Examen HCIA Dump 200 Preguntas Part-1

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Question 1 of 200

1.When the Trunk port send the data frame, how to deal with?

Select one or more of the following:

A. When the VLAN ID is the same as the PVID of the port and is a VLAN ID allowed by the port, remove the Tag and send the message
B. When the VLAN ID is different from the PVID of the port, the data frame is dropped
C. When the VLAN ID is different from the PVID of the port, replace it with PVID forwarding
D. When the VLAN ID is different from the PVID of the port, strip off the TAG and forward

Explanation

Question 2 of 200

2.How many bits are there in the VLAN ID in the VLAN format defined by IEEE802.1Q?

Select one or more of the following:

A.12
B.6
C.10
D.8

Explanation

Question 3 of 200

3. In the network shown in the figure below, the output information of switch A is shown in the figure. Then in the MAC address table of switch A, which interface does the MAC address of host B correspond to?

Select one or more of the following:

A. GigabitEthernet 0/0/3
B. GigabitEthernet0/0/2
C. Eth-Trunk 1
D. GigabitEthernet0/0/1

Explanation

Question 4 of 200

4.All ports on the root-bridge switch are designated ports.

Select one or more of the following:

A.True
B.False

Explanation

Question 5 of 200

5.In the configuration BPDU sent by the switch, which bridge ID is unlikely to appear?

Select one or more of the following:

A.8192 00-01-02-03-04-CC
B.4096 00-01-02-03-04-CC
C.0 00-01-02-03-04-CC
D.2048 00-01-02-03-04-CC

Explanation

Question 6 of 200

6. The number of VLANs that can be created using the commands "vlan batch 10 20" and "vlan batch 10 to 20" respectively is

Select one or more of the following:

A.11 and 11
B.11 and 2
C.2 and 2
D. 2 and 11

Explanation

Question 7 of 200

7.By default, the root path cost of the root bridge in the STP protocol must be 0.

Select one or more of the following:

A.True
B.False

Explanation

Question 8 of 200

8. The administrator wants all hosts to be unable to access the Internet between 8:00-17:00 every day, so which ACL rule needs to be bound to the traffic-filter outbound in the GO/0/1 interface allocation?

Select one or more of the following:

A. time-range am9topm5 08:00 to working-day
Acl number 2003
rule 5 deny time-range am9topjni5
B. time-range am9topm5 08:00 to 17:00 off-day
#
acl number 2004
rule 5 permits time-range
C. time-range am9topm5 08:00 to 17:00 daily
acl number 2001
rule 5 deny time-range am9topm5
D. time-range am9topm5 07:00 to 18:00 daily
Acl number 2002

Explanation

Question 9 of 200

9.As shown in the figure below, the wrong statement is:
acl number 2000]
rule 5 deny source 200.0.12.00.0.0.7 rule 10permit source200.0.12.00.0.0.15 #
interface GigabitEthernetO/0/1 traffic-filteroutbound acl2000

Select one or more of the following:

A. The host whose source IP address is 200.0.12.4 cannot access the Internet
B. The host whose source IP address is 200.0.12.2 cannot access the Internet
C. The host whose source IP address is 200.0.12.8 cannot access the Internet
D. The host whose source IP address is 200.0.12.6 cannot access the Internet

Explanation

Question 10 of 200

10. On Huawei equipment, if you use aaa authentication for authorization. When the remote server does not respond, you can authorize from the network equipment side.

Select one or more of the following:

A.True
B.False

Explanation

Question 11 of 200

11.What percentage does the DHCP client expect to send the lease renewal message for the first time?

Select one or more of the following:

A.0.5
B.0.875
C.1
D.0.25

Explanation

Question 12 of 200

12. After the administrator successfully logs in to the router through Telnet, and finds that the router's interface IP address cannot be allocated, the possible reasons are ()

Select one or more of the following:

A. The Telnet user level is incorrectly configured
B. SNMP parameter is incorrectly configured
C. The Telnet user authentication mode is incorrectly configured
D. The administrator uses the telnet terminal software to prohibit the corresponding operation

Explanation

Question 13 of 200

13. vty configuration as shown in the figure, the user authority level is set to level 3.
[Huawei]user-interface vty o 14
[Huawei-ul-vtyo-14]acl 2000 inbound
[Huavei-ui-vtyo-14]user privilege level 3
[Huavei-ui-vtyo-14]authentication-node password Please configure the login password (maxim length 16):Huawei

Select one or more of the following:

A.False
B.True

Explanation

Question 14 of 200

14.When AP and AC are on different Layer 3 networks, what method is recommended for AP to discover AC? (Multiple Choice)

Select one or more of the following:

A. Broadcasting method
B. DNS
C. DHCP
D. Manually specified on AP

Explanation

Question 15 of 200

15. What frequency does IEEE 802.11n support? (Multiple Choice)

Select one or more of the following:

A.2.5GHz
B.2.4GHz
C.5GHz
D.6GHz

Explanation

Question 16 of 200

16.In IPv4 networks, AP supports static and DHCP methods to obtain IP addresses.

Select one or more of the following:

A.True
B.False

Explanation

Question 17 of 200

17. What is the maximum negotiation rate supported by the IEEE 802.llg standard?

Select one or more of the following:

A.300Mbps
B.150Mbps
C.54Kbps
D.1200Mbps

Explanation

Question 18 of 200

18. Which WLAN security policies support the link authentication method of Open mode? (Multiple
Choice)

Select one or more of the following:

A. WPA2-802.IX
B. WPA2-PSK
C. WEP
D .WPA

Explanation

Question 19 of 200

19.Which of the following SNMP packets are sent to the NMS by the Agent on the managed device?
A.Set-Request

Select one or more of the following:

A.Set-Request
B.Get-Request
C.Get-Next-Request
D.Response

Explanation

Question 20 of 200

20. Which field is added to the IPv6 packet header than the IPv4 packet header?

Select one or more of the following:

A.Destination Address
B.Flow Label
C.Version
D.Source Address

Explanation

Question 21 of 200

21.Which of the following statements about RA and RS in IPv6 are correct? (Multiple Choice)

Select one or more of the following:

A. RS is used to reply address prefix information
B. RA is used to request address prefix information
C. RS is used to request address prefix information
D. RA is used to reply address prefix information

Explanation

Question 22 of 200

22. Telnetlib is a module that implements the Telnet protocol that comes with Python.

Select one or more of the following:

A.True
B.False

Explanation

Question 23 of 200

23. The controller is the core component of SDN. The controller connects to the device through the southbound interface. Which of the following belong to the controller southbound protocol? (Multiple Choice)

Select one or more of the following:

A.SNMP
B.PCEP
C.OpenFlow
D.NETCONF

Explanation

Question 24 of 200

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

Select one or more of the following:

A.True
B.False

Explanation

Question 25 of 200

25.Using the command mkdir test in the VRP operating platform, the system will create a directory named test.

Select one or more of the following:

A.True
B.False

Explanation

Question 26 of 200

26. As shown in the figure, after the two routers are configured with OSPF, the administrator configures the <silent -interface s0/0/0> command on RTA, then the correct description of the following is (). (Multiple Choice)

Select one or more of the following:

A. The neighbor relationship between the two routers will be down
B. The neighbor relationship between the two routers will not be affected
C. RTA will no longer send OSPF packets
D. RTA will continue to receive, analyze and process OSPF packets sent by RTB

Explanation

Question 27 of 200

27. Which of the following statements about the default route are correct? (Multiple Choice)

Select one or more of the following:

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 as a route to the network 0.0.0.0 (the mask is also 0.0.0.0)

Explanation

Question 28 of 200

28. In the network shown in the figure below, the router receives a data packet with a destination IP address of 11.0.12.1 from host A. After this data packet is forwarded by the router, what are the
destination MAC and destination IP?

