. ()(True or False)

Options:

A.

B. False

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Questions 17

The following rules exist in an ACL of a router. Rule deny top source192.168, 1.00.0.0.255 destination 172.16.10.1 0.0.0.0 destination-port eq 21 is the correct statement? ()

Options:

A.

sourceIP is 192.168.1.1, destination P is 172.16.10.1, and all TCP packets with destination port number 21 match this rule

B.

The source IP is 192.168.1.1, the destination IP is 172.16.10.2, and all 1CP packets whose destination port number is 21 match this rule

C.

Rule sourceIP is 192.168.1.1, the destination IP is 72.16.10.3, and all TCP packets with the destination port number of 21 match this rule

D.

D. The type of ACL is basic ACL

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Questions 18

FIT AP can work independently without relying on AC. ()

Options:

A.

True

B.

False

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Questions 19

As shown in the figure, the G0/0/0 and G0/0/1 interfaces of RTA are connected to two different network segments. RTA is the gateway of these two networks. Before host A sends data to host C, will it send an ARP Request to obtain O's MAC address? () (Single-choice question)

Options:

A.

SW

B.

Host C

C.

G0/0/1 interface of RTA

D.

G0/0/0 interface of RTA

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Questions 20

In the broadcast network as shown in the figure, 0SPF runs on four routers. And in the same area. The same network segment. SPF will automatically elect one DR and multiple BDRs to achieve a better backup effect. ()(True or False)

Options:

A.

True

B.

False

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Questions 21

The origin of SDN is the separation of transfer and control. The separation of transfer and control is a way to realize SDN, not the essence. ()

Options:

A.

True

B.

False

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Questions 22

What is wrong about the description of the information as shown in the figure? () (Single-choice question)

(RI) display interface g0/0/0

GlgabltEtherneto/0/0 current state :Adainistratively DOWN Line protocol current state :DOWN

Options:

A.

B.The GigbitEthernet0/0/0 interface is not configured with an IP address

B.

C.The GigbitEthernet0/0/0 interface was manually closed by the administrator

C.

D.GigbitEthernet (0/0/0 interface does not enable dynamic routing protocol

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Questions 23

Which of the following statements about the election of DR and BDR are correct? ()*

Options:

A.

BDR must exist in broadcast networks

B.

If the priority is the same, compare the Router ID, the larger the value, the more preferred to be elected as the DR

C.

DR must exist in broadcast networks

D.

If the priority of an interface is, the interface will not participate in the election of DR or BDR

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Questions 24

What are the advantages of using DHCP to allocate IP addresses?

Options:

A.

DHCP can prevent IP address conflicts.

B.

DHCP provides heavy workload and is difficult to manage.

C.

IP addresses can be reused.

D.

If the configuration information changes, for example, the DNS server address changes, the administrator only needs to modify the configuration information on the DHCP server, facilitating unified management.

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Questions 25

Network devices running SNMP can proactively report traps to help network administrators detect faults in a timely manner.

Options:

A.

TRUE

B.

FALSE

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Questions 26

The router uses the sub-interface as the gateway of the host, and the P address of the gateway is 10.0.12.2. Which of the following commands can achieve this requirement? ()

Options:

A.

Interface GigabitEthernet0/0/0.20 Dotlq termination viD.10 ip address10.0.12.2n255.255.255.0 Arp broadcast enable#

B.

Interface GigabitEthernet0/0/0.10 Dotlq termination viD.10 ip address10.0.12.2n255.255.255.0 Arp broadcast enable#

C.

Interface GigabitEthernet0/0/0.10 Dotlq termination viD.20 ip address10.0.12.2n255.255.255.0 Arp broadcast enable#

D.

Interface GigabitEthernet0/0/0.20 Dotlq termination viD.20 ip address10.0.12.2\n255.255.255.0 Arp broadcast enable#

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Questions 27

The classic network forwarding method is based on router routing table forwarding. The forwarding method of OpenFlow switches is based on flow table forwarding. Which of these two forwarding methods are correct? ()*

Options:

A.

The routing table is of fixed length. A device can only have one public routing table

B.

The flow table is getting longer. A network device can only have one flow table

C.

The matching method of the flow table is to match the MA of the flow at the same timeC.Address andIP address

D.

The matching method of the address table is to match the route of the destination network segment with the longest mask

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Questions 28

The transmission rate of the Eth-Truk port in manual link aggregation mode is related to ().*

Options:

A.

Number of member ports

B.

Bandwidth of member port

C.

Whether an IP address is configured on the member port

D.

Is the member port on the public or private network

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Questions 29

Which NAT can convert multiple private network addresses into one public network address to access the public network at the same time

Options:

A.

Static NAT

B.

Dynamic NAT

C.

NAPT

D.

Easy IP

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Questions 30

The router needs to modify the destination IP address in the data packet when forwarding the data packet. ()

Options:

A.

True

B.

False

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Questions 31

The main function of the DNS protocol is ()

Options:

A.

file transfer

B.

C. Remote access

C.

D. Mail transfer

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Questions 32

Which of the following is a link-state routing protocol?

Options:

A.

FTP

B.

OSPF

C.

Direct

D.

Static

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Questions 33

A network engineer prompts the following message when entering the command line: Error: UnrecognizeD.commanD.founD.at '^' position. Which of the prompt information is correct? ()

Options:

A.

The input command is incomplete

B.

Wrong parameter type

C.

Keyword not found

D.

The input command is ambiguous

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Questions 34

Which of the following statements about Prefix Segment is wrong? ()

Options:

A.

Prefix Segment spreads to other network elements through the IGP protocol, which is globally visible and effective

B.

B. Prefix Segment needs to be configured manually

C.

Prefix Segment is used to identify a destination address prefix in the network (Prefix)

D.

Prefix Segment can be automatically allocated by IGP

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Questions 35

What is the main function of the dynamic routing protocol? ()

Options:

A.

B. Generate IP address

B.

Dynamically generate routing entries

C.

D. Control router interface status

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Questions 36

The following two configuration commands can realize the master and backup backup of the router RIA to the same destination 10.1.1.0.

Options:

A.

True

B.

False

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Questions 37

What kind of packets does the OSPF protocol use to describe its LSDB? ()

Options:

A.

DD

B.

B. HELLO

C.

LSR

D.

D. LSU

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Questions 38

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

Options:

A.

True

B.

False

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Questions 39

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

Options:

A.

B. 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.

D. There must be a TCP header in the upper layer of this data frame

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Questions 40

The mac address of the existing switch is shown in the figure. Which of the following statements is correct ()? (Multiple Choice Questions)

Options:

A.

When the switch restarts, the mac address learned by port Eth0/0/2 does not need to be relearned

B.

The data frame with the source mac address of 5489-9885-18a8 and the destination mac address of 5489-989d-1d30 learned from the port is forwarded from the Eth0/0/1 port

C.

The source mac address learned from the port is 5489-9811-0b49. The data frame with the destination mac address 5489-989d-1d30 is forwarded from the Eth0/0/2 port

D.

When the switch restarts, the mac address learned by port Eth0/0/3 needs to be re-learned

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Questions 41

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. After this data is forwarded by the router, what are the destination MAC and destination IP? )(Single-choice question)

Options:

A.

MAC-B.11.0.12.1

B.

C. MAC-D.10.0.12.2

C.

D. MAC-D.11.0.12.1

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Questions 42

Among the configuration BPDUs sent by the switch, which bridge D. is unlikely to appear? ()

Options:

A.

819200-01-02-03-04-CC

B.

409600-01-02-03-04-CC

C.

000-01-02-03-04-CC

D.

204800-01-02-03-04-CC

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Questions 43

As shown in the figure. All four switches are running $TP. Various parameters are set to default values. If the GO/0/2 port of switch C is blocked and cannot send configuration BPDUs through this port, how long will it take for the blocked port in the network to enter the forwarding state? () (Single-choice question)

Options:

A.

About 50 seconds

B.

C. About 15 seconds

C.

D. About 3 seconds

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Questions 44

In the figure below, all switches have enabled the STP protocol, assuming that the path cost value of all ports is 200. What is the root path cost value contained in the configuration BPDU message received by the G0/0/4 port of $WD? () (Single-choice question)

Options:

A.

600

B.

200

C.

0

D.

400

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Questions 45

The two switches shown in the figure below have both enabled the STP protocol. Which port will eventually be in the Blocking state? ()

Options:

A.

SWA's G0/0/3 port

B.

SWA's G0/0/2 port

C.

G0/0/2 port of SWB

D.

G0/0/3 port of SWB

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Questions 46

Which of the following 0SPF protocol packets can ensure the reliability of LSA update? ()

Options:

A.

LSACK

B.

C. LSR

C.

