Examen HCIA Dump 200 Preguntas Part-2

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Question 1 of 200

201. Which of the following OSPF protocol packets can ensure the reliability of LSA updates?

Select one of the following:

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

Explanation

Question 2 of 200

202. The last option field of IPv4 is variable-length optional information. What is the maximum length of
this field?

Select one or more of the following:

A.10B
B.40B
C.60B
D.20B

Explanation

Question 3 of 200

203. Which of the following advantages does router-on-a-stick achieve inter-VLAN routing intercommunication?

Select one or more of the following:

A. Reduce the number of equipment
B. Reduce the use of IP addresses
C. Reduce the number of link connections
D. Reduce routing table entries

Explanation

Question 4 of 200

204. If STP is not turned on for the network composed of switches, there must be a Layer 2 loop.

Select one or more of the following:

A.TRUE
B.False

Explanation

Question 5 of 200

205. The switch receives a unicast data frame. If the destination MAC of the data frame can be found in the MAC table, the data frame will be forwarded from the corresponding MAC port.

Select one or more of the following:

A.TRUE
B.False

Explanation

Question 6 of 200

206. The output information of the link aggregation port of a certain switch is as follows. If you want to delete Eth-Trunk 1, which of the following commands is correct?

Select one or more of the following:

A.undo interface Eth-trunk 1
B.inte GigabitEthernet 0./0/2
Undo eth-trunk
Quit
Undo interface eth-trunk 1
C.inte GigabitEthernet 0./0/1
Undo eth-trunk
Quit
inte GigabitEthernet 0./0/2
Undo eth-trunk
Quit
D.inte GigabitEthernet 0./0/1
Undo eth-trunk
Quit
Undo interface eth-trunk 1

Explanation

Question 7 of 200

208. If the value of the Type/Length field of an Ethernet data frame is 0 x 0800, the length of the upper layer message header carried by this data frame is in the range of 20-60B.

Select one or more of the following:

A.TRUE
B.False

Explanation

Question 8 of 200

209. When using FTP for file transfer, how many TCP connections will be established?

Select one or more of the following:

Explanation

Question 9 of 200

210. What are the user authentication methods that can be deployed in wlan? (Multiple choice)

Select one or more of the following:

A. Portal authentication
B. MAC authentication
C. Radius certification
D. 802.1X authentication

Explanation

Question 10 of 200

211. Which of the following IEEE 802.11 standards support operation in the 5GHz frequency band? (Multiple choice)

Select one or more of the following:

A.802.11ac
B.802.11n
C.802.11g
D.802.11a

Explanation

Question 11 of 200

212. In order to join the wireless network STA needs to obtain wireless network information first. Which of the following messages is used by the STA to actively obtain the SSID information?

Select one or more of the following:

A.Probe
B.Join
C.Discovery
D.Beacon

Explanation

Question 12 of 200

213. Broadly speaking, which of the following does the transmission medium that constitutes the wireless local area network wlan not include?

Select one or more of the following:

A. Ray
B. Radio waves
C. Infrared
D. Laser

Explanation

Question 13 of 200

214. Which field of the ipv6 packet header can be used for QoS?

Select one or more of the following:

A.Traffic Class
B.Payload Length
C.Version
D.Next Header

Explanation

Question 14 of 200

215. Connection between switches and hosts, which port link type is often used by the switch?

Select one or more of the following:

A. Access link
B. Trunk link
C. Trunk link
D. Hybrid link

Explanation

Question 15 of 200

216. When using the FTP protocol to upgrade the router software, which of the following transmission mode should be selected?

Select one or more of the following:

A. Binary mode
B. Byte mode
C. Text mode
D. Stream byte mode

Explanation

Question 16 of 200

217. Network shown below, Host A does not configure the gateway, the host B exists gateway ARP cache, which of the following statements are correct?

Select one or more of the following:

A. Enable ARP proxy on the GO/0/1 port of the router, then host A can communicate with host B
B. Host A and Host B cannot communicate in both directions
C. The data packet sent by host B with the destination IP address of 10.0.12.1 can be forwarded to host A
D. The data packet sent by host A with the destination IP address of 11.0.12.1 can be forwarded to host B

Explanation

Question 17 of 200

218. The network structure and OSPF partition is shown in the following figure, in addition to RTA, router RTB, RTC and RTD are ABR routers.

Select one or more of the following:

A.TRUE
B.False

Explanation

Question 18 of 200

219. The network administrator hopes to effectively use the IP address of the 192.168.176.0/25 network segment. Now that the company’s marketing department has 20 hosts, which of the following is the best address segments allocated to the marketing department?

Select one or more of the following:

A. 192.168.176.160/27
B. 192.168.176.0/25
C. 192.168.176.96/27
D. 192.168.176.48/29

Explanation

Question 19 of 200

220. What is the main function of the dynamic routing protocol?

Select one or more of the following:

A. Manage routers
B. Generate IP address
C. Dynamically generate routing entries
D. Control router interface status

Explanation

Question 20 of 200

221. The device port running STP protocol is in Forwarding state. Which of the following statements is correct?

Select one or more of the following:

A. The port not only forwards user traffic but also processes BPDU packets.
B. The port only receives and processes BPDUs, and does not forward user traffic.
C. The port will build a MAC address table based on the received user traffic, but does not forward user traffic.
D. The port not only does not process BPDU packets, but also does not forward user traffic

Explanation

Question 21 of 200

222. Which of the following descriptions about spanning tree designated ports is correct?

Select one or more of the following:

A. The designated port can forward configuration BPDU messages to the network segment connected to
it.
B. The port on the root switch must not be a designated port.
C. Each switch has only one designated port.
D. The port on the root switch must be a designated port

Explanation

Question 22 of 200

223. Which of the following statements about link aggregation is correct?

Select one or more of the following:

A. GE electrical interfaces and GE optical interfaces cannot be added to the same Eth-Trurnk interface.
B. Eth-Trurnk interfaces cannot be nested.
C. When two devices are connected, it is necessary to ensure that the link aggregation mode on both devices is the same.
D. GE interface and FE interface cannot be added to the same Eth-Trunk interface.

Explanation

Question 23 of 200

224. What is the total length of the VLAN frame format defined by IEEE802.1Q?

Select one or more of the following:

A. 1
B. 2
C. 3
D. 4

Explanation

Question 24 of 200

225. CSS refers to the combination of two switch devices that support cluster features and logically combine them into one switch device.

Select one of the following:

True
False

Explanation

Question 25 of 200

226. The host uses the IP address 192.168.1.2 to access the Internet, which must go through NAT.

Select one of the following:

True
False

Explanation

Question 26 of 200

227. Before the STA associates with the AP, it needs to exchange some messages to obtain the SSID. What are these messages?