Select one or more of the following:

A.MAC-C, 11.0.12.1
B.MAC-D, 10.0.12.2
C.MAC-D, 11.0.12.1
D.MAC-B, 11.0.12.1

Explanation

Question 29 of 200

29. In the network shown in the figure below, assuming that all routers enable the OSPF protocol at the same time, which router is the BDR in this network?

Select one or more of the following:

A.Router D
B.Router B
C.Router C
D.Router A

Explanation

Question 30 of 200

30. There are multiple route entries to the same destination network in the routing table. These routes are called:

Select one or more of the following:

A. Sub-optimal routing
B. Multi-path routing
C. Default route
D. Equal cost routing

Explanation

Question 31 of 200

31. The function of 0SPF hello message is (). (Multiple Choice)

Select one or more of the following:

A. Neighbor discovery
B. Maintain neighbor relations
C. Update LSA information
D. Synchronize the LSDB of the router

Explanation

Question 32 of 200

32. The broadcast address is a special address in which the host bits in the network address are all set to 1, and it can also be used as a host address.

Select one or more of the following:

A.True
B.False

Explanation

Question 33 of 200

33. Which of the following cannot be the length of the IPv4 packet header?

Select one or more of the following:

A.32B
B.60B
C.20B
D.64B

Explanation

Question 34 of 200

35. In the network shown in the figure below, if Router A and Router B's loopback 0 communicate through static routing, which command needs to be entered on Router A?

Select one or more of the following:

A. ip route-static 10.0.2.2 0 GigabitEthernet 0/0/0
B. ip route-static 10.0.2.2 32 GigabitEthernet 0/0/0
C. ip route-static 10.0.2.2 255.255.255.255 10.0.12.1
D. ip route-static 10.0.2.2 255.255.255.255 10.0.12.2

Explanation

Question 35 of 200

36. What is the priority value of the direct route entry?

Select one or more of the following:

A.0
B.30
C.10
D.20

Explanation

Question 36 of 200

37.As shown in the figure, if host A and host B want to achieve inter-VLAN communication through single-arm routing, which configuration should be done under the G0/0/1.1 interface of RTA?

Select one or more of the following:

A.dot1q termination vid 30
B.dot1q termination vid 20
C. dot1q termination vid 10
D.dot1q termination vid 40

Explanation

Question 37 of 200

38. As shown in the figure, the correct description of this network topology is ().

Select one or more of the following:

A. There are 6 collision domains in this network
B. There are 2 broadcast domains in this network
C. There are 6 broadcast domains in this network
D. There are 12 conflict domains in this network

Explanation

Question 38 of 200

39. The network administrator created VLAN 10 on the Layer 3 switch and configured an IP address under the virtual interface of the VLAN. When the command "display IP interface brief" is used to check the port status, it is found that the VLANIF 10 interface is in the downstate. What should be done to restore the VLANIF 10 interface to normal?

Select one or more of the following:

A. Add an interface that must be Up and must be of type Trunk into VLAN 10
B. Assign any physical interface to VLAN 10
C. Assign a physical interface that must be Up to VLAN 10
D. Use the command "undo shutdown" under VLANIF 10 interface

Explanation

Question 39 of 200

40.The output information of the sub-interface of a router aggregate port 1 is shown in the figure. Based on this information, which of the following statements are correct? (Multiple Choice)

[Router A]display Interface Eth-Trunk 1.100
Eth-Trunk1.100 current state : UP
Line protocol current state : UP
Last line protocol up time : 2019-03-04 10:22:40 UTC -08 :00
Description: HUAWEI, AR Series, Eth-Trunk1.100 Interface
Route Port, Hash arithmetic : According to SIP-XOR-DIP, Maximal BW: 2G, Current BW: 2G, The
Maximum Transmit Unit is 1500
Internet Address is 10.0.12.2/24
IP Sending Frames’ Format is PKTFIT ETENT 2.Hardware address 1s 00e0-fc3b-2015
Current system time: 2019-03-04 10:24:29 -08:00
Last 300 seconds input rate 0 bits/sec, 0 packets/sec
Last 300 seconds output rate 0 bits/sec, 0 packets/sec
Realtime 0 seconds input rate 0 bits/sec, 0 packets/sec
Realtime 0 seconds output rate 0 bits/sec, 0 packets/sec
Input: 6 packets, 574 bytes,
Output:7 packets, 638 bytes,
Input bandwidth utilization ;0%
Output bandwidth utilization :0%
————————————————————————————————
PortName Status Weight
————————————————————————————————
GigabitEthernet0/0/1 UP 1
GigabitEthernet0/0/2 UP 1
————————————————————————————————
The Number of Ports in Trunk : 2
The Number of UP Ports in Trunk : 2

Select one or more of the following:

A. Two links exist on the aggregate port
B. The IP address of the sub-interface of the aggregate port is 10.0.12.2/24
C. The sub-interface number of the aggregate port is 100
D. The sub-interface of the aggregate port carries VLAN TAG 100 when forwarding data frames

Explanation

Question 40 of 200

41. As shown in the figure below, suppose the MAC address table of SWA is as follows. Now host A sends a data frame with the destination MAC address MAC-B. Which of the following statements is correct?

Select one or more of the following:

A. Forward this data frame only from port G0/0/2
B. Forward this data frame only from port G0/0/3
C. STA discards the data frame
D. Flood this data frame

Explanation

Question 41 of 200

42. Which of the following does not be included in AAA?

Select one or more of the following:

A.Authentication
B.Accounting
C.Authorization
D.Audit

Explanation

Question 42 of 200

43. On Huawei ARG3 series routers, what authentication modes does AAA support? (Multiple Choice)

Select one or more of the following:

A.802.1x
B.Local
C.None
D.HWTACACS

Explanation

Question 43 of 200

44. 44.Which of the following protocols consist of the PPP protocol? (Multiple Choice)

Select one or more of the following:

A.LCP
B.PPPoE
C.NCP
D.Authentication protocol

Explanation

Question 44 of 200

45. Which of the following statements about Prefix Segment is wrong?

Select one or more of the following:

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

Explanation

Question 45 of 200

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

<Huawe1>display interface G1gabitEthernet 0/0/0
G1gabi tEthernet0/0/0 current state : UP
Line protocol current state : UP
Route Port, The Maximum Transmit Unit is 1000
The Internet Address is 10.0.12.2/24
IP Sending Frames' Format is PRTFMT ETENT_2.Hardware address is 00e0- fc22- 4fff
Port Mode: FORCE COPPER
Speed : 100.Loopback: NONE
Duplex: FULL,Negotiation: DISABLE
Md1 : AUTO
Last 300 seconds input rate 24 bits/sec, 0 packets/sec
Last 300 seconds output rate 24 bits/sec, 0 packets/sec

Select one or more of the following:

A. The IP address of the interface is 10.0.12.2/24
B. The MAC address of the interface is 00e0-fc22-4fff
C. The working rate of this interface is 1Gbps
D. The MTU value of this interface is 1000

Explanation

Question 46 of 200

47.In the OSI reference model, what can complete end-to-end error detection and flow control?

Select one or more of the following:

A. Physical layer
B. Data link layer
C. Network layer
D. Transport layer

Explanation

Question 47 of 200

48. In the network shown in the figure below, all routers run OSPF protocol. Above the link is the value of the Cost value, then the path for RTA to reach the network 10.0.0.0/8 is:

Select one or more of the following:

A. A-B-D
B. RTA cannot reach 10.0.0.0/8
C. A-C-D
D. A-D

Explanation

Question 48 of 200

49.Which of the following statement about static routing in Huawei equipment is wrong?