D. DD

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Questions 47

The network shown in the figure below. The administrator wants RTA to use a static router. Priority is given to sending data packets to RTB's LoopbackO interface through G0/0/1 port. At the same time, G0/0/2 is used as a backup. Then any configuration on RTA can be Realize this requirement? () (Single-choice question)

Options:

A.

ip route-static10.0.2.2255.255.255.25510.0.12.2

Ip route-static10.0.2.2255.255.255.25510.0.21.2 preference 40

B.

ip route-static10.0.2.2255.255.255.25510.0.12.2

Ip route-static10.0.2.2255.255.255.25510.0.21.2

C.

ip route-static10.0.2.2255.255.255.25510.0.12.2 preference 70

Ip route.-static10.0.2.2255.255.255.25510.0.21.2

D.

ip route-static10.0.2.2255.255.255.25510.0.12.2

Ip route-static10.0.2.2255.255.255.25510.0.21.2 preference 70

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Questions 48

As shown in the figure below, all hosts can communicate normally. Is the correspondence between the MAC address and the port in the MAC address table of SWB correct? () (Single-choice question)

Options:

A.

MAC-A GO/0/1

MAC-B GO/0/2

MAC-C GO/0/3

B.

MAC-A GO/0/2

MAC-B G0/0/2

MAC-C GO/0/3

C.

MAC-A GO/0/3

MAC-B GO/0/3

MAC-C GO/0/1

D.

MAC-A GO/0/1

MAC-B GO/0/1

MAC-C GO/0/3

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Questions 49

UDP cannot guarantee the reliability of data transmission, and does not provide the functions of message sequencing and flow control. It is suitable for flows with low transmission reliability requirements but high transmission speed and delay requirements. ()

Options:

A.

True

B.

False

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Questions 50

As shown in the figure below. All hosts can communicate normally. Is the corresponding relationship between SWA MAC address and port correct? () (Single-choice question)

Options:

A.

MAC-A GO/0/1

MAC-B G0/0/2

MAC-C G0/0/1

B.

MAC-A G0/0/2

MAC-B GO/0/2

MAC-C GO/0/3

C.

MAC-A GO/0/1

MAC-B GO/0/1

MAC-C GO/0/3

D.

MAC-A GO/0/1

MAC-B GO/0/2

MAC-C GO/0/3

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Questions 51

Which of the following IEEE802.11 standards does not support communication in the 5GHz frequency band? ()

Options:

A.

802.11g

B.

C. 802.11n

C.

D. 802.11aC.wave 1

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Questions 52

What is the corresponding Solicited.-node multicast address for IPv6 iAilt2019::8:AB.? ()

Options:

A.

FF02:1:FF20:19

B.

FF02:1:FE08:AB

C.

FF02:FF08:AB

D.

FF02:1:FF08:AB

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Questions 53

As shown in the figure, host A and host B want to implement inter-VLAN communication through single-arm routing. What configuration should be done under the G0/0/1.1 interface of RTA?()(Single-choice question)

Options:

A.

dotlq termination vid 10

B.

C. dotlq termination vid 20

C.

D. dotlq termination vid 30

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Questions 54

By default, the bridge priority of Huawei switches is 32768 ()

Options:

A.

True

B.

False

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Questions 55

Use the ACL shown in the figure on the router RTA to match routing entries. Then which of the following entries will be matched?

(RTA) acl 2002

(RTA-acl-basic-2002) rule deny source 172.16.1.1 0.0.0.0

(RTA-acl-basic-2002) rule deny source 172.16.0.0 0.255.0.0

Options:

A.

172.18.0.0/16

B.

B. 172.16.1.0/24

C.

192.17.0.0/24

D.

D. 172.16.1.1/24

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Questions 56

The following description of static and dynamic routing is wrong ().

Options:

A.

Dynamic routing protocols take up more system resources than static routing protocols.

B.

After the link fails, the static route can automatically complete the network convergence.

C.

After the administrator deploys the dynamic routing protocol in the corporate network, later maintenance and expansion can be more convenient

D.

Static routing is easy to configure and easy to manage when applied in the enterprise

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Questions 57

The topology shown in the figure and the configuration on the interconnection ports of the switch. Can it be judged that the data frame tagged as VLAN10 can be forwarded normally between the two switches? ()(True or False)

(LSW1) interface GigabitEthernet 0/0/1

(LSW1-GigabitEthernet0/0/1) port link-type trunk

(LSW1-GigabitEthernet0/0/1) port trunk pvid vlan 20

(LSW1-GigabitEthernet0/0/1) port trunk allow-passvlan 10

#

(LSW2) interface GigabitEthernet 0/0/1

(LSW2-GigabitEthernet0/0/1) port link-type trunk

(LSW2-GigabitEthernet0/0/1 port trunk pvid vlan 10

(LSW2-GigabitEthernet0/0/1) port trunk allow-passvlan 10

Options:

A.

True

B.

B. False

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Questions 58

What kind of message does the 0SPF protocol use to request the locally missing LSA? ()

Options:

A.

LSACK

B.

LSU

C.

HELL0

D.

LSR

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Questions 59

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)

Options:

A.

True

B.

False

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Questions 60

Which of the following commands can change the device name to huawei? ()

Options:

A.

Sysname Huawei

B.

C. Rename Huawei

C.

D. Do name Huawei

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Questions 61

Which field of the Pv6 packet header can be used for Q0s? ()

Options:

A.

B. Next Header

B.

TraffiC Class

C.

D. PayloaD Length

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Questions 62

A DHCP server is deployed on the network, but the administrator finds that some hosts have not correctly obtained the addresses specified by the DHCP server. What are the possible reasons? (Multiple Choice Questions)

Options:

A.

The address pool of the DHCP server has all been allocated

B.

Some hosts cannot communicate with the DHCP server normally, and the client systems of these hosts automatically generate addresses in the range of 169.2540.0

C.

There is another DHCP server that works more efficiently in the network

D.

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

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Questions 63

Which of the following IPv4 addresses can be used by a host to directly access the Internet? ()

Options:

A.

192.168.1.1/24

B.

172.32.1.1/24

C.

172.16.255.254/24

D.

10.255.255.254/24

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Questions 64

When deploying ACL on Huawei equipment, which of the following descriptions is correct is ()

Options:

A.

When calling ACL under the interface, it can only be applied to the outbound direction

B.

ACL can match the TCP/UDP port number of the packet, and can specify the range of port numbers

C.

ACL cannot be used to filter OSPF traffic, because COSPF traffic does not use UDP protocol encapsulation

D.

The same ACL can be called under multiple interfaces

E.

E. When ACL defines rules, it can only proceed in the order of 10, 20, 30

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Questions 65

For switches running the SIP protocol, the port needs to wait for the forwarding delay in the Learning state before it can be converted to the Forwarding state. ()

Options:

A.

True

B.

False

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Questions 66

Which field of the ipv6 packet header can be used for QoS? ()

Options:

A.

TraffiC.Class

B.

B. PayloaD.Length

C.

Version

D.

D. Next Header

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Questions 67

VLAN4095 cannot be created on Huawei switches, and VLAN1 cannot be created ()

Options:

A.

True

B.

False

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Questions 68

The transport layer protocol has UDP and TCP, but UDP is more reliable than TCP

Options:

A.

True

B.

False

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Questions 69

The following description about the specified port of the spanning tree is correct ()

Options:

A.

The designated port can forward configuration BPDU packets to the network segment connected to it

B.

C. The port on the root switch must be a designated port

C.

D. The port on the root switch must not be a designated port

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Questions 70

Switch stacking supports more than two devices, and multiple switches can be grouped into a logical device through stacking. ()

Options:

A.

True

B.

False

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Questions 71

How many more bytes are the packets using MPLS label double-layer nesting technology than the original IP packets ()

Options:

A.

8

B.

4

C.

D. 16

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Questions 72

Which of the following IEEE802.11 standards does not support the 5GHz frequency band for communication? ()

Options:

A.

802.11g

B.

B. 802.11aC.wave 2

C.

C. 802.11aC.wave 1

D.

D. 802.11n

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Questions 73

When the switch port receives a data frame that does not carry VLAN TAG, it must add PVID. ()

Options:

A.

True

B.

False

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Questions 74

Which information of the data frame is used by the interface to determine whether to forward Layer 2 or Layer 3 forwarding? ()

Options:

A.

Source IP

B.

Source MAC

C.

Destination port

D.

Destination MAC

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Questions 75

Which of the following statements about MPLS Labe1 labels is wrong? ()

Options:

A.

The label is encapsulated between the network layer and the transport layer

B.

The label is carried by the header of the message and does not contain the topologyinformation.

C.

The label is used to uniquely identify the forwarding equivalence class FEC to which a packet belongs

D.

The tag is a short identifier with a fixed length. It only has a local meaning

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Questions 76

When planning a campus network, which of the following methods can be used to divide service VLANs? ()

Options:

A.

VLAN by business

B.

C. Divide VLAN by logical area

C.

D. Divide VLAN into J by geographical area

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Questions 77

What are the characteristics of VLAN based on ports? ()

Options:

A.

Add an AVLAN tag to the data frame according to the IP address carried in the message

B.

B. Assign VLAN ID according to the protocol type and encapsulation format of the data frame

C.

C. No need to reconfigure VLAN when the host moves

D.