Select one or more of the following:

A. Discovery
B. Beacon
C. Probe
D. ResponseProbe Request

Explanation

Question 27 of 200

228. Which of the following statement about MPLS Labe1 statement label is wrong?

Select one or more of the following:

A. The label is encapsulated between the network layer and the transport layer
B. The tags are carried by the head of the packet, does not contain topology Information
C. The label is used to uniquely identify the forwarding equivalence class FEC to which a packet belongs
D. The label is a short identifier with a fixed length. It has only local meaning

Explanation

Question 28 of 200

229. Which of the following refers to network communication? (Multiple choice)

Select one or more of the following:

A. Use instant messaging software (such as, QQ, WeChat) to chat with friends
B. Use a computer to visit the company's official website
C. Use computer to watch video online
D. Download emails from the company mailbox to your compute

Explanation

Question 29 of 200

230. In the VRP interface, use the command startup saved-configuration backup.cfg to configure the startup.cfg file for the next startup.

Select one or more of the following:

A. TrUe
B. FALSE

Explanation

Question 30 of 200

231. Which of the following fields does the ARP packet format include? (Multiple choice

Select one or more of the following:

A. HardwareType
B. Protocol Address of sender
C. Operation Code
D. Protocol Type

Explanation

Question 31 of 200

232. Both pwd and dir commands in the VRP operating platform can view the file information under the current directory

Select one of the following:

True
False

Explanation

Question 32 of 200

233. The OSI reference model from high-level to bottom-level is ().

Select one or more of the following:

A. Application layer, transport layer, network layer, data link layer, physical layer
B. Application layer, session layer, presentation layer, transport layer, network layer, data link layer, physical layer
C. Application layer, presentation layer, session layer, network layer, transport layer, data link layer, physical layer
D. Application layer, presentation layer, session layer, transport layer, network layer, data link layer, physical layer

Explanation

Question 33 of 200

234. Which of the following attributes cannot be used as a parameter to measure Cost? (Multiple choice)

Select one or more of the following:

A. Bandwidth
B. Sysname
C. Delay
D. Hop count

Explanation

Question 34 of 200

235. A company applies for a Class 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 ().

Select one or more of the following:

A. 255.255.255.240
B. 255.255.255.128
C. 255.255.255.192
D. 255.255.255.0

Explanation

Question 35 of 200

236. The priority of the LACP protocol is shown in the figure. Switch A and Switch B adopt LACP mode link aggregation, and all interfaces join the link aggregation group. At the same time, set the maximumnumber of active ports to 3. Which interface of switch A is not active port?

Select one or more of the following:

A. G0/0/1
B. G0/0/3
C. G0/0/0
D. G0/0/2

Explanation

Question 36 of 200

237. If the Ethernet data frame Length/Type=0X0806, which of the following statement is correct?(Multiple choice)

Select one or more of the following:

A. The source MAC address of the data frame must not be FFFF-FFFF-FFFF
B. The data frame is an IEEE 802.3 frame
C. The data frame is an Ethernet II frame
D. The destination MAC address of the data frame may be FFFF-FFFF-FFFF

Explanation

Question 37 of 200

238. VLAN 4095 cannot be created on Huawei switches, and VLAN 1 cannot be created.

Select one of the following:

True
False

Explanation

Question 38 of 200

239. Which of the following port states is not included in the RSTP protocol?

Select one or more of the following:

A. Learning
B. Discarding
C. Forwarding
D. Blocking

Explanation

Question 39 of 200

240. Which statement about the Hybrid port is correct?

Select one or more of the following:

A. When the Hybrid port sends data frames, it must carry VLAN TAG
B. Hybrid port only receives data frames with VLAN TAG
C. Hybrid port can strip TAG of VLAN in the direction of the interface
D. Hybrid port does not require PVID

Explanation

Question 40 of 200

242. What are the advantages of using dynamic host configuration protocol DHCP to assign IP addresses?
(Multiple choice)

Select one or more of the following:

A. Heavy workload and difficult to manage
B. Reuse of IP address can be realized
C. Avoid IP address conflicts
D. When the configuration information changes (such as DNS), only the administrator needs to modify it on the DHCP server to facilitate unified management

Explanation

Question 41 of 200

243. 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

Select one of the following:

True
False

Explanation

Question 42 of 200

244. Which of the following statement about Python is incorrect?

Select one or more of the following:

A. Is a fully open source high-level programming language
B. Has a rich third-party library
C. Have a clear grammatical structure, simple and easy to learn, colleagues run efficiently
D. can be used for operation and maintenance of automation scripts, Artificial Intelligence, Data science
and many other fields

Explanation

Question 43 of 200

245. The administrator has configured the AR2200 as shown in the figure, then which of the following description of the configuration information is correct?

Select one or more of the following:

A. The saved configuration file will be replaced by the running configuration file
B. If the user wants to clear the next startup configuration file of the device configuration, then should
select "N"
C. If the user wants to clear the next startup configuration file of the device configuration, then should
select "Y"
D. The next startup file of the device configuration will be retained

Explanation

Question 44 of 200

246. When building a campus network, which of the following protocols can be used to avoid Layer 2 loops?

Select one or more of the following:

A.SNMP
B.RSTP
C.NAT
D.OSPF

Explanation

Question 45 of 200

247. The tree network topology is actually a hierarchical star structure, which is easy to expand the network scale, but the higher the level, the more serious the network problem caused by the node failure.

Select one of the following:

True
False

Explanation

Question 46 of 200

248. The 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 forwards data packets with the destination IP address 10.0.3.3 from Ethernet0/0/0
B. Router from Ethernet0/0/0 forwarding destination IP address 10.0.2.2 packet
C. The router forwards data packets with the destination IP address 10.0.12.1 from Ethernet0/0/0
D. 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 of 10.0.3.3.

Explanation

Question 47 of 200

249. The network administrator uses Ping to test the connectivity of the network. Which of the following protocols may be used in this process? (Multiple choice)

Select one or more of the following:

A.ICMP
B.UDP
C.TCP
D.ARP

Explanation

Question 48 of 200

250. The router needs to modify the destination IP address in the data packet when forwarding data packets

Select one of the following:

True
False

Explanation

Question 49 of 200

251. Which of the following description about DD packets and LSA of OSPF is correct? (Multiple choice)

Select one or more of the following:

A. The header of an LSA can uniquely identify an LSA
B. LSA header is only a small part of LSA
C. DD packet contains detailed information about LSA
D. The DD packet contains only LSA header information

Explanation

Question 50 of 200

252. Which of the following statement about the main functions of the router is wrong? (Multiple choice)

Select one or more of the following:

A. Realize the mutual communication between the same network disconnection equipment
B. Forwarding according to the source IP address of the received data packet
C. Establish routing tables through multiple protocols
D. Guide data forwarding according to the routing table

Explanation

Question 51 of 200

253. In the broadcast network as shown in the figure, OSPF runs on four routers in the same area and on the same network segment. OSPF will automatically elect one DR and multiple BDRs to achieve better backup results.

Select one or more of the following:

A.True
B.False

Explanation

Question 52 of 200

254. The Router ID of the OSPF process takes effect immediately after modification

Select one of the following:

True
False

Explanation

Question 53 of 200

255.How many types of OSPF messages are there?