Select one or more of the following:

A. The cost value (Cost) of the static route cannot be modified
B. The default value of the static route priority is 60
C. The range of the static route priority value is 1-255
D. When the priority of the static route is 0, the route will definitely be preferred.

Explanation

Question 49 of 200

50.Which of the following statements is correct?

Select one or more of the following:

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

Explanation

Question 50 of 200

50.Which of the following statements is correct?

Select one or more of the following:

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

Explanation

Question 51 of 200

51. On interfaces that use PPP as the data link layer protocol, you can configure static routes by specifying the next-hop address or outbound interface.

Select one or more of the following:

A.True
B.False

Explanation

Question 52 of 200

52. Which of the following description about the Layer 2 Ethernet switch is incorrect?

Select one or more of the following:

A. It is necessary 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 switches work at the data link layer

Explanation

Question 53 of 200

53. As shown in the information in the figure, when learning this switch needs to forward the frame with the destination MAC address of 5489-98ec-f011, which of the following description is correct?

Select one or more of the following:

A. The switch will flood the frame on all ports except the port that received the frame
B. The switch will send a message that the destination is unreachable to the source device
C. The switch does not find a matching entry in the MAC address table, so it will discard the frame
D. The switch needs to send a request to discover the device with the MAC address of 5489 98ec-f011

Explanation

Question 54 of 200

54. What is the range of VLAN ID that users can use?

Select one or more of the following:

A.1-4096
B.1-4094
C.0-4096
D.0-4095

Explanation

Question 55 of 200

55. By default, in the SNMP protocol, which port number does the agent process use to send alarm messages to NS?

Select one or more of the following:

A.164
B.163
C.162
D.161

Explanation

Question 56 of 200

56. As shown in the figure below, router A has Telnet router B through IP address 10.0.12.2. In the current interface, which of the following operations will cause the Telnet session of Router A and Router B to be interrupted? (Multiple Choice)

Select one or more of the following:

A. Modify the IP address of G0/0/1 interface
B. Close G0/0/1 interface
C. Configure static routing
D. Enable 0SPF protocol under G0/0/1 interface

Explanation

Question 57 of 200

57. What is the port number used by the FTP protocol control plane?

Select one or more of the following:

A.23
B.24
C.21
D.22

Explanation

Question 58 of 200

58. There is no channel overlap in the 14 available frequency bands in the 2.4GHz frequency band

Select one or more of the following:

A.True
B.False

Explanation

Question 59 of 200

59. After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?

Select one or more of the following:

A.Join
B.Handshake
C.Association
D.Negotiate

Explanation

Question 60 of 200

60. The Layer 2 networking of WLAN means that the STA uses the AC as its gateway

Select one or more of the following:

A.True
B.False

Explanation

Question 61 of 200

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

Select one or more of the following:

A.802.11au
B.802.11ax
C.802.11at
D.802.11ac

Explanation

Question 62 of 200

62. Which of the following working modes are supported by Huawei Enterprise AP? (Multiple Choice)

Select one or more of the following:

A.Local
B.Cloud
C.FIT
D.FAT

Explanation

Question 63 of 200

63.Which of the following statements about Adjacency Segment is wrong?

Select one or more of the following:

A. Adjacency Segment is identified by Adjacency Segment ID (SID)
B. Adjacency Segment spreads to other network elements through IGP protocol, which is visible globally
and effective locally
C. Adjacency Segment must be configured manually
D. Adjacency Segment is used to identify an adjacency of a node in the network

Explanation

Question 64 of 200

64. 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?

Select one or more of the following:

A.Authenticate-Reject
B.Authenticate-Ack
C.Authenticate-Nak
D.Authenticate-Reply

Explanation

Question 65 of 200

65. Which version of the SNMP protocol below supports encryption features?

Select one or more of the following:

A.SNMPv3
B.SNMPv2c
C.SNMPv1
D.SNMPv2

Explanation

Question 66 of 200

66.SNMPv1 defines 5 protocol operations.

Select one or more of the following:

A.True
B.False

Explanation

Question 67 of 200

67. The IPv6 address 2001: ABEF: 224E: FFE2: BCC0: CD00: DDBE: 8D58 cannot be abbreviated.

Select one or more of the following:

A.True
B.False

Explanation

Question 68 of 200

68. The DHCPv6 server supports providing other configuration information such as DNS server address for the host.

Select one or more of the following:

A.True
B.False

Explanation

Question 69 of 200

69.Which planes of the following does a network device have? (Multiple choice)

Select one or more of the following:

A. Control plane
B. Business plane
C. Data plane
D. Management plane

Explanation

Question 70 of 200

70. Virtualization is the basis for the realization of NEV. Which of the following statements about the characteristics of virtualization is correct? (Multiple choice)

Select one or more of the following:

A. Hardware independence: virtual machine and hardware decoupling, support virtual machine migration
between servers.
B. Encapsulation: All virtual machines share the operating system, and encapsulation is achieved through
name spaces.
C. Isolation: The virtual machines on the same physical server are isolated from each other
D. Partition: You can run multiple virtual machines on a single physical server at the same time.

Explanation

Question 71 of 200

71. The output information of the router R1 routing table is shown in the figure. Which of the following statements is correct? (Multiple Choice)

Select one or more of the following:

A. The router will discard data packets whose destination network is 11.0.0.0/8
B. The router will forward data packets whose destination network is 12.0.0.0/8
C. The data packet whose destination network is 11.0.0.0/8 will be forwarded from the router's GigabitEthernet0/0/0 interface
D. The data packet whose destination network is 12.0.0.0/8 will be forwarded from the router's Ethernet070/0 interface

Explanation

Question 72 of 200

72. Which of the following description about the Router ID of OSPF is incorrect? (Multiple Choice)

Select one or more of the following:

A. Router ID must be the IP address of an interface on the router
B. The prerequisite for the normal operation of the OSPF protocol is that the router has a Router ID
C. The Router ID must be manually configured
D. The Router ID must be the same in the same area, and the Router ID in different areas can be different

Explanation

Question 73 of 200

73.Which of the following statements about direct routing is correct?

Select one or more of the following:

A. Direct routing requires the administrator to manually configure the destination network and the next-hop address
B. Direct route has lower priority than static route
C. Direct route priority is lower than dynamic route
D. Direct routing has the highest priority

Explanation

Question 74 of 200

74.What are the advantages of the OSPF protocol? (Multiple Choice)

Select one or more of the following:

A. Division of support areas
B. OSPF supports load sharing for equal-cost routes
C. OSPF supports message authentication
D. OSPF supports type-less inter-domain routing (CIDR)

Explanation

Question 75 of 200

75. The route entry 10.0.0.24/29 may be aggregated from which of the following subnet routes? (Multiple Choice)

Select one or more of the following:

A.10.0.0.26/30
B.10.0.0.23/30
C.10.0.0.24/30
D.10.0.0.28/30

Explanation

Question 76 of 200

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

Select one or more of the following:

A.True
B.False

Explanation

Question 77 of 200

77. If the Proto of a certain route information in the routing table is Direct, the priority of this route is set to 0.

Select one or more of the following:

A.True
B.False

Explanation

Question 78 of 200

78. What are the network types supported by the OSPF protocol? (Multiple Choice)

Select one or more of the following:

A.Point-to-Point
B.Non-Broadcast Multi-Access
C.Point-to-Multipoint
D.Broadcast

Explanation

Question 79 of 200

79. The election of the root switch in STP only compares the switch priority, while in RSTP, the switch priority and MAC address are compared at the same time.

Select one of the following:

True
False

Explanation

Question 80 of 200

80.Which of the following is not the reason for RSTP improving the convergence speed?