When the host moves, the VLAN needs to be reconfigured

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Questions 78

UDP cannot guarantee the reliability of data transmission, and does not provide functions such as message sequencing and flow control. It is suitable for flows that do not require high transmission reliability, but require high transmission speed and delay ().

Options:

A.

True

B.

False

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Questions 79

Since the TCP protocol uses a three-way handshake mechanism when establishing a connection and closing a connection, TCP supports reliable transmission.

Options:

A.

True

B.

False

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Questions 80

What is the number range of the Layer 2 ACL? ()

Options:

A.

B. 3000-3999

B.

4000~4999

C.

D. 6000~6031

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Questions 81

Which of the following parameters cannot be used for advanced access control lists? ()

Options:

A.

B. Destination port number

B.

Physical interface

C.

D. time limit

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Questions 82

As shown in the picture. About OSPF topology and configuration. Which of the following statements is correct? () (Single-choice question)

Options:

A.

R1 and R2 can establish a stable OSPF neighbor relationship

B.

R1 is more likely to become DR than R2, because its interface DR priority value is smaller

C.

As long as the interface network type of R1 is restored to the default broadcast type, R1 and R2 can establish a stable neighbor relationship

D.

As long as the interface network type of R1 is restored to the default broadcast type, and the hello time is adjusted to 10s, R1 and R2 can establish a stable neighbor relationship

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Questions 83

Which of the following authentication methods does not require the user name and password? ()

Options:

A.

authentication-mode none

B.

C. authorization-mode hwtacacs

C.

D. Authentication-mode hwtacacs

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Questions 84

Which of the following OSCan PF protocol packets ensure the reliability of LSA update? ()

Options:

A.

LSACK

B.

B. DD

C.

LSU

D.

D. LSR

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Questions 85

The router needs to modify the destination IP address in the data packet when forwarding the data packet ()

Options:

A.

True

B.

False

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Questions 86

Which of the following is not the reason why RSTP can increase the speed of convergence? ()

Options:

A.

B. The introduction of edge ports

B.

Forward.Delay cancelled

C.

D. P/A. Mechanism

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Questions 87

The administrator wants to allocate a Hundred P address on the G0/0/0 interface of the router. Which of the following addresses is correct? ()

Options:

A.

192.168.10.112/30

B.

237.6.1.2/24

C.

127.3.1.4/28

D.

145.4.2.55/26

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Questions 88

The management of users by NAS devices is based on domains. Each user belongs to a domain, and a domain is a group composed of users belonging to the same domain. ()

Options:

A.

True

B.

False

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Questions 89

Which of the following fields is not included in the HELL0 packet of the OSPF protocol? ().

Options:

A.

Neighbor

B.

Network Mask

C.

HelloInterval

D.

Sysname

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Questions 90

The router forwards data according to the IP routing table, and the Layer 2 switch forwards data according to the MAC. address table

Options:

A.

True

B.

False

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Questions 91

As shown in the figure, you only need to configure this static route on R1, and the two hosts can communicate with each other normally.

Options:

A.

True

B.

False

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Questions 92

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

Options:

A.

B. Upgrade software version

B.

Establish a CAPTAP tunnel

C.

D. Request configuration file

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Questions 93

In the WLAN network architecture, terminal devices that support the 802.11 standard are called? ()

Options:

A.

B. AC

B.

STA

C.

D. AP

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Questions 94

Which of the following statements is correct for the ACL configured in the Telnet application? ()

Options:

A.

The device with P address 172.16.105.4 can use Telnet service

B.

The device with IP address 172.16.105.3 can use Telnet service

C.

The device with IP address 172.16.105.5 can use Telnet service

D.

The device with P address 172.16.105.6 can use Telnet service

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Questions 95

The router running the OSPF protocol reaches the FULL state first, and then synchronizes the LSDB. ()

Options:

A.

True

B.

False

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Questions 96

ARP request is sent by ()

Options:

A.

broadcast

B.

B. Unicast

C.

C. There are broadcast and unicast

D.

D. Multicast

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Questions 97

Basic ACL number value range ().

Options:

A.

2000-2999

B.

B. 1000-1999

C.

C. 3000-3999

D.

D. 4000-4999

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Questions 98

In a broad sense, the transmission medium that constitutes the wireless local area network wlan does not include? ()

Options:

A.

Rays

B.

B. Radio wave

C.

C. infrared

D.

D. laser

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Questions 99

A company applies for a C. address segment, which needs to be evenly distributed to 8 subsidiaries. The largest subsidiary has 14 computers. Different subsidiaries must be in different network segments. The subnet mask should be designed as ( )

Options:

A.

255.255.255.240

B.

B. 255.255.255.128

C.

C. 255.255.255.192

D.

D. 255.255.255.0

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Questions 100

Neither the A1 ternate interface nor the Backup port in RSTP can forward user traffic, nor can they receive, process, and forward BPDUs ()

Options:

A.

True

B.

False

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Questions 101

If it is UDP, the value of the protocol field of the network layer is 6 ()

Options:

A.

True

B.

False

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Questions 102

Which of the following OSPF versions is suitable for IPv6? ()

Options:

A.

OSPFv1

B.

OSPFv2

C.

OSPFv3

D.

OSPFv4

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Questions 103

SNMPv1 defines five protocol operations. ()

Options:

A.

True

B.

False

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Questions 104

In IPv4 network, AP supports static and DHCP to obtain IP address ()

Options:

A.

True

B.

False

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Questions 105

When two OSPF routers form a 2-WAY neighbor relationship, the LSDB. has been synchronized. ()

Options:

A.

True

B.

False

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Questions 106

Which of the following descriptions about the switch is wrong? ()

Options:

A.

The switch can complete the exchange of data frames

B.

The switch can provide network access services for terminal equipment (PC. Server)

C.

Switches generally work at the data link layer

D.

The switch is generally used as the export equipment of the network

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Questions 107

The IEEE802.11aC. standard only supports the 5GHz frequency band ()

Options:

A.

True

B.

False

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Questions 108

What kind of message does the OSPF protocol use to confirm the received LSU message? ()

Options:

A.

LSU

B.

LSR

C.

LSACK

D.

LSA

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Questions 109

What is the port number used by the FTP protocol control plane? ()

Options:

A.

23

B.

24

C.

21

D.

22

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Questions 110

All ports on the root bridge switch are designated ports. ()

Options:

A.

True

B.

False

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Questions 111

The static MAC. address table will not be lost after the system restarts ()

Options:

A.

True

B.

False

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Questions 112

The administrator plans to implement route backup by configuring static floating routes. The correct way to achieve this is ()

Options:

A.

The administrator needs to configure different metric values ​​for the main static route and the standby static route

B.

The administrator needs to configure different TAGs for the main static route and the standby static route

C.

The administrator only needs to configure two static routes

D.

The administrator needs to configure different protocol priority values ​​for the main static route and the standby static route

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Questions 113

Which of the following commands can be used to check the session status of the PPPoE client? ()

Options:

A.

display current configuration

B.

display pppoe-client session summary

C.

display ip interface brief

D.

display pppoe-client sessi on packet

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Questions 114

AAA. Which of the following is not included? ()

Options:

A.

Audit

B.

Accounting

C.

Authentication

D.

Authorization

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Questions 115

The administrator plans to implement route backup by configuring static floating routes, the correct way to achieve this is ().

Options:

A.

The administrator needs to configure different protocol priority values ​​for the main static route and the standby static route

B.

B. The administrator only needs to configure two static routes

C.

The administrator needs to configure different metric values ​​for the main static route and the standby static route. The administrator only needs to configure two static routes

D.

D. The administrator only needs to configure two static routes

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Questions 116

UDP is oriented to connectionless and must rely on () to ensure the reliability of transmission. ()

Options:

A.

Internet Protocol

B.

Transmission Control Protocol

C.

Application layer protocol

D.

Network layer protocol

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Questions 117

According to the command shown in the figure, which of the following descriptions is correct? () (Multiple Choice Questions)

Options:

A.

GigabitEthernet (PVID of port 0/0/1 is 1

B.

The pVD of the GigabitEthernet0/0/2 port is 1

C.

GigabitEthernet (the pVID of port 0/0/2 is 10

D.

GigabitEthernet (PVD of port 0/0/1 is 10

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Questions 118

What is the IEEE802.11 standard corresponding to Wi-F16? ()

Options:

A.

802.11au

B.

802.11ax

C.

802.11at

D.

802.11ac

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Questions 119

A company applies for a C. IP address segment, which needs to be evenly distributed to 8 subsidiaries. The largest subsidiary has 14 computers. Different subsidiaries must be in different network segments, so the subnet mask should be set. for()

Options:

A.

255.255.255.240

B.

255.255.255.0

C.

D. 255.255.255.128

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Questions 120

Which statement about OSPF area division is wrong? ( )

Options:

A.

AreA.0 is the backbone area. All other areas must be connected to this area

B.

The LSDBs in the routers in the same OSPF area are exactly the same

C.

Dividing OSPF areas can reduce the size of the LSDB of some routers

D.