Select one or more of the following:

Explanation

Question 54 of 200

256. In the network shown in the figure below, switch A and router A are connected through two links, and
the two links are aggregated in manual load sharing mode. The aggregated port number is 1, and the aggregated link performs data when forwarding, you need to carry VLAN TAG 100. Switch A uses Trunk link. Which of the following configurations should be used for Switch A?

Select one or more of the following:

Explanation

Question 55 of 200

257. By default, the port cost calculated by STP has a certain relationship with the port bandwidth, that is, the greater the bandwidth, the () the cost.

Select one or more of the following:

A. greater
B. Consistent
C. Not necessarily
D. smaller

Explanation

Question 56 of 200

258. Which of the following port states does the RSTP protocol include? (Multiple choice)

Select one or more of the following:

A.Learning
B.Discarding
C.Listening
D.Forwarding

Explanation

Question 57 of 200

259. 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 ( ).

Select one or more of the following:

A. Edge port
B. Root port
C. Fast port
D. Backup por

Explanation

Question 58 of 200

260. The configuration information of a certain port of the switch is shown in the figure, then the port will strip off the VLAN TAG when sending data frames carrying which VLAN?

Select one or more of the following:

A.4.6
B.1.4.5.6
C.4.5.6
D.1.4.6

Explanation

Question 59 of 200

261. The Backup ports in RSTP may alternatively failed root port.

Select one of the following:

True
False

Explanation

Question 60 of 200

262. As shown in the figure, all four switches run STP, and various parameters adopt default values. If the G0/0/2 port of switch C is blocked and the configuration BPDU cannot be sent through this port, how long will it take for the blocked port in the network to enter the forwarding state?

Select one or more of the following:

A. about 3 seconds
B. about 50 seconds
C. about 30 seconds
D. about 15 seconds

Explanation

Question 61 of 200

263. If the largest number in an ACL rule is 12, by default, the user does not specify a number when configuring a new rule, then what is the number assigned by the system for the new rule?

Select one or more of the following:

A.13
B.15
C.14
D.16

Explanation

Question 62 of 200

264. Complete the ACL configuration shown in the figure on the router RTA, which of the following description is correct?

Select one or more of the following:

A. The VRP system will not adjust the sequence number, but will first match the rule permit source
20.1.1.0 0.0.0.255
B. Configuration error, the sequence number of the rules must be configured from small to large
C. The VRP system will adjust the sequence number of the first rule to 5 according to the configuration
sequence
D. The VRP system will first match the rule by numbering in sequence deny source 20.1.1.0 0.0.0.255

Explanation

Question 63 of 200

265. Using the ACL shown in the figure on the router RTA to match routing entries, which of the following entries will be matched? (Multiple choice)

Select one or more of the following:

A.172.16.1.0/24
B.192.17.0.0/24
C.172.18.0.0/16
D.172.16.1.1/32

Explanation

Question 64 of 200

266. The configuration information of a router is shown in the figure. Which of the following statements are correct? (Multiple choice)

Select one or more of the following:

A. The authentication method adopted by the domain with the domain name huawei is local ID
B. The authorization method for the domain with the domain name huawei is local authorization
C. Use the username huawei for authentication, the password needs to be 654321
D. The domain with the domain name huawei does not use the billing plan

Explanation

Question 65 of 200

267. What is the main function of the DNS protocol?

Select one or more of the following:

A. Domain name resolution
B. File transfer
C. Remote access
D. Mail transmission

Explanation

Question 66 of 200

268. What is the data link layer MAC address of each VAP on the AP?

Select one or more of the following:

A.SSID
B.BSS
C.ESS
D.BSSID

Explanation

Question 67 of 200

269. Which of the following does not include the advantages of Wi-Fi 6 compared to Wi-Fi 5?

Select one or more of the following:

A. Higher bandwidth
B. Lower transmission delay
C. Higher power consumption
D. Higher number of access terminals per AP

Explanation

Question 68 of 200

270. PPPoE session can only use CHAP authentication

Select one of the following:

True
False

Explanation

Question 69 of 200

271. Which of the following types does IPv6 address contain? (Multiple choice)

Select one or more of the following:

A. Unicast address
B. Broadcast address
C. Multicast address
D. Anycast address

Explanation

Question 70 of 200

272. Regarding the IPv6 address 2031:0000:720C:0000:0000:09E0:839A:130B, which of the following
abbreviations is correct?

Select one or more of the following:

A.2031:0:720C:0:0:9E:839A:130B
B.2031:0:720C::9E0:839A:130B
C.2031:0:720C:0:0:9E0:839A:130B
D.2031::720C::9E0:839A:130B

Explanation

Question 71 of 200

273. Which of the following protocols does the RA message used by IPv6 stateless autoconfiguration belong to?

Select one or more of the following:

A.IGMPv6
B.ICMPv6
C.UDPv6
D.TCPv6

Explanation

Question 72 of 200

274. When planning the campus network, which of the following mask lengths is recommended for device interconnection IP addresses?

Select one or more of the following:

A.16
B.32
C.24
D.30

Explanation

Question 73 of 200

275. Which of the following are related to the purpose of encapsulation and decapsulation? (Multiple
choice)

Select one or more of the following:

A. Encapsulation and decapsulation are important steps to realize different protocol functions
B. Interworking between different networks
C. Shorten the length of the message
D. Encapsulation and decapsulation can complete network fault location

Explanation

Question 74 of 200

276. Which of the following statement about the transport layer protocol is correct? (Multiple choice)

Select one or more of the following:

A. UDP is suitable for the transmission of delay-sensitive traffic, and can be reorganized according to the
sequence number field in the message header
B. The range of well-known port numbers is 0-1023
C. UDP uses the STNOACK flag to request and confirm the establishment of a connection
D. TCP establish a connection is a three-way handshake process, TCP terminates the connection will
have to go through four-way handshake

Explanation

Question 75 of 200

277. Which of the following descriptions about wireless devices is correct?

Select one or more of the following:

A. The wireless device has no wired interface
B.FIT AP-like independent user access, Authentication, Forwarding services and other functions
C. Wireless Controller AC-like at the aggregation layer of the entire network, providing high-speed, Safe
and Reliable VLAN business
D. FAT AP generally works with wireless controller

Explanation

Question 76 of 200

278. What is the full name of the general routing platform VRP?

Select one or more of the following:

A.Versatile Redundancy Platform
B.Versatile Routing Protocol
C.Versatile Routing Platform
D.Virtual Routing Platform

Explanation

Question 77 of 200

280. The network shown in the figure below. The administrator hopes that RTA uses static routing, and preferentially sends data packets to RTB 's Loopback0 interface through G0/0/1 por, while G0/0/2 serves as a backup. So how to configure on RTA to achieve this requirement?