Select one or more of the following:

A. Introduction of edge ports
B. Fast switching of the root port
C. P/A mechanism
D. Forward Delay canceled

Explanation

Question 81 of 200

81. The IP addresses of the VLANIF interfaces of the same switch cannot be the same.

Select one of the following:

True
False

Explanation

Question 82 of 200

82. The MAC address table of the existing switch is shown in the figure. Which of the following statements are correct?

Select one or more of the following:

A. When the switch restarts, the MAC address learned by port Eth0/0/2 does not need to be relearned
B. When the switch restarts, the MAC address learned by port Eth0/0/3 needs to be learned again
C. The data frame with the source MAC address of 5489-9811-0b49 and the destination MAC address of
5489-9894-1d30 received from the port is forwarded from the Eth0/0/2 port
D. The data frame with the source MAC address of 5489-9885-18a8 and the destination MAC address of
5489-989d-1d30 received from the port is forwarded from the Eth0/0/1 port

Explanation

Question 83 of 200

83. The MAC address table of a certain switch is shown in the figure. If the switch receives a data frame with a destination MIAC of 5489-9885-18a8 from port Eth0/0/2, which of the following statements is correct?

Select one or more of the following:

A. Forward this data frame from Eth0/0/1 port
B. Flood this data frame
C. Discard this data frame
D. Forward this data frame from the Eth0/0/2 port

Explanation

Question 84 of 200

84. The switch GO/0/1 port configuration information is shown in the figure. Which VLAN data frame does the switch forward without VLAN TAG?

#
interface GigabitEtherneto/o/1
port link-type trunk
port trunk pvid vlan 10
port trunk allow-pass vlan 10 20 304o
#

Select one or more of the following:

A.10
B.30
C.20
D.40

Explanation

Question 85 of 200

85.When the Access type port sends a message, it will ().

Select one or more of the following:

A. Send messages with tag
B. Strip the VLAN information of the message, and then send it out
C. Type the PVID information of this port, and then send it out
D. Add the ZLAN message of the message, and then send it out

Explanation

Question 86 of 200

86.The configuration information of a certain port of the switch is shown in the figure, then this port carries VLAN TAG when sending data frames carrying which VLAN?
interface GigabitEtherneto/0/1
port hybrid tagged vlan 2 to 3 100
port hybrid untagged vlan 4 6
#

Select one or more of the following:

A. 1,2.3,100
B. 2.3.100
C. 1,2.3.4.6,100
D. 2.3.4.6,100

Explanation

Question 87 of 200

87. What is the value of the Type field in the RStp configuration BPDU message?

Select one or more of the following:

A.Ox01
B.ox00
C.ox02
D.ox03

Explanation

Question 88 of 200

88. The Priority field in the VLAN tag can identify the priority of the data frame. What is the range of this priority?

Select one or more of the following:

A.0-15
B.0-63
C.0-3
D.0-7

Explanation

Question 89 of 200

89. What elements can NAPT convert?

Select one or more of the following:

A. Only MAC address
B. IP address + port number
C. MAC address + port number
D. Only IP address

Explanation

Question 90 of 200

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

Select one or more of the following:

A. acl rumber 300o
rule 5 deny ospf
rule 10 deny icmp
#
interface GigabitEthernet0/0/1
traffic-filter inbound ac1 300o
#
B. acl rumber 2000
rule 5 deny 89
rule 10 deny 1
#
interface GigabitEtherneto/0/1
traffic-filter inbound ac1 2000
#
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
traffic-filter inbound aci 3000

Explanation

Question 91 of 200

91. As shown in the figure, there is a web server in the private network that needs to provide HITRP services to public network users. Therefore, the network administrator needs to configure NAT on the gateway router RTA to achieve the requirements. Which of the following configuration can meet the requirement?

Select one or more of the following:

A.RTA-Gigabitethernet0/0/1]nat server protocol tcp global 192.168.1.1 www inside 202.10.10.18080
B.[RTA-Seria11/0/1]nat server protocol tcp global 192.168.1.1 www inside 202.10.10.1 8080
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 tcp global 202.10.10.1 www inside 192.168.1.1 8080

Explanation

Question 92 of 200

92. A network engineer prompts the following information when entering the command line: Error: Unrecognized command found at ‘^’position. Which of the prompt information is correct?

Select one or more of the following:

A. The input command is incomplete
B. Wrong parameter type
C. No keyword found
D. Input command is not clear

Explanation

Question 93 of 200

93.<huawei>system-view
[huawei]command-privilege level 3 view user save
The correct statement about the above configuration command is:

Select one or more of the following:

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

Explanation

Question 94 of 200

94.Which of the following descriptions about the switch is wrong?

Select one or more of the following:

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. Switches are generally used as network export equipment

Explanation

Question 95 of 200

95.Which of the following descriptions about firewalls is wrong?

Select one or more of the following:

A. Firewall can realize user identity authentication
B. Firewall can realize access control between different networks
C. Firewall can isolate networks with different security levels
D. The firewall cannot achieve network address translation

Explanation

Question 96 of 200

96. What kind of message does the OSPF protocol use to discover and maintain neighbor relationships?

Select one or more of the following:

A.DD
B.LSR
C.LSU
D.HELLO

Explanation

Question 97 of 200

97.On the VRP platform, the default protocol priority of routes in the direct routing, static routing, RIP, OSPF area is:

Select one or more of the following:

A. Direct routing,OSPF,Static routing,RIP
B. Direct routing,Static routing,RIP,OSPF
C. Direct routing,RIP,Static routing,OSPF
D. Direct routing,OSPF,RIP,Static routing

Explanation

Question 98 of 200

98. In the network shown in the figure below, the host has an ARP cache, and host A sends a packet to host B. What are the destination MAC and destination IP of this packet?

Select one or more of the following:

A. MAC-B,11.0.12.1
B. MAC-D,11.0.12.1
C. MAC-C,10.0.12.2
D. MAC-A,11.0.12.1

Explanation

Question 99 of 200

99. On Huawei routers, what is the default value of the OSPF protocol internal routing priority?

Select one or more of the following:

A.20
B.10
C.30
D.0

Explanation

Question 100 of 200

100. Now there are the following four segments: 10.24.0.0/24, 10.24.1.0/24, 10.24.2.0/24, 10.24.3.0/24, which route can point to these four network segments at the same time? (Multiple Choice)

Select one or more of the following:

A.10.24.1.0/23
B.0.0.0.0/0
C.10.24.0.0/22
D.10.24.0.0/21

Explanation

Question 101 of 200

101. Which fields in the IPv4 header are related to fragmentation? (Multiple Choice)

Select one or more of the following:

A.TTL
B.Fragment Offset
C.Identification
D.Flags

Explanation

Question 102 of 200

102.As shown in the figure below, which of the following statements are correct?

Host A-----------------------------------------Host B
Ip 10.0.12.1/30 Ip 10.0.12.5/24
Mac. Mac A Mac. Mac B

Select one or more of the following:

A. Host A can ping host B
B. Host A and Host B cannot obtain each other's MAC address
C. The following entry 10.0.12.5 MAC-B exists in the ARP cache of host A
D. The broadcast address of host A and host B are the same

Explanation

Question 103 of 200

103. As the figure shown: (Multiple Choice)

Select one or more of the following:

A. Client3 belongs to VLAN30, and the command for dividing VLAN on the switch is correct
B. Client4 belongs to VLAN40, and the command for dividing VLAN on the switch is correct
C. Client2 belongs to VLAN20, and the switch based on the MAC address division command is correct
D. Client1 belongs to VLAN10, and the command for dividing VLAN on the switch is correct

Explanation

Question 104 of 200

D. Client1 belongs to VLAN10, and the command for dividing VLAN on the switch is correct

Select one of the following:

True
False

Explanation

Question 105 of 200

105. When Huawei switches allow STP, the priority of the switch is by default:

Select one or more of the following:

A.32768
B.8192
C.16384
D.4096

Explanation

Question 106 of 200

106.As shown in the figure, the switch runs STP with default parameters, which of the following ports will be elected as the designated port?