Only ABR can be used as ASBR

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Questions 121

The load sharing mode at both ends of the Eth-Trunk can be inconsistent ()

Options:

A.

True

B.

False

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Questions 122

Only the WPA2-PSK security policy supports the use of TKIP for data encryption. ()

Options:

A.

True

B.

False

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Questions 123

After the network administrator uses the Tracer tRoute function on the router device, in the data packet sent by the router, the value of the Protoco1 field in the IPv4 header is?

Options:

A.

17

B.

B. 2

C.

1

D.

D. 6

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Questions 124

For multiple paths to the same destination network, the router needs to select by comparing the magnitude of the Prererence value. If the Preference is the same, the router selects according to the magnitude of the Cost value. ()

Options:

A.

True

B.

False

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Questions 125

RTA. Uses NAT technology and realizes many-to-many NAPT address translation by defining an address pool, so that hosts in the private network can access the public network. Assuming that there are only two public network P addresses in the address pool, and they have been assigned to hosts A and B for address conversion, and at this time, if the host also wants to access the public network, the following description is correct ().

Options:

A.

HostC.Unable to assign a public network address, and cannot access the public network

B.

All hosts can access the public network by using the public network address in turn

C.

RTA. Convert the source port of host C., the host can access the public network

D.

RTA. Assign interface address (200.10.10.3) to host C. Host C can access the public network

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Questions 126

There is a WeB server in the private network that needs to provide HITP services to public network users. Therefore, the network administrator needs to configure NAT on the gateway router RTA.

Options:

A.

RTA-Gigabitethernet0/0/1 nat server protocol tcp global 192.168.1.1 www inside 202.10.10.18080

B.

(RTA-Serial1/0/1) nat server protocol tcpglobal 192.168.1.1 www inside202.10.1 0.18080

C.

(RTA-Gigabitethernet0/0/1) nat server protocol tcp global 202.10.10.1 www inside 192.168.1.18080

D.

(RTA-Serial1/0/1) nat server protocol top global 202.10.10.1 www inside192.168.1.18080

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Questions 127

The change of the Router ID of the OSPF process takes effect immediately.

Options:

A.

True

B.

False

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Questions 128

The Priority field in the VLAN tag can identify the priority of the data frame. What is the scope of this priority? ()

Options:

A.

0-15

B.

0-63

C.

0-3

D.

0-7

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Questions 129

In order for the STA to obtain the SSID related information on the AP, which of the following messages is used by the AP to proactively declare the wireless network SSID information? ()

Options:

A.

Join

B.

eacon

C.

Probe

D.

Discovery

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Questions 130

The config mode is the default ACL matching order on Huawei devices. ()

Options:

A.

True

B.

False

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Questions 131

Which of the following statements is correct? ()

Options:

A.

The router works at the physical layer

B.

The switch works at the physical layer

C.

The switch works at the network layer

D.

The router works at the network layer

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Questions 132

After the administrator successfully logged in to the router through Te1net, he found that the router’s interface could not be configuredIP address. Then the possible reasons are ()

Options:

A.

The Telnet terminal software used by the administrator prohibits the corresponding operation

B.

SNMP parameter configuration fiveMistake

C.

Telnet user authentication mode configurationMistake

D.

Telnet user level configurationMistake

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Questions 133

Which of the following is not included in the VRP system login method? ()

Options:

A.

Telnet

B.

Netstream

C.

SSH

D.

web

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Questions 134

When adopting LACP mode for link aggregation, what is the default system interference level of Huawei switches? ()

Options:

A.

36864

B.

4096

C.

24576

D.

32768

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Questions 135

In order for the STA to obtain the SSID related information on the AP, which of the following messages is used by the AP to proactively declare the wireless network SSID information?

Options:

A.

Join

B.

Beacon

C.

Probe

D.

Discovery

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Questions 136

The following description of the Layer 2 Ethernet switch is incorrect ().

Options:

A.

Need to make certain modifications to the layer 3 header of the forwarded message, and then forward it

B.

Able to learn MAC. Address

C.

Forward according to the Layer 2 header information of the Ethernet frame

D.

Layer 2 Ethernet switch works at the data link layer

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Questions 137

In the network shown in the figure below, there are the following configurations in Router A. Which of the following statements is correct?

ip route-statiC.10.0.2.2255.255.255.25510.0.12.2iP

Route-statiC.10.0.2.2255.255.255.25510.0.21.2pre ference 70

Options:

A.

The Next in the routing table of Router A reaches 10.0.2.2. Hop is 10.0.21.2

B.

The Next in the routing table of Router A reaches 10.0.2.2. Hop is 10.0.12.2

C.

If the G0/0/2 port is Down, then Router A reaches 10.0.2.2. The route NextHop. is changed to 10.012.2

D.

If the G0/0/1 port is Down, the route NextHap from Router A to 10.0.2.2 is changed to 10.0.21.2

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Questions 138

Which of the following statements about IPv6 RA. and RS messages are correct? ()

Options:

A.

RS is used to reply address prefix information

B.

RS is used to request address prefix information

C.

RA. Used to request address prefix information

D.

RA. Used to reply address prefix information

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Questions 139

Which of the following statements about the default route are correct? ()

Options:

A.

If the destination address of the message cannot match any other routing entries in the routing table, the router will forward the message according to the default route

B.

There must be a default route in the routing table of any router

C.

The default route can only be manually configured by the administrator

D.

In the routing table, the default route appears in the form of a route to the network 0.0.0.0 (the mask is also 0.0.0.0)

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Questions 140

Through sR (Segment Routing), an explicit path can be easily defined. The nodes in the network only need to maintain the SegmentRouting information to cope with the real-time and rapid development of the business. What are the following characteristics of Segment Routing?

Options:

A.

Extending the existing protocol (eg IGP) can make the existing network better and smoothly evolve

B.

SR (Segment Routing) adopts IP forwarding, no extra dimensioning is required-a label forwarding table

C.

Source routing technology is used to provide the ability to quickly exchange text between the network and upper-layer applications

D.

At the same time, it supports the centralized control mode of the controller and the distributed control mode of the transponder, providing a balance between centralized control and distributed control

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Questions 141

Fit APs can provide wireless services independently of an AC.

Options:

A.

TRUE

B.

FALSE

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Questions 142

Which of the following descriptions about OSPF's DD. packets and LSA. is correct ()*

Options:

A.

The header of an LSA can uniquely identify an LSA

B.

The LSA header is only a small part of the LSA

C.

The DD packet contains the detailed information of the LSA

D.

DD packets only contain the header information of LSA

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Questions 143

The G0/0/1 interface configuration information of router A is shown in the figure. Which of the following statements are correct? () (Multiple Choice Questions)

Options:

A.

The interface will not forward the received FTP packets

B.

This interface can establish OSPF neighbor relationships with other routers

C.

This interface will not forward ICMP packets

D.

This interface will not forward received SNMP packets

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Questions 144

If the packet matches the deny rule in an ACL, the packet is discarded.

Options:

A.

TRUE

B.

FALSE

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Questions 145

The output information of a certain router is shown in the figure. Which of the following statements are correct? () (Multiple Choice Questions)

Options:

A.

The DR priority of this routing interface is 10

B.

The cost value of this interface is 1

C.

This router is BDR

D.

The Router ID of the router is 10.0.1.1

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Questions 146

If the value of the "Type/Length" field of an Ethernet data frame is 0x0800, the length range of the upper-layer packet header carried by the data frame is from 20B to 60B.

Options:

A.

TRUE

B.

FALSE

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Questions 147

Refer to the following display vlan command output on SWA. Which of the following interfaces can forward untagged data frames from VLAN 40?

Options:

A.

GE0/0/2

B.

GE0/0/3

C.

GE0/0/4

D.

GE0/0/5

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Questions 148

If the IPv4 address of a host on a LAN is 192.168.1.1/30, the host will process IP packets with specific destination IP addresses. Which of the following IP addresses may be the destination IP addresses?

Options:

A.

192.168.1.3

B.

192.168.1.1

C.

192.168.1.2

D.

255.255.255.255

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Questions 149

Which of the following statements is true about root bridge election in STP?

Options:

A.

The device with the largest bridge priority becomes the root bridge.

B.

If the bridge priorities of devices are the same, the device with the largest MAC address becomes the root bridge.

C.

The device with the smallest bridge priority becomes the root bridge.

D.

If the bridge priorities are the same, the device with the largest number of ports becomes the root bridge.

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Questions 150

Which SNMP version focuses on two main aspects, namely security and administration. The security aspect is addressed by offering both strong authentication and data encryption for privacy. The administration aspect is focused on two parts, namely notification originators and proxy forwarders.

Options:

A.

SNMPv2c

B.

SNMPv1

C.

SNMPv3

D.

SNMPv2

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Questions 151

Which of the following statements about the network shown in the figure is true?

Options:

A.

The sub-interface of Router B cannot learn the MAC address of the sub-interface of Router A.

B.

The sub-interface of Router A cannot learn the MAC address of the sub-interface of Router B.

C.

The sub-interface numbers of Router A and Router B are different, so Router A and Router B cannot communicate with each other.