Select one or more of the following:

A.ip route-static 10.0.2.2 255.255.255.255 10.0.12.2
ip route-static 10.0.2.2 255.255.255.255 10.0.21.2 preference 40
B.ip route-static 10.0.2.2 255.255.255.255 10.0.12.2 preference 70
ip route-static 10.0.2.2 255.255.255.25510.0.21.2
C.ip route-static 10.0.2.2 255.255.255.255 10.0.12.2
ip route-static 10.0.2.2 255.255.255.255 10.0.21.2
D.ip route-static 10.0.2.2 255.255.255.255 10.0.12.2
ip route-static 10.0.2.2 255.255.255.255 10.0.21.2 preference 70

Explanation

Question 78 of 200

281. If the broadcast address of a network is 172.16.1.255, then what may its network address be?

Select one or more of the following:

A.172.16.1.128
B.172.16.2.0
C.172.16.1.1
D.172.86.1.253

Explanation

Question 79 of 200

282. The administrator wants to configure a hundred IP address on the G0/0/0 interface of the router, then which of the following addresses is correct?

Select one or more of the following:

A.192.168.10.112/30
B.237.6.1.2/24
C.127.3.1.4/28
D.145.4.2.55/26

Explanation

Question 80 of 200

284. In the network as shown in the figure below, the host has an ARP cache. Which of the following
statements is correct? (Multiple Choice

Select one or more of the following:

A. The following entries may exist in the ARP cache of host A. 10.0.12.2 MAC-C
B. The router needs to be configured with static routing, otherwise host A and host B cannot communicate
in both directions
C. The following entries exist in the ARP cache of host A 11.0.12.1 MAC-B
D. Host A and Host B can communicate in both directions

Explanation

Question 81 of 200

285. Compared with STP, which of the following port roles are newly defined in RSTP? (Multiple choice)

Select one or more of the following:

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

Explanation

Question 82 of 200

286. The Layer 2 switch is a data link layer device, which can identify the MAC address information in the data frame, forward data according to the MAC address, and record these MAC addresses and corresponding port information in its own MAC address table.

Select one of the following:

True
False

Explanation

Question 83 of 200

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

Select one or more of the following:

A. G0/0/2 port of SWB
B. G0/0/3 port of SWB
C. G0/0/2 port of SWA
D. G0/0/3 port of SWA

Explanation

Question 84 of 200

288. On Huawei switches, you can use the command vlan batch to create multiple VLANs in batches. simplifying the configuration process

Select one of the following:

True
False

Explanation

Question 85 of 200

289. As shown in the figure, the two switches use the default parameters to run STP, the configuration command STP root primary is used on switch A, and the configuration command STP priority 0 is used on
switch B. Then which port will be blocked?

Select one or more of the following:

A. G0/0/1 of switch B
B. G0/0/1 of switch A
C. HUB's G0/0/3
D. G0/0/2 of switch A

Explanation

Question 86 of 200

290. In the network shown in the figure below, two switches are connected by four links, COPPER refers to electrical interface, and FIBER refers to optical interface. Which of the following two interfaces can
achieve link aggregation?

Select one or more of the following:

A.G0/0/2 and G0/0/1
B.G0/0/3 and FE0/0/3
C.G0/0/3 and G0/0/1
D.G0/0/2 and FE0/0/3

Explanation

Question 87 of 200

291. Trunk ports can allow multiple VLANs to pass, including VLAN4096.

Select one of the following:

True
False

Explanation

Question 88 of 200

292. The following statements about the election of active ports in link aggregation LACP mode. Which is correct?

Select one or more of the following:

A. Compare the priority of the interface first, and it is impossible to determine the better one to continue to
compare the interface number, the smaller the better
B. Only compare interface priority
C. Compare device priority
D. Only compare interface numbers

Explanation

Question 89 of 200

293. Which of the following parameters is not included in the configuration BPDU of the STP protocol?

Select one or more of the following:

A. Port ID
B. VLAN ID
C.Bridge ID
D.Root ID

Explanation

Question 90 of 200

294. Which of the following options are configured in a Layer 2 ACL? (Multiple choices)

Select one or more of the following:

A.rule 10 permit 12-protoco1 arp
B.rule 25 permit source 192.168.1.1 0.0.0.0
C.rule 20 permit source-mac 0203-0405-0607
D.rule 15 permit vlan-id 100

Explanation

Question 91 of 200

295. A company has 50 private IP addresses. The administrator uses NAT technology to connect the company’s network to the public network, but the company has only one public network address and is not fixed. Which of the following NAT conversion methods meets the needs?

Select one or more of the following:

A. easy-ip
B. NAPT
C. Static NAT
D.Basic NAT

Explanation

Question 92 of 200

296. In the network shown in the figure, the administrator hopes that all hosts cannot access the web service (the port number is 80), and other services are normally accessed, so in the interface configuration of G0/0/1, traffic-filtar outbound needs to define which ACL rule?

Select one or more of the following:

A.
acl number 3000
rule 5 deny tcp destination-port eq www
rule 10 permit ip
#
B.
acl number 3001
rule 5 deny udp destination-port eq www
rule 10 permit ip
#
C.
acl number 3003
rule 5 permit ip
rule 10 deny udp destination-port eq www
#
D.
acl number 3002
rule 5 permit ip
rule 10 deny tcp destination-port eq www
#

Explanation

Question 93 of 200

297. At present, 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 administrators, as well as different levels of authority. So how should it be done? Multiple choices

Select one or more of the following:

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 select AAA mode
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

Explanation

Question 94 of 200

298. What is the main function of the DHCP DISCOVER message?

Select one or more of the following:

A. The server's confirmation response to the REQUEST message
B. The client is used to find the DHCP server
C. The client requests configuration confirmation, or renews the lease
D. The DHCP server is used to respond to the DHCP DISCOVER message, which carries various
configuration information

Explanation

Question 95 of 200

299. Which of the following network parameters can be assigned by Dynamic Host Configuration Protocol DHCP? (Multiple choices)

Select one or more of the following:

A. IP address
B. Gateway address
C. Operating system name
D. DNS address

Explanation

Question 96 of 200

300. In the WLAN architecture, the FIT AP cannot work independently and needs to be managed by the AC. Which of the following protocols are used to communicate between FIT AP and AC?

Select one or more of the following:

A. IPsec
B.WEP
C.CAPWAP
D.WAP

Explanation

Question 97 of 200

301. What is the first operation performed by the FIT AP after obtaining the AC's IP address?

Select one or more of the following:

A. Upgrade software version
B. Download the configuration file
C. Establish CAPWAP tunnel
D. Request configuration file

Explanation

Question 98 of 200

302. How many types of data flows with different service levels can be marked based on MPLS labels?

Select one or more of the following:

A.4
B.2
C.16
D.8

Explanation

Question 99 of 200

303. Which of the following functions does the LCP protocol in the PPP protocol support?
( Multiple Choice)

Select one or more of the following:

A. Negotiate network layer address
B. Negotiate authentication agreement
C. Detect link loops
D. Negotiate the maximum receiving unit MRU

Explanation

Question 100 of 200

304. The network management system can only view the operating status of the device through the SNMP protocol, but cannot issue configurations.