Select one or more of the following:

A. G0/0/1 port of switch A
B. Port G0/0/2 of switch A
C. HUB's G0/0/1 port
D. HUB's G0/0/2 port

Explanation

Question 107 of 200

107.What is the Solicited-node multicast address corresponding to IPv6 address 2019:: 8:AB?

Select one or more of the following:

A.FF02：：1：：FF08：AB
B.FF02：：FF08：AB
C.FF02：：1：：FF20：19
D.FF02：：1：：FE08：AB

Explanation

Question 108 of 200

108.For the description of the PPP link establishment process, which of the following statement is wrong?

Select one of the following:

A. In the Establish phase, the PPP link performs LCP parameter negotiation. The negotiation content includes the maximum receiving unit MRU, authentication method, magic word and other options.
B. After the NCP negotiation is successful, the PPP link will maintain the communication state and enter
the Terminate phase.
C. The Dead phase is also called the physical layer unavailable phase. When the two ends of the
communication detect that the physical line is activated, they will migrate from the Dead phase to the Establish phase, which is the link establishment phase.
D. In the Network phase, the PPP link performs NCP negotiation. Select and configure a network layer
protocol through NCP negotiation, and negotiate network layer parameters E. PPP link supports half-duplex and full-duplex modes

Explanation

Question 109 of 200

109.Which statement about SNMP protocol is correct?

Select one or more of the following:

A. SNMP uses UDP as the transport layer protocol
B. SNMP uses ICMP as the network layer protocol
C. SNMP protocol uses multicast to send management messages
D. The SNMP protocol only supports the sending of flash management messages on the Ethernet link

Explanation

Question 110 of 200

110. Which of the following commands can be used to view the router's CPU usage?

Select one or more of the following:

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

Explanation

Question 111 of 200

111. Which of the following messages are used for IPv6 stateless address autoconfiguration? (Multiple Choice)

Select one or more of the following:

A.NS
B.RA
C.NA
D.RS

Explanation

Question 112 of 200

112. Which of the following IPv6 addresses is a multicast address

Select one or more of the following:

A.FE80：：2E0：FCFF：FEEF：FEC
B.FC00：：2E0：FCFF：FEEF：FEC
C.FF02：：2E0：FCFF：FEEF：FEC
D.2000：：2E0：FCFF：FEEF：FEC

Explanation

Question 113 of 200

113.Which of the following statements about IPv6 address configuration are correct? (Multiple Choice)

Select one or more of the following:

A. IPv6 supports stateless automatic configuration
B. IPv6 address supports automatic configuration in multiple ways
C. IPv6 supports DHCPv6 for address configuration
D. IPv6 address can only be configured manually

Explanation

Question 114 of 200

114. A device has been configured to complete the Telnet configuration. The device login address is 10.1.1.10. The Telnet user name is admin and the password is Huawei@123. Which of the following is the correct way to log in to this device using telnetlib?

Select one or more of the following:

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）

Explanation

Question 115 of 200

115.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? (Multiple Choice)

Select one or more of the following:

A. The routing table is of fixed length. A device can only have one public routing table
B. The flow table is variable length. A network device can only have one flow table
C. The matching method of the flow table is to match the MAC address and IP address of the traffic at the
same time
D. The matching method of the address table is to match the route of the destination network segment with the longest mask

Explanation

Question 116 of 200

116. The router running OSPF can reach the FULL state after LSDB synchronization is completed

Select one of the following:

True
False

Explanation

Question 117 of 200

117.In the OSPF broadcast network, which routers will a Dothter router exchange link state information with? (Multiple Choice)

Select one or more of the following:

A. BDR
B. All OSPF neighbors
C. DR Other
D. DR

Explanation

Question 118 of 200

118.Which of the following IPv4 addresses the host uses cannot directly access the Internet?

Select one or more of the following:

A.100.1.1.1
B.50.1.1.1
C.10.1.1.1
D.200.1.1.1

Explanation

Question 119 of 200

119. What kind of message does the OSPF protocol use to confirm the received LSU message?

Select one or more of the following:

A.LSU
B.LSR
C.LSACK
D.LSA

Explanation

Question 120 of 200

120. The link aggregation interface can only be used as a Layer 2 interface

Select one of the following:

True
False

Explanation

Question 121 of 200

121. The RSTP protocol uses the P/A mechanism to speed up the speed of the upstream port to the Forwarding state, but what is the reason why there is no temporary loop?

Select one or more of the following:

A. Speed up port role election
B. Through the synchronization mechanism to ensure that no temporary loop occurs
C. Edge ports are introduced
D. Shorten the time of Forward Delay

Explanation

Question 122 of 200

122.Which of the following statements about router-on-a-stick are correct? (Multiple Choice)

Select one or more of the following:

A. Use only one physical link connection between the switch and the router
B. Need to create a sub-interface on the router
C. One physical connection per VLAN
D. On the switch, configure the port connected to the router as a Trunk port, and allow frames of the relevant VLAN to pass

Explanation

Question 123 of 200

123.After the system restarts the static MAC address table, the saved entries will not be lost.

Select one of the following:

True
False

Explanation

Question 124 of 200

124. As shown in the figure below, the MAC address table of SWA is as follows. The switch can't learn the MAC address of HOST A all the time. Which of the following is impossible?

Select one or more of the following:

A. The G0/0/1 port of the switch has disabled MAC address learning
B. SWA turns off the MAC address learning function of the VLAN to which host A belongs
C. HOST A did not send any data frames
D. The G0/0/1 port of the switch is set to ACCESS mode

Explanation

Question 125 of 200

125.As shown in the network below, all switches enable STP protocol. Disable SWA's G0/0/2 port configuration BPDU sending function, SWC G0/0/1 re-converges to become the root port, about this process, which of the following statements are correct? (Multiple Choice)

Select one or more of the following:

A. SWC sends TCN BPDU message to SWB
B. SWB forwards TCN BPDU to SWA
C. SWB sends configuration BPDU with TCA set to SWC
D. SWA sends configuration BPDU with TC set

Explanation

Question 126 of 200

126.In standard STP mode, which of the following non-root switches will forward the TC set BPDU generated by the root switch?

Select one or more of the following:

A. Designated port
B. Root port
C. Backup port
D. Preparation port

Explanation

Question 127 of 200

127. The router Radius information configuration is shown in the figure. Which of the following statement is correct? (Multiple Choice)

Select one or more of the following:

A. The source IP source address of the Radius packet sent by the router is 200.0.12.2
B. The IP address of the accounting server is 200.0.12.1
C. The IP address of the authorization server is 200.0.12.1
D. The IP address of the authentication server is 200.0.12.1

Explanation

Question 128 of 200

128.f a windows host is started for the first time, if the IP address is obtained by DHCP, then what is the source IP address of the first packet sent by this host?

Select one or more of the following:

A.127.0.0.1
B.169.254.2.33
C.0.0.0.0
D.255.255.255.255

Explanation

Question 129 of 200

129.In order to implement the FIT AP online, the FIT AP first needs to obtain the IP address of the AC. Which of the following is not included in the method of obtaining the IP address of the AC by the FIT AP?