D.

The host at 10.0.12.1 can ping the host at 10.0.12.2.

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Questions 152

A Layer 2 switch works at the data link layer. As such, it can identify MAC addresses in data frames, forward data based on MAC addresses, and record mappings between MAC addresses and interface numbers in its MAC address table.

Options:

A.

TRUE

B.

FALSE

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Questions 153

Which of the following is the default port number of the Telnet server?

Options:

A.

22

B.

24

C.

21

D.

23

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Questions 154

If Proto of a route displayed in the routing table is OSPF, the preference of the route must be 10.

Options:

A.

TRUE

B.

FALSE

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Questions 155

Which of the following packets are exchanged between STAs and an AP to obtain the AP's SSID before association with the AP?

Options:

A.

Probe Request

B.

Discovery

C.

Probe Response

D.

Beacon

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Questions 156

What function does Ctrl+Z have in the VRP system?

Options:

A.

Exits the console interface view.

B.

Exits the interface view.

C.

Returns from any view to the user view.

D.

Exits the current view.

E.

Returns from the system view to the user view.

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Questions 157

Which of the following is the default value of the Router Dead Interval field in OSPF Hello packets on a broadcast network?

Options:

A.

20 seconds

B.

30 seconds

C.

40 seconds

D.

10 seconds

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Questions 158

The TCP protocol uses the three-way handshake mechanism to establish and disable connections. Therefore, TCP supports reliable data transmission.

Options:

A.

TRUE

B.

FALSE

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Questions 159

The network administrator performs the configuration shown in the following figure on RTA. If a user needs to be authenticated in the authentication domain named huawei, which of the following statements is true?

Options:

A.

The authentication scheme au2 is used for authentication.

B.

The authentication scheme aul is used for authentication.

C.

The authentication scheme au2 is used for authentication. If the authentication scheme au2 is deleted, the authentication scheme aul is used.

D.

The authentication scheme aul is used for authentication. If the authentication scheme aul is deleted, the authentication scheme au2 is used.

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Questions 160

As shown in the figure, which of the following ports will be in blocking state?

Options:

A.

G0/0/3 of SWA

B.

G0/0/3 of SWB

C.

G0/0/2 of SWC

D.

G0/0/1 of SWC

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Questions 161

Assuming all STP enabled switches have the same bridge priority. The MAC address of switch A is 00-e0-fc-00-00-40, the MAC address of switch B is 00-e0-fc-00-00-10, the MAC address of switch C is 00-e0-fc-00-00-20, and the MAC address of switch D is 00-e0-fc-00-00-80. Which switch will be elected as the root switch?

Options:

A.

Switch B

B.

Switch A

C.

Switch D

D.

Switch C

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Questions 162

Which of the following parameters is used to elect the root bridge in STP?

Options:

A.

Bridge ID

B.

System name of the switch

C.

Port ID

D.

Root path cost

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Questions 163

Assuming that OSPF has been enabled on all routers in the following figure, which router is the BDR on this network?

Options:

A.

Router B

B.

Router A

C.

Router D

D.

Router C

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Questions 164

O: 25

In RSTP, a backup port can replace a faulty root port.

Options:

A.

TRUE

B.

FALSE

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Questions 165

With SNMP, an NMS can only display the device running status but cannot deliver configurations.

Options:

A.

TRUE

B.

FALSE

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Questions 166

Which of the following methods is not supported by the Versatile Routing Platform (VRP) to configure a router?

Options:

A.

Configure the router through FTP.

B.

Configure the router through the mini USB port.

C.

Configure the router through Telnet.

D.

Configure the router through the console port.

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Questions 167

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

Options:

A.

WPA2-PSK

B.

WPA

C.

WEP

D.

WPA2-802.1X

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Questions 168

If a device running STP receives an RSTP configuration BPDU, it discards the BPDU.

Options:

A.

TRUE

B.

FALSE

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Questions 169

Which of the following statements is true about link aggregation in manual load balancing mode?

Options:

A.

A maximum of four active interfaces can be configured in manual load balancing mode.

B.

In manual load balancing mode, devices at both ends of a link send LACPDUs to each other.

C.

In manual load balancing mode, all active interfaces forward data and load balance traffic.

D.

The number of active interfaces can be set in manual load balancing mode.

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Questions 170

Network devices running SNMP can proactively report traps to help network administrators detect faults in a timely manner.

Options:

A.

TRUE

B.

FALSE

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Questions 171

When two switches are connected through link aggregation, what are the requirements for the interfaces on the two switches?

Options:

A.

The physical interface rates of the interconnected switches are the same.

B.

The physical interface quantities of the interconnected switches are the same.

C.

The models of the optical modules used by the interconnected switches are the same.

D.

The duplex modes of the physical interfaces on the interconnected switches are the same.

E.

The physical interface IDs of the interconnected switches are the same.

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Questions 172

After a switch restarts, static MAC address entries saved on the switch remain in the MAC address table.

Options:

A.

TRUE

B.

FALSE

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Questions 173

On an STP-enabled switch, a port in the Learning state can transition to the Forwarding state only after the Forward Delay timer expires.

Options:

A.

TRUE

B.

FALSE

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Questions 174

When two OSPF routers form a 2TAY neighbor relationship, LSDB. has been synchronized.

Options:

A.

True

B.

False

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Questions 175

If during the PPP authentication process, the authenticatee sends the wrong user name and password to the authenticator, what type of message will the authenticator send to the authenticatee? ()

Options:

A.

Authenticate-Reject

B.

Authenticate-Ack

C.

Authenticate-Nak

D.

Authenticate-Reply

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Questions 176

What is the main function of the DNS protocol?

Options:

A.

Remote access

B.

File transfer

C.

Domain name resolution

D.

Email transmission

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Questions 177

In RSTP mode, both alternate and backup ports cannot forward user traffic and cannot receive, process, and send BPDU.

Options:

A.

TRUE

B.

FALSE

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Questions 178

Which of the following states indicates that the OSPF neighbor relationship has been established?

Options:

A.

Attempt

B.

Down

C.

Full

D.

2-way

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Questions 179

Which of the following are true about the Ethernet data frame with the "Length/Type" field being 0x0806?

Options:

A.

The source MAC address of the data frame is definitely not FFFF-FFFF-FFFF.

B.

The data frame is an Ethernet II frame.

C.

The data frame is an IEEE 802.3 frame.

D.

The destination MAC address of the data frame must be FFFF-FFFF-FFFF.

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Questions 180

The router that runs OSPF first enters the Full state and then synchronizes the LSDB.

Options:

A.

TRUE

B.

FALSE

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Questions 181

On the VRP platform, which of the following parameters can be used together with the "ping" command to specify the source address of an echo request message?

Options:

A.

-d

B.

-n

C.

-a

D.

-s

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Questions 182

Which of the following statements are true about transport-layer protocols?

Options:

A.

UDP uses SYN and ACK flags to request and confirm connection establishment.

B.

UDP is suitable for transmitting delay-sensitive traffic, and UDP packets can be reassembled based on the sequence number field in the packet header.

C.

Establishing a TCP connection requires the three-way handshake mechanism, while terminating a TCP connection requires the four-way handshake mechanism.

D.

The well-known port number range is from 0 to 1023.

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Questions 183

Which of the following advantages is/are provided by inter-VLAN routing in one-arm routing mode?

Options:

A.

Reduced use of IP addresses

B.

Reduced number of links

C.

Reduced number of entries in the routing table

D.

Reduced number of devices

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Questions 184

As shown in the figure, all switches run STP. Assume that the path cost of all ports is 200. What is the root path cost contained in the configuration BPDU received by G0/0/4 on SWD?

Options:

A.

200

B.

600

C.

400

D.

0

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Questions 185

Which of the following VRP commands can be used to enter area 0 view?

Options:

A.

[Huawei-ospf-1] area 0.0.0.0

B.

[Huawei-ospf-1] area 0 enable

C.

[Huawei-ospf-1] area 0

D.

[Huawei] ospf area 0

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Questions 186

Which of the following are valid static route configurations?

Options:

A.

ip route-static 129.1.0.0 16 serial 0/0/0

B.

ip route-static 129.1.0.0 255.255.0.0 10.0.0.2

C.

ip route-static 10.0.0.2 16 129.1.0.0

D.

ip route-static 129.1.0.0 16 10.0.0.2

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Questions 187

The IP address 192.168.1.127/25 represents a ( ) address.

Options:

A.

Broadcast

B.

Multicast

C.

Host

D.

Network

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Questions 188

If the transport-layer protocol is UDP, the value of the "Protocol" field at the network layer is 6.

Options:

A.

TRUE

B.

FALSE

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Questions 189

Which statement is true regarding the following command?

ip route-static 10.0.12.0 255.255.255.0 192.168.1.1

Options:

A.

The configuration represents a static route to the 10.0.12.0 network.

B.

The configuration represents a static route to the 192.168.1.1 network.

C.

If the router has learned the same destination network via a dynamic routing protocol, the static route will always take precedence.

D.