Select one of the following:

True
False

Explanation

Question 101 of 200

305. The network devices running the SNMP protocol are running locally-an agent process

Select one of the following:

True
False

Explanation

Question 102 of 200

306. Which extension headers are supported by IPv6 packets? (Multiple choice)

Select one or more of the following:

A. Destination option extension header
B. Fragmentation extension header
C. Hop-by-hop option extension header
D. VLAN extension header

Explanation

Question 103 of 200

307. Which of the following are not open interfaces of Huawei network equipment? (Multiple choice)

Select one or more of the following:

A.NETCONF
B.RESTCONF
C.JSON
D.XML

Explanation

Question 104 of 200

308. Which of the following are not the characteristics of a small-sized campus network?

Select one or more of the following:

A. Simple network level
B. Fewer users
C. Simple network requirements
D. Wide coverage

Explanation

Question 105 of 200

309. Which statement are correct about the shortcut keys of the VRP operating platform? (Multiple
choice)

Select one or more of the following:

A. TAB prompts the most recently entered command
B. CTRL+C to stop the current command
C. The left cursor key (<) moves the cursor to the left position.
D.CTRL+Z back to user view

Explanation

Question 106 of 200

310. Which of the following information prompts will the VRP operating platform use for incomplete input
commands?

Select one or more of the following:

A.Error :Ambiguous command found at' position
B.Error :Incomplete command found at' position
C.Error: Too many parameters found at' position
D.Error: Wrong parameter found at 'position

Explanation

Question 107 of 200

311.As shown in the figure below, which port of the following switches will be blocked?

Select one or more of the following:

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

Explanation

Question 108 of 200

312.An existing switch is connected to a designated port through a port, but the port does not forward any packets, but can monitor network changes by receiving BPDUs, then what is the role of the port?

Select one or more of the following:

A. Designated port
B. Alternate port
C. Disable port
D. Root port

Explanation

Question 109 of 200

313.In the network shown in the figure, which of the following description is correct?

Select one or more of the following:

A. The network between RTA and SWC is the same conflict domain
B. The network between SWA and SWC is the same conflict domain
C. The network between SWA and SWB is the same broadcast domain
D. The network between SWA and SWC is the same broadcast domain

Explanation

Question 110 of 200

314. The output information of a switch is shown in the figure. Which of the following statements is correct?
(Multiple choice)

Select one or more of the following:

A. The GE0/0/2 port of the switch carries VLAN TAG when sending VLAN20 data frames
B. The user manually created 4 VLANs
C. The GE0/0/1 port of the switch does not carry VLAN TAG when sending VLAN20 data frames
D. The GE0/0/1 port of the switch does not carry VLAN TAG when sending VLAN10 data frames

Explanation

Question 111 of 200

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

Select one or more of the following:

A.True
A.False

Explanation

Question 112 of 200

316. By default, what is the STP Forward Delay time in seconds?

Select one or more of the following:

A.5
B.10
C.15
D.20

Explanation

Question 113 of 200

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

Select one or more of the following:

A. This interface will not forward received FTP packets
B. This interface will not forward ICMP packets
C. This interface will not forward received SNMP packets
D. This interface can establish OSPF neighbor relationships with other routers

Explanation

Question 114 of 200

318. To apply the ACL configured in the figure in Telnet, which of the following statements is correct?

Select one or more of the following:

A. The device with IP 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 IP address 172.16.105.6 can use Telnet service

Explanation

Question 115 of 200

319.Which of the following fields is not included in the HELLO packet of the OSPF protocol?

Select one or more of the following:

A.Neighbor
B.Network Mask
C.HelloInterva
D.Sysname

Explanation

Question 116 of 200

320. All interfaces of the router belong to the same broadcast domain

Select one of the following:

True
False

Explanation

Question 117 of 200

321. The host's IPv4 address is 200.200.200.201/30. Which of the following hosts has an IPv4 address and its communication does not need to be forwarded by a router?

Select one or more of the following:

A.200.200.200.202
B.200.200.200.200
C.200.200.200.203
D.200.200.200.1

Explanation

Question 118 of 200

322. Among the following commands to configure the default route, which one is correct?

Select one or more of the following:

A.[Huawei-Seria10] ip route-static 0.0.0.0 0.0.0.0 0.0.0.0
B.[Huawei] ip route-static 0.0.0.0 0.0.0.0 192.168.1.1
C.[Huawei] ip route-static 0.0.0.0 0.0.0.0 0.0.0.0
D.[Huawei] ip route-static 0.0.0.0 255.255.255.255 192.168.1.1

Explanation

Question 119 of 200

323. If the network address of a network is 192.168.1.0, then its broadcast address must be 192.168.1.255.

Select one of the following:

True
False

Explanation

Question 120 of 200

324.On Huawei AR G3 routers, what is the -i parameter of the Ping command in VRP used to set?

Select one or more of the following:

A. The destination IP address of the Echo Reply message
B. The source IP address of the Echo Request message
C. Interface for receiving Echo Reply messages
D. Interface for sending Echo Request messages

Explanation

Question 121 of 200

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

Select one of the following:

True
False

Explanation

Question 122 of 200

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

Select one or more of the following:

A. Dynamic MAC address table entry
B. Static MAC address table entry
C. Port MAC address table entry
D. Device MAC address table entry

Explanation

Question 123 of 200

327.What is the transmission rate of an Eth-Trunk port in manual link aggregation mode related to?
(Multiple choice)

Select one or more of the following:

A. Number of member ports
B. Bandwidth of member ports
C. If an IP address is configured on the member port
D. If the member port is on the public or private network

Explanation

Question 124 of 200

328.What is the role of the command port trunk allow pass vlan all?

Select one or more of the following:

A. If the port default vlan 3 command is configured for the connected remote device, VLAN 3 cannot
communicate between the two devices
B. All VLAN data frames are allowed to pass through this port
C. The connected peer device can dynamically determine which VLAN IDs are allowed to pass
D. The opposite port connected to the port must be configured with port trunk permit vlan all

Explanation

Question 125 of 200

329.Hybrid port can be connected to user host and other switches.

Select one of the following:

True
False

Explanation

Question 126 of 200

330. In which working state of the STP protocol can the port be changed to the Forwarding state without
going through other states?

Select one or more of the following:

A. Blocking
B. Learning
C. Listening
D. Disabled

Explanation

Question 127 of 200

331. Switches running SIP protocol, the port needs to wait for the forwarding delay in the Learning state before it can be transformed into the Forwarding state.