Select one or more of the following:

A. Broadcasting method
B. Static designation method on AP
C. Multicast mode
D. DHCP Option mode

Explanation

Question 130 of 200

130.How to add AP on AC? (Multiple Choice)

Select one or more of the following:

A. Add online
B. Automatically discover AP
C. Import AP offline
D. Manually confirm APs in the uncertified list

Explanation

Question 131 of 200

131. Which of the following messages is used by AP to request software version from AC?

Select one or more of the following:

A.VRP System Request
B.Software Request
C.Image Data Request
D.Image package Request

Explanation

Question 132 of 200

132. The IEEE 802.11ac standard only supports the 5GHz frequency band.

Select one of the following:

True
False

Explanation

Question 133 of 200

133. To query the configuration information of the device's OSPF protocol, which of the following commands can be used? (Multiple Choice)

Select one or more of the following:

A.display ospf peer
B. Enter the command "display this" in the OSPF protocol view
C.display current-configuration
D.dis ip routing-table

Explanation

Question 134 of 200

134.Which of the following does not include in VRP system login method?

Select one or more of the following:

A.Telnet
B.Netstream
C.SSH
D.web

Explanation

Question 135 of 200

135.In which view can the administrator modify the device name for the router?

Select one or more of the following:

A.User-view
B.Protocol-view
C.System-view
D.Interface-view

Explanation

Question 136 of 200

136. If the transport layer protocol is UDP, the value of the network layer Protocol field is 6

Select one of the following:

True
False

Explanation

Question 137 of 200

137.If the application layer protocol is Te1net, what is the value of the Protoco1 field in the IPv4 header?

Select one or more of the following:

A.23
B.17
C.6
D.67

Explanation

Question 138 of 200

138.In the network shown in the figure below, host A is not configured with a gateway, and host B has the ARP cache of the gateway. Use the command ping 11.0.12.1 on host A. Which of the following statements are correct?

Select one or more of the following:

A. No data packets will be sent from host A
B. The IP address of the data packet sent by host A is 11.0.12.1
C. The destination MAC address of the data frame sent by host A is MAC-C
D. The destination MAC address of the data frame sent by host A is MAC-B

Explanation

Question 139 of 200

139.Which layer of the OSI reference model does the router work at?

Select one or more of the following:

A. Data link layer
B. Transport layer
C. Application layer
D. Network layer

Explanation

Question 140 of 200

140. VRP operating platform, which of the following commands can only view static routes?

Select one or more of the following:

A.display ip routing-table statistics
B.display ip routing-table verbose
C.display ip routing-table
D.display ip routing-table protocol static

Explanation

Question 141 of 200

141. Which OSPF version below is suitable for IPv6?

Select one or more of the following:

A.OSPFv1
B.OSPFv2
C.OSPFv3
D.OSPFv4

Explanation

Question 142 of 200

142.IP route-static 10.0.2.2 255.255.255.255 10.0.12.2 preference 20. Which is correct about this command? (Multiple Choice)

Select one or more of the following:

A. The NextHop of this route is 10.0.12.2
B. The priority of this route is 20
C. This route can guide the forwarding of packets with the destination IP address 10.0.2.2.
D. This route can guide the forwarding of packets with the destination IP address 10.0.12.2

Explanation

Question 143 of 200

143.What are the following characteristics of the default VLAN in the Layer 2 Ethernet switch? (Multiple Choice)

Select one or more of the following:

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 IP address configured on the switch will only be applied to the member ports of the default VLAN

Explanation

Question 144 of 200

144. Switch stacking supports more than two devices. Through stacking, multiple switches can be grouped into one logical device.

Select one of the following:

True
False

Explanation

Question 145 of 200

145. On which layer of the OSI reference model does the Ethernet switch work?

Select one or more of the following:

A. Network layer
B. Data link layer
C. Physical layer
D. Transport layer

Explanation

Question 146 of 200

146. The bridge ID of the STP protocol in the switching network is as follows. Which of the following bridge ID switches will become the root bridge?

Select one or more of the following:

A.4096 00-01-02-03-04-DD
B.32768 00-01-02-03-04-AA
C.32768 00-01-02-03-04-CC
D.32768 00-01-02-03-04-BB

Explanation

Question 147 of 200

147.Refer to the route-in-a-stick configuration in the figure below, it can be judged that the administrative department and the financial department can communicate with each other even if the ARP proxy is not enabled on the R1 sub-interface.

Select one or more of the following:

A.True
B.False

Explanation

Question 148 of 200

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

Select one or more of the following:

A. Improve safety
B. Realize load sharing
C. Increase bandwidth
D. Improve reliability

Explanation

Question 149 of 200

149. The network administrator configures the Huawei router RTA as shown in the figure. If a user needs to be authenticated in the authentication domain "Huawei", the correct description below is ().

[RTA]aaa
[RTA-aaa]domain Huawei
RTA-aaa-domain-huawei]authentication-s cheme aul
[RTA-aaa-domain-huawei]authentication-scheme au2

Select one or more of the following:

A. "authentication-scheme aul" authentication will be used, if "au1" is deleted, "au2" authentication will be used
B. Will use "au2" authentication and will use "authentication-scheme au1" authentication
C. Will use "authentication-scheme au2" authentication
D. "authentication-scheme au2" authentication will be used, if "au2" is registered, "aul" authentication will
be used

Explanation

Question 150 of 200

150.In the network shown in the figure, which of the following configurations can realize that host A can access the Internet, but host B can not? (Multiple Choice)

Select one or more of the following:

A.
acl number 2000
rule 5 deny source 100.0.12.0 0.0.0.255
rule 10 permit source 100.0.13.0 0.0.0.255
#
Interface GigabitEthernet0/0/3
traffic-filter outbound ac1 2000
#
B.
acl number 2000
rule 5 deny source 100.0.12.0 0.0.0.255
rule 10 permit
#
Interface GigabitEthernet0/0/3
traffic-filter outbound ac1 2000
#
C.
acl number 2000
rule 5 permit source 100.0.12.0 0.0.0.255
rule 10 deny source 100.0.13.0 0.0.0.255
#
Interface GigabitEthernet0/0/3
traffic-filter outbound ac1 2000
#
D.
acl number 2000
rule 5 permit source 100.0.12.0 0.0.0.255
rule 10 deny
#
Interface GigabitEthernet0/0/3
traffic-filter outbound ac1 2000
#

Explanation

Question 151 of 200

151. As shown in the figure, RTA uses NAT technology and realizes multiple-to-multiple NAPT address translation by defining an address pool, so that hosts in the private network can access the public network. Suppose that there are only two public IP addresses in the address pool, and they have been assigned to hosts A and B for address conversion, and if host C also wants to access the public network, which of the following description is correct?

Select one or more of the following:

A. Host C cannot be assigned 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 converts the source port of host C, and host C can access the public network
D. RTA assigns the interface address (200.10.10.3) to host C, host C can access the public network

Explanation

Question 152 of 200

152. The correct description of the information as shown in the figure is ().

[R1]display interface go/0/o
GigabitEthernet0/0/0 current state: Administratively DOWN Line protocol current state: DOWN

Select one or more of the following:

A. The GigabitEthernet 0/0/0 interface was manually closed by the administrator
B. GigabitEthernet 0/0/0 interface does not enable dynamic routing protocol
C. The GigabitEthernet 0/0/0 interface is not configured with an IP address
D. GigabitEthernet 0/0/0 interface is connected to a wrong cable

Explanation

Question 153 of 200

153. As shown in the figure below, all switches enable the STP protocol and keep other configurations in their default state. When the network is stable, which of the following statements are correct? (Multiples choice)

Select one or more of the following:

A. Both ports of SWB are in Forwarding state
B. SWB is the root bridge in this network
C. SWA is the root bridge in this network
D. Both ports of SWC are in Forwarding state

Explanation

Question 154 of 200

154. What is the total length of the IPv6 address in bits?

Select one or more of the following:

A.96
B.64
C.32
D.128

Explanation

Question 155 of 200

155. The IPv4 address assigned by the network administrator to a host in the network is 192.168.1.1/28. How many hosts can be added to the network where this host is located?