The preference value of this configured route is 100.

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Questions 190

What is the length range of an Ethernet_II frame that contains an Ethernet header?

Options:

A.

64-1518 bytes

B.

60-1560 bytes

C.

64-1500 bytes

D.

46-1500 bytes

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Questions 191

Which of the following are features of the OSPF protocol?

Options:

A.

The shortest path is calculated based on the number of hops.

B.

Triggered update is supported.

C.

Routing loops are likely to occur.

D.

Area division is supported.

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Questions 192

UDP does not guarantee data transmission reliability and does not provide packet sorting and traffic control functions. It is suitable for the traffic that has low requirements for data transmission reliability, but high requirements for the transmission speed and delay.

Options:

A.

TRUE

B.

FALSE

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Questions 193

Refer to the following configuration of an interface on a switch. What is the PVID of the interface?

interface GigabitEthernet0/0/1

port hybrid tagged vlan 2 to 3 100

port hybrid untagged vlan 4 6

Options:

A.

2

B.

100

C.

1

D.

4

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Questions 194

As shown in the figure, if host A has the ARP cache of host B, host A can ping host B.

Options:

A.

TRUE

B.

FALSE

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Questions 195

For the Versatile Routing Platform (VRP), the login timeout period can be set only on a VTY interface.

Options:

A.

TRUE

B.

FALSE

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Questions 196

Which of the following descriptions regarding the TTL field of the IP packet is correct?

Options:

A.

The TTL value will decrement by 1 each time the packet is routed.

B.

The TTL defines the duration during which the source can send packets.

C.

The TTL defines how many packets the source can send.

D.

The TTL value will increment by 1 each time the packet is routed.

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Questions 197

The data link layer uses PPP encapsulation. The IP addresses of the two ends of the link can be in different network segments.

Options:

A.

TRUE

B.

FALSE

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Questions 198

Which of the following sources of routes can be obtained by a router?

Options:

A.

Static routes

B.

Direct routes

C.

Summary routes

D.

Dynamic routes

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Questions 199

A router in the backbone area has complete LSDBs of routers in other areas.

Options:

A.

TRUE

B.

FALSE

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Questions 200

A Layer 2 ACL can match information such as the source MAC address, destination MAC address, source IP address, and destination IP address.

Options:

A.

TRUE

B.

FALSE

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Questions 201

Which of the following network parameters can be allocated using DHCP?

Options:

A.

Address of the DNS server

B.

Operating system

C.

Gateway address

D.

IP address

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Questions 202

Which of the following port states are included in Rapid Spanning Tree Protocol (RSTP)?

Options:

A.

Discarding

B.

Forwarding

C.

Learning

D.

Listening

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Questions 203

The FIT AP can obtain the IP address of AC. through the DHCP Option to establish a CAPWAP tunnel. Which Option needs to be configured on the DHCP server for this? ()

Options:

A.

Option 82

B.

B. Option 10

C.

C. Option 43

D.

D. Option 55

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Questions 204

OSPF Router ID. It must be the same as the IP address of an interface on the router.

Options:

A.

True

B.

False

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Questions 205

According to the command output as shown in the figure, which of the following descriptions is correct? () (Multiple Choice Questions)

Options:

A.

GigabitEthernet0/0/l allows VLAN1 to pass

B.

GigabitEthernet (/0/1 does not allow VLAN1 to pass

C.

If you want to change GigabitEthernet (0/0/1 to Access port, you first need to use the command "undo port trunk Allow-pass vlan all"

D.

If you want to turn GigabitEthernet0/o/1 into an Access port, you first need to use the command "undo port trunk Allow-pass vlan 2 to 4094"

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Questions 206

To ensure that the same data flow is forwarded on the same physical link, which load sharing method does the Eth-Trunk adopt? ()

Options:

A.

Flow-based load sharing

B.

B. Packet-based load sharing

C.

C. Load sharing based on application layer information

D.

D. Load sharing based on data packet inbound interface

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Questions 207

There are multiple route entries to the same destination network in the routing table. These routes are called? ()

Options:

A.

Suboptimal routing

B.

Multipath routing

C.

Default route

D.

Equal cost routing

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Questions 208

By default, what is the lease period for the DHCP server to assign an IP address? ()

Options:

A.

12h

B.

1h

C.

24h

D.

18h

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Questions 209

When the device running STP receives the RSTP configuration BPDU, it will discard it. ()

Options:

A.

True

B.

False

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Questions 210

NFV (Network Functional Virtualization), network function virtualization, realizes the deployment of network applications in a software-based way. ()

Options:

A.

True

B.

False

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Questions 211

The election of the root switch in STP only compares the priority of the switch, while in RSTP, the priority of the switch is compared with the MAC address at the same time. ()

Options:

A.

True

B.

False

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Questions 212

A device has been configured to complete Telnet configuration. The device login address is 10.1.1.10. The Telnet user name is admin and the password is Huawei (@123. The following is the correct way to log in to this device using telnetliB. ()

Options:

A.

telnetlib.Telnet (10.1.1.0, 23, admin, Huawei@123)

B.

telnetlib.Telnet (10.1.1.0)

C.

telnetlib.Telnet 10.1.1.0, 23, Huawei@123)

D.

telnetlib.Telnet (10.1.1.0, admin

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Questions 213

What is wrong about the following description of the router? ()

Options:

A.

The router can be used as a gateway device

B.

The router cannot isolate the broadcast domain

C.

The router can realize IP packet forwarding

D.

The router works at the network layer

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Questions 214

Which bridge is in the configuration BPDU sent by the switchID. Impossible to appear?

Options:

A.

204800-01-02-03-04CC

B.

819200-01-02-03-04-CC

C.

000-01-02-03-04cc

D.

409600-01-02-03-04-CC

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Questions 215

The RSTP protocol uses the P/A mechanism to speed up the upstream port's transition to the Forwarding state, but what is the reason for no temporary loop? ()

Options:

A.

Speed ​​up port role election

B.

Ensure that there will be no temporary loops through the synchronization mechanism

C.

Edge port

D.

Reduced the time of ForwarD.Delay

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Questions 216

If the Length/Type of an Ethernet data frame is 0x8100. Which of the following statements is correct?

Options:

A.

There is always a UDP header in the upper layer of each data frame

B.

The upper layer of a data frame must exist IP header

C.

There is always a TCP header in the upper layer of each data frame

D.

Each data frame must carry VLAN TAG

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Questions 217

In order to realize the launch of FIT AP, FIT AP first needs to obtain the IP address of AC. Which of the following is not included in the way FITAP obtains the IP address of AC.? ()

Options:

A.

Broadcasting method

B.

Static designation method on AP

C.

Multicast mode

D.

DHCP Option mode

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Questions 218

Which of the following IPv6 addresses is a multicast address? ()

Options:

A.

FE80:2EO:FCFF:FEEF:FEC

B.

FC0O:2EO:FCFF:FEEF:FEC

C.

FF02::2EO:FCFF:FEEF:FEC

D.

2000::2EO:FCFF:FEEF:FEC

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Questions 219

It is known that there are two entries in the routing table of a router. If the router wants to forward packets with the destination address of 9.1.4.5, the correct one of the following statements is ()

Options:

A.

Choose the second item as the best matching item, because the cost of the RIP protocol is small

B.

The second item is selected as the best matching item, because the route is a more accurate match relative to the destination 9.1.4.5

C.

Select the second item as the best match, because the speed of Ethernet0 is faster than the speed of serial0

D.

Chooses the first item as the best matching item, because the priority value of the ospf protocol is higher

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Questions 220

System-view (huawei) command-privilege level3 view user save is correct about the above configuration command ()

Options:

A.

Modify the user's authority level to 3, and save the configuration

B.

Modify the permission level of the user view command to 3, and save the configuration

C.

Modify the authority level of the save command used by a user to 3

D.

Modify the permission level of the save command in the user view to 3

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Questions 221

When a switch receives a unicast data frame, if the destination MAC address of the data frame can be found in the MAC address table of the switch, the data frame is definitely forwarded through the port corresponding to the MAC address.

Options:

A.

TRUE

B.

FALSE

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Questions 222

On a Layer 2 WLAN, STAs use an AC as their gateway.

Options:

A.

TRUE

B.

FALSE

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Questions 223

Which of the following information is displayed when an entered command is incomplete on the Versatile Routing Platform (VRP)?

Options:

A.

Error: Wrong parameter found at 'A' position

B.

Error: Incomplete command found at 'A' position

C.

Error: Too many parameters found at 'A' position

D.

Error: Ambiguous command found at 'A' position

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Questions 224

Which of the following statements about the routing table shown in the figure are true?

Options:

A.

The local router forwards data packets destined for 10.0.2.2 from Ethernet0/0/0.

B.

The next hop in the route to the destination network 10.0.3.3/32 is not directly connected. Therefore, the local router does not forward data packets destined for 10.0.3.3.

C.

The local router forwards data packets destined for 10.0.12.1 from Ethernet0/0/0.

D.

The local router forwards data packets destined for 10.0.3.3 from Ethernet0/0/0.