Select one of the following:

True
False

Explanation

Question 128 of 200

332. In order to realize the network layer function on VLANIF interface, what need to be configured on
VLANIF interface? (Multiple choice)

Select one or more of the following:

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

Explanation

Question 129 of 200

333. As shown in the figure, a static NAT command is deployed on router R1. When the PC accesses the Internet, the destination address in the data packet will not change

Select one or more of the following:

A.True
B.False

Explanation

Question 130 of 200

334. A DHCP server is deployed in the network, but the administrator found that some hosts did not correctly obtain the address specified by the DHCP server. What are the possible reasons? (Multiple
choice)

Select one or more of the following:

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 169.254 0.0
C. There is another DHCP server in the network that works more efficiently
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

Explanation

Question 131 of 200

335. On the AC, you can manually specify the source address or source interface of the CAPWAP tunnel.

Select one of the following:

True
False

Explanation

Question 132 of 200

336. AC uses CAPWAP control tunnel to transmit management messages to FIT AP.

Select one of the following:

True
False

Explanation

Question 133 of 200

337. What is the coverage area of an AP in WLAN?

Select one or more of the following:

A. BSS
B. SSID
C. BSSID
D.ESS

Explanation

Question 134 of 200

338. FIT AP can work independently without relying on AC

Select one of the following:

True
False

Explanation

Question 135 of 200

339. In the CAPWAP tunnel establishment phase, after the AC receives the Join Request message sentby the AP, the AC will check the validity of the AP. Which of the following is the authentication method
supported by the AC? (Multiple choice)

Select one or more of the following:

A. SN certification
B. Password authentication
C. MAC authentication
D. Not certified

Explanation

Question 136 of 200

340. Which of the following statements about the S field in the MPLS packet header are correct? (Multiple
choice)

Select one or more of the following:

A. s bit has only 1 bit in frame mode and 2 bit in cell mode
B. s bit exists in every MPLS packet header
C. It is used to mark whether there are other labels behind this label, 1 means yes, 0 means no
D. It is used to mark whether there are other labels behind this label, 0 means yes, 1 means no

Explanation

Question 137 of 200

341. The network management workstation manages network equipment through the SNMP protocol. When an abnormality occurs in the managed device, what kind of SHMP message will the network
management workstation receive?

Select one or more of the following:

A. trap message
B. get-response message
C. set-request message
D. get-request message

Explanation

Question 138 of 200

342. What type of IPv6 address FE80: 2E0: FCFF: FE6F: 4F36 belongs to?

Select one or more of the following:

A. Multicast address
B. Link local address
C. Global semicast address
D. Anycast address

Explanation

Question 139 of 200

343. 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.

Select one of the following:

True
False

Explanation

Question 140 of 200

344. Which of the following IEEE802.11 standards only supports 2.4GHz frequency band for communication?

Select one or more of the following:

A.802.11a
B.802.11g
C.802.11ax
D.802.11n

Explanation

Question 141 of 200

345. 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 rapid development of the business. What are the following characteristics of Segment Routing? (Multiple choice)

Select one or more of the following:

A. By extending the existing protocol (eg IGP), the existing network can better and smoothly evolve
B. SR (Segment Routing) adopts IP forwarding, no additional maintenance is required for another label
forwarding table
C. Adopting source routing technology to provide the ability to quickly exchange text between the network
and upper-layer applications
D. Support the centralized control mode of the controller and the distributed control mode of the
transponder at the same time, and provide a balance between centralized control and distributed control

Explanation

Question 142 of 200

346. The MPLS label header is encapsulated between the data link layer header and the network layer header of the message.

Select one of the following:

True
False

Explanation

Question 143 of 200

347. If the MAC address of an interface is 0OEO-FCEF-OFEC, what is its corresponding EUI-64
address?

Select one or more of the following:

A.00EO-FCEF-FFFE-OFEC
B.02EO-FCFF-FEEF-0FEC
C.00EO-FCFF-FEEF-0FEC
D.02EO-FCEF-FFFE-0FEC

Explanation

Question 144 of 200

348. Which of the following description of static and dynamic routing is wrong?

Select one or more of the following:

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 simple to configure and easy to manage when applied in the enterprise

Explanation

Question 145 of 200

349. Which of the following descriptions of OSPF areas are correct? (Multiple choice)

Select one or more of the following:

A. All networks should be declared in zone 0
B. The number of the backbone area cannot be 2
C. Before configuring the OSPF area, an IP address must be configured for the loopback interface of the
router
D. The number range of the area is from 0.0.0.0 to 255.255.255.255

Explanation

Question 146 of 200

350. The Layer 2 Ethernet switch generates entries in the MAC address table according to the ( ) of the
Ethernet frame received by the port.

Select one or more of the following:

A. Source IP address
B. Source MAC address
C. Destination MAC address
D. Destination IP address

Explanation

Question 147 of 200

351. The MAC address table of existing switches is shown in the figure. Which of the following statement
is correct?

Select one or more of the following:

A. The MAC address 5489-9885-18a8 is manually configured by the administrator
B. The MAC address 5489-9811-0b49 is manually configured by the administrator
C. The MAC address 5489-989d-1d30 is manually configured by the administrator
D. After the switch restarts, all MAC addresses need to be relearned

Explanation

Question 148 of 200

352. When the switch port sends a data frame carrying the same VLAN TAG and PVID, it must strip the VLAN TAG and forward it.

Select one of the following:

True
False

Explanation

Question 149 of 200

353.Which of the following levels is not a common network level in mid-sized campus network
architecture?

Select one or more of the following:

A. Access layer
B. Core layer
C. Convergence layer
D. Network layer

Explanation

Question 150 of 200

354. 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.

Select one of the following:

True
False

Explanation

Question 151 of 200

355. Which stage of the life cycle of campus network construction is the beginning of a project?

Select one or more of the following:

A. Network optimization
B. Network implementation
C. Planning and design
D. Network operation and maintenance

Explanation

Question 152 of 200

356. When the router is powered on, it will read the configuration file from the default storage path to initialize the router. If there is no configuration file in the default storage path, what will the router use for
initialization?

Select one or more of the following:

A. Initial configuration
B. Current configuration
C. New configuration
D. Default parameters

Explanation

Question 153 of 200

357. In the OSPF protocol, which of the following descriptions of DR is correct? (Multiple choice) A. If the priority values of the two routers are equal, the router with the larger Router ID is selected as the
DR

Select one or more of the following:

A. If the priority values of the two routers are equal, the router with the larger Router ID is selected as the
DR
B. By default, all routers in this broadcast network will participate in the DR election
C. If the priority values of the two routers are different, select the router with the lower priority as the DR
D. DR and BDR should also establish an adjacency relationship

Explanation

Question 154 of 200

358. Which of the following fields is not included in the HELLO packet of the OSPF protocol?

Select one or more of the following:

A. Neighbor
B.Network mask
C.Sysname
D.Hellointerval

Explanation

Question 155 of 200

359. If the network address of a network is 10.1.1.0/30, what is its broadcast address?

Select one or more of the following:

A.10.1.1.2
B.10.1.1.3
C.10.1.1.4
D.10.1.1.1

Explanation

Question 156 of 200

360. If the broadcast address of a network is 172.16.1.255, what might its network address be?

Select one or more of the following:

A.172.16.2.0
B.172.16.1.128
C.172.16.1.1
D.172.16.1.253

Explanation

Question 157 of 200

361. When the IPv4 protocol is used as the network layer protocol, which field is not included in the
network layer header?