Select one or more of the following:

A.12
B.15
C.13
D.14

Explanation

Question 156 of 200

156. All ports on the root bridge switch are designated ports

Select one of the following:

True
False

Explanation

Question 157 of 200

157. As shown in the figure below, host A and host B cannot communicate

Select one of the following:

True
False

Explanation

Question 158 of 200

158. Which of the following statements about IPv6 multicast addresses are correct? (Multiple Choice)

Select one or more of the following:

A. Provide redundant functions for services
B. Realize load sharing of services
C. The packet whose destination address is a multicast address will be sent to the nearest network interface in the sense of routing
D. Multicast addresses and unicast addresses use the same address space

Explanation

Question 159 of 200

159. What is the number range of advanced ACL?

Select one or more of the following:

A.3000-3999
B.2000-2999
C.4000~～4999
D.6000~6031

Explanation

Question 160 of 200

160. The basic header length of IPv6 packets is a fixed value.

Select one of the following:

True
False

Explanation

Question 161 of 200

161. In which of the following network types does the OSPF protocol need to elect DR and BDR? (Multiple choice)

Select one or more of the following:

A. Point to multipoint
B. NBMA
C. Point-to-point type
D. Broadcast type

Explanation

Question 162 of 200

162. By default, how long is the lease period of the IP address assigned by the DHCP server?

Select one or more of the following:

A.12h
B.1h
C.24h
D.18h

Explanation

Question 163 of 200

163. When deploying ACL on Huawei devices, which of the following description is correct? (Multiple choice)

Select one or more of the following:

A. ACL can match the TCP/UDP port number of the message, and can specify the range of port numbers
B. The same ACL can be called under multiple interfaces
C. When ACL defines rules, it can only proceed in the order of 10, 20, and 30
D. ACL cannot be used to filter OSPF traffic, because OSPF traffic does not use UDP protocol encapsulation
E. When calling ACL under the interface, it can only be applied to the outbound direction

Explanation

Question 164 of 200

164. In the network shown in the figure below, when the OSPF neighbor status is stable, what is the neighbor status of Router B and Router C?

Select one or more of the following:

A.Attempt
B.2-way
C.Full
D.Down

Explanation

Question 165 of 200

165. Which parameter is used in the spanning tree protocol for root bridge election?

Select one or more of the following:

A. Port ID
B. Bridge priority
C. Root path cost
D. Bridge ID

Explanation

Question 166 of 200

166. MIB (Management Information Base) is a virtual database that exists only in NMS.

Select one of the following:

True
False

Explanation

Question 167 of 200

167. Now it is necessary to implement a Python automation script Te1net to the device to view the device running configuration. Which of the following statements is wrong?

Select one or more of the following:

A. Telnetlib can achieve this function.
B. Use telnet.Telnet (host) to connect to the Telnet server.
C. can use telnet.write(b"display current-configuration \n") to input the command to view the current configuration of the device.
D. telnet.c1ose() is used after a command entered every time, the function is that the user waits for the switch to return information.

Explanation

Question 168 of 200

168. The network administrator of a certain company wants to uniformly divide the users who often access the company network from different switches into VLAN 10 when they frequently change office locations. Which of the following methods should be used to divide VLANs?

Select one or more of the following:

A. Divide VLAN based on protocol
B. Divide VLAN based on MAC address
C. Divide VLAN based on port
D. Divide VLAN based on subnet

Explanation

Question 169 of 200

169. The picture shows the display startup information of AR2200 router. Regarding this information, which of the following statement is wrong?

Select one or more of the following:

A. next system startup file system can use the command "startup system software <startup-software-name>" to modify
B. The running configuration file is not saved
C. The system file used by the device this time is ar2220-v200r003c00spc00.cc
D. The system file cannot be modified when the device is started next time

Explanation

Question 170 of 200

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

Select one or more of the following:

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

Explanation

Question 171 of 200

171. There are hosts in a private network that need to access the Internet. In order to achieve this requirement, which of the following configurations should the administrator do on the edge router of the network? (Multiple Choice)

Select one or more of the following:

A. Default route
B.STP
C.DHCP
D.NAT

Explanation

Question 172 of 200

172. Which of the following descriptions about Trunk port and Access port is correct?

Select one or more of the following:

A. Trunk port can only send untagged frames
B. Access port can only send untagged frames
C. Access port can only send tagged frames
D. Trunk port can only send tagged frames

Explanation

Question 173 of 200

173. Which of the following statements about the division of OSPF protocol area is wrong?

Select one or more of the following:

A. Area 0 is the backbone area, and other areas must be connected to this area
B. The LSDBs in the routers in the same OSPF area are completely consistent
C. Dividing OSPF areas can reduce the LSDB scale of some routers
D. Only ABR can be used as ASBR

Explanation

Question 174 of 200

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

Select one of the following:

True
False

Explanation

Question 175 of 200

175. 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 with low transmission reliability requirements but high transmission speed and delay requirements.

Select one of the following:

True
False

Explanation

Question 176 of 200

176. The administrator cannot log in to the Huawei router through Telnett, but other administrators can log in normally, so which of the following are the possible reasons? (Multiple Choice)

Select one or more of the following:

A. The authority level of the administrator user account has been modified to 0
B. The administrator user account has been disabled
C. The Te1net service of the AR2200 router has been disabled
D. The administrator user account has been deleted

Explanation

Question 177 of 200

177. VRP operating system commands are divided into 4 levels: access level, Monitoring level, Configuration level, and Management level. Which level can run various business configuration commands but cannot operate the file system?

Select one or more of the following:

A. Configuration level
B. Monitoring level
C. Access level
D. Management leve

Explanation

Question 178 of 200

178. Using a traditional landline to make calls is a way of network communication

Select one of the following:

True
False

Explanation

Question 179 of 200

179. In the VRP interface, use the command delete vrpcfg.zip to delete a file, which must be emptied in the recycle bin to completely delete the file.

Select one of the following:

True
False

Explanation

Question 180 of 200

180. In what state does the OSPF protocol determine the master-slave relationship of DD packets?

Select one or more of the following:

A.ExStart
B.Full
C.2-way
D.Exchange

Explanation

Question 181 of 200

181. The following two configuration commands can realize the router RTA to the same destination 10.1.1.0 routing master and backup backup.
【RTA】ip route-static 10.1.1.0 24 12.1.1.1 permanent
【RTA】ip route-static 10.2.2.0 24 13.1.1.1.

Select one of the following:

True
False

Explanation

Question 182 of 200

182. In the network shown in the figure below, the bridge ID of the switch has been marked. Enter the command stp root secondary on the SWD switch, and which of the following switch will become the root bridge of this network?

Select one or more of the following:

A.SWC
B.SWA
C.SWB
D.SWD

Explanation

Question 183 of 200

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

Select one or more of the following:

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

Explanation

Question 184 of 200

184. FAT AP can independently complete wireless user access, wireless user authentication, and business data forwarding without AC.