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Questions 225

When the ACL in the following figure is configured on a Telnet server, only the device with an IP address of 172.16.105.2 can remotely log in to the Telnet server.

bash

Copy code

acl number 2000

rule 5 permit source 172.16.105.2 0

Options:

A.

TRUE

B.

FALSE

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Questions 226

As shown in the figure. When the router uses the 0$PF protocol at the same time. Which BDR is in this network? () (Single-choice question)

Options:

A.

Router A

B.

B. Router B

C.

C. Router C

D.

D. Router D

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Questions 227

The network is shown in the figure. Which router is the BDR in this network? () (Single-choice question)

Options:

A.

B. No BDR

B.

C. Router C

C.

D. Router A

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Questions 228

As shown in the figure below, in the MAC address table of the network. SWA and SWB, which of the MAC addresses, VLANs, and ports are correct? () (Single-choice question)

Options:

A.

SWB:

MAC Address VLAN

Port

MAC-A

MAC-B

MAC-C

100

200

100

GEC/0/3

GEC/0/3

GEC/0/1

B.

SWA:

MAC Address

VLAN

Port

MAC-A

MAC-B

MAC-C

10

GEC/O/1

GEC/0/2

GEC/0/3

20

100

C.

SWB:

MAC Address VLAN

Port

MAC-A

MAC-B

MAC-C

10

GEC/0/3

GEC/0/3

GEC/0/1

20

100

D.

SWA:

MAC

Address VLAN

Port

MAC-A

MAC-B

MAC-C

10

GEC/0/3

20

GEC/0/3

GEC/0/3

100

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Questions 229

The output information of the router is shown in the figure. Which of the following statements is wrong? () (Single-choice question)

Options:

A.

The MTU value of the Ethernet0/0/0 interface is 1480

B.

B. The broadcast address corresponding to the Ethernet0/0/0 interface is 10.0.12.255

C.

The physical link of the Ethernet0/0/0 interface is normal

D.

D. Ethernet (The IP address of the /0/0 interface is 10.0.12.1/24

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Questions 230

Refer to the configuration of the single-arm routing in the figure below, you can judge that even if the ARP proxy is not enabled on the sub-interface of R1,The administrative department and the financial department can also visit each other. ()(True or False)

Options:

A.

True

B.

False

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Questions 231

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? ()

Options:

A.

True

B.

False

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Questions 232

As shown in the figure below, what kind of network equipment can host A and host B use to communicate? () (Single-choice question)

Options:

A.

B. Hub

B.

router

C.

D. HUB

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Questions 233

In the network as shown in the figure below, host A logs in to router A through Telnet. Then obtains the configuration file of router B through FTP on the remote interface. At this time, how many TCP connections does router A have? () (Single-choice question)

Options:

A.

B. 1

B.

C. 3

C.

D. 2

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Questions 234

VRP operating system commands are divided into four levels: access level, monitoring level, configuration level, and management level. Which level can run various business configuration commands but cannot operate the file system? ()

Options:

A.

Configuration level

B.

B. Monitoring level

C.

C. Access level

D.

D. Management level

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Questions 235

If the Proto of a certain route information in the routing table is OSPF, the priority of this route must be 10. ()

Options:

A.

True

B.

False

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Questions 236

If host A. has the ARP cache of host B., host A. can ping host B. ()

Options:

A.

True

B.

False

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Questions 237

The configuration information of a certain interface of the router is shown in the figure. Which VILAN data packet can this port receive? ()

interface Gigabit Ethernet 0/0/2.30 dotlq terainatlon viD.100 ip address 10.0.21.1 255.255.255.0 arp broadcast enable

Options:

A.

100

B.

30

C.

D. 20

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Questions 238

During data access, when accessing different network segments, the destination MAC. Encapsulate the MAC address of the gateway on the source host

Options:

A.

True

B.

False

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Questions 239

When accessing across network segments, the source and destination IP will change, and the source and destination MAC will not change

Options:

A.

True

B.

False

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Questions 240

In the RSTP standard, in order to improve the convergence speed, the port that the switch is directly connected to the terminal can be defined as ()

Options:

A.

Edge port

B.

B. Root port

C.

C. Fast port

D.

D. Backup port

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Questions 241

In order to implement FIT AP online, FIT AP first needs to obtain the IP address of AC. Which of the following options is not included in FITAP obtaining the IP address of AC. ()

Options:

A.

DHCP option mode

B.

Static designation method on AP

C.

Broadcasting method

D.

Multicast mode

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Questions 242

IPCP dynamic address negotiation can automatically obtain the address()

Options:

A.

True

B.

False

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Questions 243

Which of the following statements about the role of the STP protocol ForwarD.Delay is correct? ()

Options:

A.

Prevent temporary loops

B.

B. There is a delay in the transition between Blocking state and DsiableD state

C.

Reduce the time interval of BPDu transmission and improve the convergence speed of STP

D.

D. Improve the survival time of BPDUs to ensure that the configured BPDUs can be forwarded to more switches

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Questions 244

The role of the collaboration layer in the SDN architecture is to complete job deployment based on user intentions. OpenStack belongs to the business collaboration layer ()

Options:

A.

True

B.

False

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Questions 245

Static NAT can only achieve one-to-one mapping between private addresses and public addresses ()

Options:

A.

True

B.

False

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Questions 246

What kind of message does the DHCP server use to confirm that the host can use the IP address? ()

Options:

A.

B. DHCP ACK

B.

DHCP OFFER

C.

D. DHCP REQUSET

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Questions 247

There are multiple route entries to the same destination network in the routing table. These routes are called? ()

Options:

A.

Equal cost routing

B.

B. Multipath routing

C.

Default route

D.

D. Suboptimal routing

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Questions 248

Which state does the 0SPF protocol use to indicate that the adjacency relationship has been established? ()

Options:

A.

Full

B.

B. 2-way

C.

C. Attempt

D.

D. Down

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Questions 249

Which of the following statements about VLANIF interfaces are correct? ()

Options:

A.

The VANIF interface does not need to learn MAC addresses.

B.

The VLANTF interface does not have a MAC address.

C.

Different VLANIF interfaces can use the same IP address

D.

The VLANIF interface is a Layer 3 interface

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Questions 250

Layer 3 devices like routers receive data frames based on () Forwarding data frames.

Options:

A.

ARP table

B.

MAC. address table

C.

Routing table

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Questions 251

The following two configuration commands can realize the router RTA. The main and backup backup routes to the same destination 10.1.1.0: ()

(RTA)ip route--statiC.10.1.1.02412.1.1.1 permanent(RTA)ip route--statiC.10.2.2.02413.1.1.1.

Options:

A.

True

B.

False

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Questions 252

VRP operating system commands are divided into four levels: access level, monitoring level, configuration level, and management level. Which level can run various business configurations and set commands but cannot operate the file system?

Options:

A.

Configuration level

B.

B. Access level

C.

C. Management level

D.

D. Monitoring level

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Questions 253

LACP protocol priority, switch A. and switch B. adopt LACP mode link aggregation, and all interfaces join the link aggregation group, and set the maximum number of active ports to 3, then which interface of switch A is not an active port? ()

Options:

A.

G0/0/3

B.

G0/0/0

C.

D. G0/0/2

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Questions 254

If the Length of an Ethernet data frame/Type = 0x8100, which of the following statements is correct? ()

Options:

A.

There must be an IP header in the upper layer of this data frame

B.

This data frame must carry VLAN TAG

C.

There must be a UDP header in the upper layer of this data frame

D.

There must be a TCP header in the upper layer of this data frame

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Questions 255

The CAPWAP protocol stipulates the communication standard between AC. and Ap. Which of the following statements about the CAPWAP protocol is correct? ()

Options:

A.

CAPWAP is an application layer protocol based on TCP transmission

B.

In order to establish a CAPWAP tunnel, the FIT Ap can only discover the AC through broadcast messages

C.

In order to reduce the burden on the AP, CAPWAP uses a tunnel to simultaneously transmit control messages and data messages

D.

The AP can encapsulate the user's data message in CAPWAP and hand it over to the AC.

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Questions 256

The Backup port in RSTP can replace the failed root port ()

Options:

A.

True

B.

False

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Questions 257

Using a traditional landline to make a call is a way of network communication. ()

Options:

A.

True

B.

False

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Questions 258

What is used as the data link-layer MAC address that identifies each VAP on an AP?

Options:

A.

BSSID

B.

SSID

C.

BSS

D.

ESS

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Questions 259

Which of the following descriptions about STP designated ports is correct?

Options:

A.

Designated ports are responsible for sending BPDU to connected network segments.

B.

Designated ports forward frames destined for the root switch.

C.

Each bridge can have only one designated port.

D.

Designated ports represent the path leading to the root switch.