Select one or more of the following:

A. Source IPv4 address
B. Sequence number
C. Destination IPv4 address
D. TTL

Explanation

Question 158 of 200

362. When the router forwards a data packet, if it does not match the corresponding detailed route and
there is no default route, it will directly discard the data packet.

Select one of the following:

True
False

Explanation

Question 159 of 200

363. What kind of message does the OSPF protocol use to send LSA to neighbors?

Select one or more of the following:

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

Explanation

Question 160 of 200

364. Apply the ACL configured as shown in the figure in Telnet. Only the device with the IP address of
172.16.105.2 is allowed to log in remotely:
#
acl number 2000
rule 5 permit source 172.16.105.2 0
#

Select one or more of the following:

A.True
B.False

Explanation

Question 161 of 200

365. Regarding the corresponding relationship between the access control list number and type, which of
the following description is correct?

Select one or more of the following:

A. The basic access control list number range is 1000-2999
B. The access control list number range of the second layer is 4000-4999
C. The number range of interface-based access control list is 1000-2000
D. The range of advanced access control list numbers is 3000-4000

Explanation

Question 162 of 200

366. What is the number range of the Layer 2 ACL?

Select one or more of the following:

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

Explanation

Question 163 of 200

367. What is the destination IP address of the DHCP DISCOvER message?

Select one or more of the following:

A.127.0.0.1
B.224.0.0.1
C.224.0.0.2
D.255.255.255.255

Explanation

Question 164 of 200

368. In the history of WLAN development, which of the following is not included in the main wireless
protocol standards in the primary mobile office era?

Select one or more of the following:

A.802.11g
B.802.11a
C.802.11b
D.802.11ac

Explanation

Question 165 of 200

369. The router running the OSPF protocol can reach the FULL state after completing the LSDB
synchronization.

Select one or more of the following:

A.True
B.False

Explanation

Question 166 of 200

370. In order to distinguish different users and provide different network services on the AP. Which of the
following can be configured?

Select one or more of the following:

A.VT
B.VAP
C.VAC
D. WAP

Explanation

Question 167 of 200

371. Network equipment running the SNMP protocol can take the initiative to report alarm information so that the network administrator can discover the fault in time

Select one of the following:

True
False

Explanation

Question 168 of 200

372.The IPv6 protocol uses NS and NA packets for duplicate address detection (DAD)

Select one of the following:

True
False

Explanation

Question 169 of 200

373. Which of the following descriptions are correct about the concept of IEV architecture? (Multiple
choice)

Select one or more of the following:

A.MANO is composed of NFVO.VNFN and VIM.
B.VFM. Virtual network function management, responsible for the life cycle management of VNF
C.VIM (Virtualised Infrastructure Manager) virtual resource management, responsible for the virtualization
of infrastructure.
D. NFVO (NEV Orchestrator) is responsible for business orchestration

Explanation

Question 170 of 200

374. Which of the following methods can read data non-blocking in Python's telnetlib?

Select one or more of the following:

A.telnet_Read_all
B.telnet_read_very_lazy
C.telnet._read_eager
D.telnet_read _very_eager

Explanation

Question 171 of 200

375. Regarding the control plane of the device, which of the following statements is correct? (Multiple
choice)

Select one or more of the following:

A. The control plane is responsible for the interaction of routing protocols between devices
B. The control plane provides equipment monitoring capabilities
C. The control plane is responsible for directing data forwarding
D. The control plane is responsible for generating the IP routing table

Explanation

Question 172 of 200

376. Which of the following commands can modify the device name to huawei?

Select one or more of the following:

A. Hostname Huawei
B. Sysname Huawei
C. Rename Huawei
D.Do name Huawei

Explanation

Question 173 of 200

377. Which statement is wrong about the ARP message?

Select one or more of the following:

A. ARP reply packets are sent unicast
B. Any link layer protocol requires ARP messages to assist in obtaining data link layer identification
C. ARP packets cannot be forwarded to other broadcast domains
D. ARP request message is sent by broadcast

Explanation

Question 174 of 200

378. Which of the following networks belong to a local area network? (Multiple choice)

Select one or more of the following:

A. A home network
B. Office network of a company
C. Internet
D. Broadband Metropolitan Area Network

Explanation

Question 175 of 200

379. Which statement about OSPF protocol DR is correct?

Select one or more of the following:

A. DR must be the highest priority device in the network
B. Router ID, the larger the value, the more preferred to be elected as DR
C. DR election is preemptive
D. An interface priority is 0, then the interface cannot be a DR

Explanation

Question 176 of 200

380. Which of the following elements are included in the routing table? (Multiple choice)

Select one or more of the following:

A. Interface
B. Destination/mask
C. Nexthop
D. Protocol

Explanation

Question 177 of 200

381. The following rules exist in a certain ACL of the router. rule deny tcp source 192.168.1.0 0.0.0.255
destination 172.16.10.1 0.0.0.0 destination-port eq 21 Which statement is correct?

Select one or more of the following:

A. The source IP is 192.168.1.1, the destination IP is 172.16.10.1, and all TCP packets whose destination
port number is 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 one
C. The source IP of the rule is 192.168.1.1, the destination IP is 72.16.10.3. All TCP packets with the
destination port number of 21 match this rule
D. The type of ACL is a basic ACL

Explanation

Question 178 of 200

382. Which of the following parameters cannot be used in the advanced visit control list?

Select one or more of the following:

A. Protocol numbe
B. Destination port number
C. Physical interface
D. Time range

Explanation

Question 179 of 200

383. In the network shown in the figure below, host A logs in to router A through Telnet, and then obtains the configuration file of router B through FTP on the remote interface. How many TCP connections exist
on router A at this time?

Select one or more of the following:

Explanation

Question 180 of 200

384. Which type of message is used by network devices running SNMPv 1 protocol to actively send alarm
information?

Select one or more of the following:

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

Explanation

Question 181 of 200

385. By default, network devices running SNMPv2c protocol use which of the following port numbers to
send trap messages to the network management system?

Select one or more of the following:

A.6
B.161
C.17
D.162

Explanation

Question 182 of 200

386. Which of the following types of addresses is not included in IPv6 addresses?

Select one or more of the following:

A. Anycast address
B. Broadcast address
C. Unicast address
D. Multicast address

Explanation

Question 183 of 200

387. In the VRP interface, use the command startup saved-configuration backup.cfg. to configure the
backup.cfg file for the next startup.