Select one of the following:

True
False

Explanation

Question 185 of 200

185. There is no channel overlap in the 14 available frame segments in the 185.2.4 GHz frame segment.

Select one of the following:

True
False

Explanation

Question 186 of 200

186. In the WLAN network architecture, what is terminal equipment that supports the 802.11 standard called?

Select one or more of the following:

A.Client
B.AC
C.STA
D.AP

Explanation

Question 187 of 200

187. Which of the following characteristics does the OSPF protocol have? (Multiple Choice)

Select one or more of the following:

A. Easy to produce routing loops
B. Calculate the shortest path by number
C. Support the division of areas
D. Trigger an update

Explanation

Question 188 of 200

188. Which of the following statement about static routing is wrong?

Select one or more of the following:

A. Cannot automatically adapt to changes in network topology
B. Manual configuration by the network administrator
C. Low system performance requirements
D. Routers need to exchange routing information

Explanation

Question 189 of 200

189. In the network shown in the figure below, which of the following commands can be entered on the router to enable host A to ping host B? (Multiple choice)

Select one or more of the following:

A. RTA: ip route-static 10.0.12.5 255.255.255.252 11.0.12.2
RTB: ip route-static 10.0.12.1 255.255.255.252 11.0.12.1
B. RTA: ip route-static 10.0.12.5 255.255.255.252 11.0.12.1
RTB: ip route-static 10.0.12.1 255.255.255.252 11.0.12.2
C. RTA: ip route-static 0.0.0.0 0.0.0.0 11.0.12.2
RTB: ip route-static 0.0.0.0 0.0.0.0 11.0.12.1
D. RTA: ip route-static 0.0.0.0 0.0.0.0 11.0.12.1
RTB: ip route-static 0.0.0.0 0.0.0.0 11.0.12.2

Explanation

Question 190 of 200

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

Select one or more of the following:

A.192.168.1.1/24
B.172.32.1.1/24
C.172.16.255.254/24
D.10.255.255.254/24

Explanation

Question 191 of 200

191. The switch becomes a logical switch after stacking and clustering, and Eth-Trunk across physical devices can be deployed to improve network reliability.

Select one of the following:

True
False

Explanation

Question 192 of 200

192. What is the value of TPID defined by IEEE802.1Q?

Select one or more of the following:

A.0x8200
B.0x7200
C.0x8100
D.0x9100

Explanation

Question 193 of 200

193. As shown in the figure below, assuming 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)

Select one or more of the following:

A. SWC's G0/0/1
B. SWA's G0/0/3
C. SWC's G0/0/2
D. SWB's G0/0/1

Explanation

Question 194 of 200

194. The management of users by NAS devices is based on domains. Each user belongs to a domain, and a domain is a group of users who belong to the same domain.

Select one or more of the following:

A.TRUE
B.FALSE

Explanation

Question 195 of 200

195. Which of the following fields does the MPLS header include? (Multiple choice)

Select one or more of the following:

A.EXP
B.TTL
C.Label
D.Tos

Explanation

Question 196 of 200

196. Huawei ARG3 series routers have all SNMP versions (SNMPv1, SNMPv2c and SNMPv3) by default.

Select one or more of the following:

A.True
B.False

Explanation

Question 197 of 200

197. IPv6 address 2001: ABEF: 2240E: FFE2: BCC0: CD0: DDBE: 8D58 cannot be abbreviated.

Select one or more of the following:

A.True
B.False

Explanation

Question 198 of 200

198. Which state does the OSPF protocol use to indicate that the adjacency relationship has been established?

Select one or more of the following:

A.Full
B.2-way
C.Attempt
D.Down

Explanation

Question 199 of 200

199. The tracert diagnostic tool in Huawei routers is used to track the data forwarding path.

Select one or more of the following:

A.TRUE
B.False

Explanation

Question 200 of 200

200. The routing table output information of a router is shown in the figure. Which of the following statements is correct? (Multiple choice)

Select one or more of the following:

A. the local router to the NextHop of 10.0.2.2 is 10.0.21.2
B. the local router to the NextHop of 10.0.2.1 is 10.0.21.2
C. the local router to the NextHop of 10.0.2.2 is 10.0.12.2
D. the local router to the NextHop of 10.0.0.1 is 10.0.12.2

Explanation

Check answer

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	Created by Azarias Beltre about 2 years ago

Examen de Estudio Datacom

Examen HCIA Dump 200 Preguntas Part-1

Question 1 of 200

1.When the Trunk port send the data frame, how to deal with?

Select one or more of the following:

Explanation

Question 2 of 200

2.How many bits are there in the VLAN ID in the VLAN format defined by IEEE802.1Q?

Select one or more of the following:

Explanation

Question 3 of 200

3. In the network shown in the figure below, the output information of switch A is shown in the figure. Then in the MAC address table of switch A, which interface does the MAC address of host B correspond to?

Select one or more of the following:

Explanation

Question 4 of 200

4.All ports on the root-bridge switch are designated ports.

Select one or more of the following:

Explanation

Question 5 of 200

5.In the configuration BPDU sent by the switch, which bridge ID is unlikely to appear?

Select one or more of the following:

Explanation

Question 6 of 200

6. The number of VLANs that can be created using the commands "vlan batch 10 20" and "vlan batch 10 to 20" respectively is

Select one or more of the following:

Explanation

Question 7 of 200

7.By default, the root path cost of the root bridge in the STP protocol must be 0.

Select one or more of the following:

Explanation

Question 8 of 200

8. The administrator wants all hosts to be unable to access the Internet between 8:00-17:00 every day, so which ACL rule needs to be bound to the traffic-filter outbound in the GO/0/1 interface allocation?

Select one or more of the following:

Explanation

Question 9 of 200

9.As shown in the figure below, the wrong statement is: acl number 2000] rule 5 deny source 200.0.12.00.0.0.7 rule 10permit source200.0.12.00.0.0.15 # interface GigabitEthernetO/0/1 traffic-filteroutbound acl2000

Select one or more of the following:

Explanation

Question 10 of 200

10. On Huawei equipment, if you use aaa authentication for authorization. When the remote server does not respond, you can authorize from the network equipment side.

Select one or more of the following:

Explanation

Question 11 of 200

11.What percentage does the DHCP client expect to send the lease renewal message for the first time?

Select one or more of the following:

Explanation

Question 12 of 200

12. After the administrator successfully logs in to the router through Telnet, and finds that the router's interface IP address cannot be allocated, the possible reasons are ()

Select one or more of the following:

Explanation

Question 13 of 200

Select one or more of the following:

Explanation

Question 14 of 200

14.When AP and AC are on different Layer 3 networks, what method is recommended for AP to discover AC? (Multiple Choice)

Select one or more of the following:

Explanation

Question 15 of 200

15. What frequency does IEEE 802.11n support? (Multiple Choice)

Select one or more of the following:

Explanation

Question 16 of 200

16.In IPv4 networks, AP supports static and DHCP methods to obtain IP addresses.

Select one or more of the following:

Explanation

Question 17 of 200

17. What is the maximum negotiation rate supported by the IEEE 802.llg standard?

Select one or more of the following:

Explanation

Question 18 of 200

18. Which WLAN security policies support the link authentication method of Open mode? (Multiple Choice)

Select one or more of the following:

Explanation

Question 19 of 200

19.Which of the following SNMP packets are sent to the NMS by the Agent on the managed device? A.Set-Request

Select one or more of the following:

Explanation

Question 20 of 200

20. Which field is added to the IPv6 packet header than the IPv4 packet header?

Select one or more of the following:

9.As shown in the figure below, the wrong statement is:
acl number 2000]
rule 5 deny source 200.0.12.00.0.0.7 rule 10permit source200.0.12.00.0.0.15 #
interface GigabitEthernetO/0/1 traffic-filteroutbound acl2000

18. Which WLAN security policies support the link authentication method of Open mode? (Multiple
Choice)

19.Which of the following SNMP packets are sent to the NMS by the Agent on the managed device?
A.Set-Request

28. In the network shown in the figure below, the router receives a data packet with a destination IP address of 11.0.12.1 from host A. After this data packet is forwarded by the router, what are the
destination MAC and destination IP?