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Questions 260

The network is shown in the figure below. The router uses a sub-interface as the host gateway. The gateway IP address is 10.0.12.2. Which of the following commands can achieve this requirement? () (Multiple Choice Questions)

Options:

A.

interface GigabitEthernet0/0/0.20Dotlg termination vid 10

Ip address10.0.12.2255.255.255.0Arp broadcast enable

B.

interface GigabitEthernet0/0/0.10Dotlq termination vid 10

Ip address10.0.12.2255.255.255.0 Arp broadcast enable #

C.

interface GigabitEthernet0/0/0.20Dotlq termination vid 20

Ip address10.0.12.2255.255.255.0Arp broadcast enable #

D.

interface GigabitEtherneto/0/0.10Dotlq termination vid 20

Ip address10.0.12.2255.255.255.0Arp broadcast enable

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Questions 261

Currently, the company has a network administrator, and the AR2200 in the company network can be remotely managed by directly entering the password through Telnet. After the two new network administrators arrived, the company hopes to assign their own user names and passwords to all the administrators, as well as different levels of authority. So how should it be done? ()

Options:

A.

Each administrator uses a different public IP address of the device when running the Telnet command

B.

The user authentication mode configured by Telnet must be AAA.

C.

When configuring each administrator’s account, different permission levels need to be configured

D.

Configure three user names and their corresponding passwords in the AAA. view

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Questions 262

Which of the following parameters is used to elect the root bridge in STP?

Options:

A.

Bridge ID

B.

Port ID

C.

Root path cost

D.

System name of the switch

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Questions 263

A routing entry contains multiple fields. Which of the following statements about these fields is false?

Options:

A.

Pre: indicates the preference value of a routing protocol.

B.

NextHop: indicates the address of the local interface corresponding to a route.

C.

Proto: indicates the source of a route.

D.

Destination/Mask: indicates the address and mask length of the destination network or host.

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Questions 264

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.

Options:

A.

TRUE

B.

FALSE

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Questions 265

Link aggregation is a common technology in enterprise networks. Which of the following descriptions are the advantages of link aggregation technology? ()*

Options:

A.

Improve safety

B.

Improve reliability

C.

Achieve load sharing

D.

Increase bandwidth

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Questions 266

What are the stable states of OSPF neighbor relationship? ()*

Options:

A.

2-way

B.

Down

C.

Attempt

D.

Full

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Questions 267

What is the protocol of the Router Advertisement (RA) packet, which is used in IPv6 stateless address auto-configuration?

Options:

A.

TCPv6

B.

ICMPv6

C.

UDPv6

D.

IGMPv6

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Questions 268

Which is a valid EUI-64 address?

Options:

A.

00E0-FCEF-FFFE-0FEC

B.

02E0-FCFF-FEEF-0FEC

C.

02E0-FCEF-FFFE-0FEC

D.

00E0-FCFF-FEEF-0FEC

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Questions 269

VLAN 4095 is reserved for system use and VLAN 1 cannot be deleted on Huawei switches.

Options:

A.

TRUE

B.

FALSE

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Questions 270

Only the WPA2-PSK security policy supports TKIP data encryption.

Options:

A.

TRUE

B.

FALSE

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Questions 271

The router ID of the OSPF-enabled router must be the same as the IP address of an interface on the router.

Options:

A.

TRUE

B.

FALSE

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Questions 272

As shown in the figure below. All switches enable the $P protocol and keep other configurations in their default state. When the network is stable, are the following statements correct? () (Multiple Choice Questions)

Options:

A.

Both ports of SWC are in Forwarding state

B.

Both ports of SWB are in Forwarding state

C.

SWA is the root bridge in this network

D.

D. SWB is the root bridge in this network

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Questions 273

NAT configuration is as follows, which IP can be converted when accessing the public network (RTA) acl2000 (RTA-acl-basic-2000) rule5 permit source 192.168.1.00.0.0.255 RTA-acl-basic-2000) rule 10 permit source 192.168. 2.0 0.0.0.255 RTA-acl-basic-2000)quit RTA)interface serial1/0/0

(RTA-Serial1/0/0 )nat outbound 2000 address-group1 no-pat *

Options:

A.

192.168.1.254

B.

192.168.2.222

C.

198.162.1.222

D.

100.1.1.3

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Questions 274

From a security perspective, router A refuses to receive OSPF packets. ICMP packets received from the cO/0/1 interface. Which of the following commands can achieve this requirement? ()

Options:

A.

acl rumber 300o rule 5 deny ospf rule 10deny icmp interface

GigabitEthernet0/0/1 traffic-filter inbounD.ac1300o#

B.

acl rumber 2000 rule 5 deny 89 rule 10 deny 1 interface

GigabitEtherneto/0/1 trafficfilter inbounD.ac12000#

C.

acL rumber 300o rule 5 deny 89 rule 10 deny icmp interface

GigabitEthernet0/0/1 traffic-filter inbounD.ac1 30oo#

D.

acl number 3000 rule 5 deny 89 rule 10 deny 1 interface GigabitEtherneto/0/1 trafficfilter inbounD.aci 3000

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Questions 275

As shown in the figure, after the two routers are configured with 0SPF, the administrator configures the command on RTA. Is the following description correct? () (Multiple Choice Questions)

Options:

A.

RTA will continue to receive, analyze and process OSPF packets sent by RTB

B.

The neighbor relationship between the two routers will be down

C.

The neighbor relationship between the two routers will not be affected

D.

RTA will no longer send OSPF packets

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Questions 276

Which of the following working modes are supported by Huawei enterprise APs? ()*

Options:

A.

Local

B.

Cloud

C.

FIT

D.

FAT

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Questions 277

What are the advantages of the OSPF protocol? ()*

Options:

A.

Support area division

B.

OSPF supports load sharing for equal-cost routes

C.

OSPF supports message authentication

D.

OSPF supports typeless inter-domain routing (CIDR)

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Questions 278

The router Radius information configuration is shown in the figure. Which of the following statements are correct? ()#Radius-server template Huawei radius-server shared.key cipher Huawei radius-server authentication 200.0.12.1 1812 radius-server accounting 200.0.12.1 1813#*

Options:

A.

The source IP address of the Radius packet sent by the router is 200.0.12.2

B.

The P address of the accounting server is 200.0.12.1

C.

The P address of the authorization server is 200.0.12.1

D.

The P address of the authentication server is 200.0.12.1

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Questions 279

As shown in the figure below, assuming that the other configurations of the switch are kept in the default state, which port of the following switch will become the designated port? () (Multiple Choice Questions)

Options:

A.

G0/0/1 of SWB

B.

SWC's G0/0/2

C.

SWA's G0/0/3

D.

D. SWC's G0/0/1

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Questions 280

Which of the following statements about IPv6 address configuration are correct? ()*

Options:

A.

IPv6 supports stateless automatic configuration

B.

IPv6 address supports automatic configuration in multiple ways

C.

IPv6 supports DHCPv6 for address configuration

D.

IPv6 addresses can only be configured manually

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Questions 281

As shown in the figure, all switches run STP. Assume that the path cost of all ports is 200. What is the root path cost contained in the configuration BPDU received by G0/0/4 on SWD?

Options:

A.

0

B.

400

C.

200

D.

600

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Questions 282

On the VRP, when the mkdir test command is run, the system creates a directory named test.

Options:

A.

TRUE

B.

FALSE

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Questions 283

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

Options:

A.

TRUE

B.

FALSE

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Questions 284

If the broadcast address of a network is 172.16.1.255, which of the following addresses is the network address?

Options:

A.

172.16.1.128

B.

172.16.1.1

C.

172.16.2.0

D.

172.16.1.253

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Questions 285

Which of the following network parameters can be assigned by Dynamic Host Configuration Protocol DHCP? ()*

Options:

A.

IP address

B.

Gateway address

C.

Operating system name

D.

DNS address

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Questions 286

The network is shown in the figure below. Switch configuration information is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)

Options:

A.

Data frames on the two links do not include VLANTAG

B.

Host A and Host B can be pinged

C.

C. Host A and Host B cannot be pinged

D.

The PVID of the switch GigabitEthernet0//1 port is 20

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Questions 287

In STP, the bridge ID on the switching network is as follows. With which of the following bridge IDs is the switch selected as the root bridge?

Options:

A.

32768 00-01-02-03-04-BB

B.

4096 00-01-02-03-04-DD

C.

32768 00-01-02-03-04-CC

D.

32768 00-01-02-03-04-AA

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Questions 288

The routing table is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)

Options:

A.

The router forwards the destination from Ethernet0/0/0IPacket with P as 10.0.2.2.

B.

The NextHop of the destination network 10.0.3.3/32 is not directly connected, so the router will not forward packets with the destination IP address 10.0.3.3.

C.

The router forwards the purpose from Ethernet (/o/0IPackets with P as 10.0.3.3.

D.

The router forwards data packets whose destination IP is 10.0.12.1 from Ethernet (/0/0)

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Questions 289

How to add AP on AC.? ()*

Options:

A.

Add online

B.

Automatically discover AP

C.

Import AP offline

D.

Manually confirm APs in the non-certified list

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Questions 290

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

Options:

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

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Exam Code: H12-811_V1.0
Exam Name: HCIA-Datacom V1.0 Exam
Last Update: Nov 21, 2024
Questions: 967

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