Select one of the following:

True
False

Explanation

Question 184 of 200

388. Which of the following statements about Trunk port and Access port are correct?

Select one or more of the following:

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

Explanation

Question 185 of 200

389. If the Length/Type of an Ethernet data frame is 0X8100, which of the following is correct?

Select one or more of the following:

A. This data frame must carry VLAN TAG
B. There must be a UDP header in the upper layer of this data frame
C. There must be an IP 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 186 of 200

390. The two switches shown below have both enabled the STP protocol. An engineer made the following conclusions on this network. Which conclusions do you think are correct? (Multiple choice

Select one or more of the following:

A. The G0/0/3 port of SWA is stable in Forwarding state
B. The G0/0/2 port of SWA is stable in Forwarding state
C. Both ports of SWA are designated ports
D. G0/0/2 port of SWB is stable in Forwarding state

Explanation

Question 187 of 200

391. What is the length of the Ethernet_II frame containing the Ethernet header?

Select one or more of the following:

A.60-1560B
B.46-1500B
C.64-1500B
D.64-1518B

Explanation

Question 188 of 200

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

Select one of the following:

True
False

Explanation

Question 189 of 200

393. On the switch, which VLANs can be deleted by using the undo command? (Multiple choice)

Select one or more of the following:

A.vlan 4094
B.vlan 2
C.vlan 1
D.vlan 1024

Explanation

Question 190 of 200

394.According to the command shown in the figure, which of the following description is correct? (Multiple
choice）

Select one or more of the following:

A. The PVID of GigabitEthernet0/0/2 port is 1
B. The PVID of GigabitEthernet0/0/1 port is 10
C. The PVID of GigabitEthernet0/0/2 port is 10
D. The PVID of GigabitEthernet0/0/1 port is 11

Explanation

Question 191 of 200

395.Which of the following advantages does the router-on-a-stick approach achieve routing intercommunication between VLANs?

Select one or more of the following:

A. Reduce the number of equipment
B. Reduce routing table entries
C. Reduce the use of IP addresses
D. Reduce the number of chain connections

Explanation

Question 192 of 200

396. When the host frequently moves, which VLAN division method is most appropriate?

Select one or more of the following:

A. Based on AC address division
B. Based on strategy division
C. Based on IP subnet division
D. Based on port division

Explanation

Question 193 of 200

397. Which of the following description are wrong about the Forwarding state in the spanning tree protocol? (Multiple choice)

Select one or more of the following:

A. The port in the Forwarding state can forward data packets
B. The port in the Forwarding state does not learn the source MAC address of the packet
C. Ports in Forwarding state can receive BPDU packets
D. The port in the Forwarding state will definitely send BPDU packets

Explanation

Question 194 of 200

398. On the VRP platform, what is the role of the command "interface vlanit <vlan-id>" ?

Select one or more of the following:

A. Create a VLAN
B. No such command
C. Create or enter VLAN virtual interface view
D. Configure VLAN for a port

Explanation

Question 195 of 200

399. The second layer ACL can match the source MAC, destination MAC, source IP, destination IP and other information.

Select one or more of the following:

A.True
B.False

Explanation

Question 196 of 200

400. The configuration of the country code will affect the actual transmission frequency and maximum transmission power.

Select one of the following:

True
False

Explanation

Question 197 of 200

401. What equipment is generally involved in the wlan deployment scheme in the enterprise scenario?
(Multiple choice)

Select one or more of the following:

A. AC(Acess Controller)
B. Poe switch
C. CPE
D. AP

Explanation

Question 198 of 200

402. The role of telnet.read_all() in Telnetlib is to read all data until EOF. If the echo does not return EOF, it will always be blocked

Select one of the following:

True
False

Explanation

Question 199 of 200

403. In the network shown in the figure below, all routers run the OSPF protocol, and the link cost value is shown in the figure. What is the cost value of the route entry to the network 10.0.0.0/8 in the RTA routing
table?

Select one or more of the following:

A.70
B.100
C.20
D.60

Explanation

Question 200 of 200

404. The router output information is shown in the figure. Which of the following statements is wrong?

Select one or more of the following:

A. The IP address of the Ethernet0/0/0 interface is 10.0.12.1/24
B. The MTU value of the Ethgrnet0/0/0 interface is 1480
C. The physical link of the Ethernet0/0/0 interface is normal
D. The broadcast address corresponding to the Ethernet0/0/0 interface is 10.0.12.255

Explanation

Check answer

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	Created by Azarias Beltre over 2 years ago

Examen de Auto Evaluacion Redes

GoConqr Review

Examen HCIA Dump 200 Preguntas Part-2

Question 1 of 200

201. Which of the following OSPF protocol packets can ensure the reliability of LSA updates?

Select one of the following:

Explanation

Question 2 of 200

202. The last option field of IPv4 is variable-length optional information. What is the maximum length of this field?

Select one or more of the following:

Explanation

Question 3 of 200

203. Which of the following advantages does router-on-a-stick achieve inter-VLAN routing intercommunication?

Select one or more of the following:

Explanation

Question 4 of 200

204. If STP is not turned on for the network composed of switches, there must be a Layer 2 loop.

Select one or more of the following:

Explanation

Question 5 of 200

205. The switch receives a unicast data frame. If the destination MAC of the data frame can be found in the MAC table, the data frame will be forwarded from the corresponding MAC port.

Select one or more of the following:

Explanation

Question 6 of 200

206. The output information of the link aggregation port of a certain switch is as follows. If you want to delete Eth-Trunk 1, which of the following commands is correct?

Select one or more of the following:

Explanation

Question 7 of 200

208. If the value of the Type/Length field of an Ethernet data frame is 0 x 0800, the length of the upper layer message header carried by this data frame is in the range of 20-60B.

Select one or more of the following:

Explanation

Question 8 of 200

209. When using FTP for file transfer, how many TCP connections will be established?

Select one or more of the following:

Explanation

Question 9 of 200

210. What are the user authentication methods that can be deployed in wlan? (Multiple choice)

Select one or more of the following:

Explanation

Question 10 of 200

211. Which of the following IEEE 802.11 standards support operation in the 5GHz frequency band? (Multiple choice)

Select one or more of the following:

Explanation

Question 11 of 200

212. In order to join the wireless network STA needs to obtain wireless network information first. Which of the following messages is used by the STA to actively obtain the SSID information?

Select one or more of the following:

Explanation

Question 12 of 200

213. Broadly speaking, which of the following does the transmission medium that constitutes the wireless local area network wlan not include?

Select one or more of the following:

Explanation

Question 13 of 200

214. Which field of the ipv6 packet header can be used for QoS?

Select one or more of the following:

Explanation

Question 14 of 200

215. Connection between switches and hosts, which port link type is often used by the switch?

Select one or more of the following:

Explanation

Question 15 of 200

216. When using the FTP protocol to upgrade the router software, which of the following transmission mode should be selected?

Select one or more of the following:

Explanation

Question 16 of 200

217. Network shown below, Host A does not configure the gateway, the host B exists gateway ARP cache, which of the following statements are correct?

Select one or more of the following:

Explanation

Question 17 of 200

218. The network structure and OSPF partition is shown in the following figure, in addition to RTA, router RTB, RTC and RTD are ABR routers.

Select one or more of the following:

Explanation

Question 18 of 200

219. The network administrator hopes to effectively use the IP address of the 192.168.176.0/25 network segment. Now that the company’s marketing department has 20 hosts, which of the following is the best address segments allocated to the marketing department?

Select one or more of the following:

Explanation

Question 19 of 200

220. What is the main function of the dynamic routing protocol?

Select one or more of the following:

Explanation

Question 20 of 200

202. The last option field of IPv4 is variable-length optional information. What is the maximum length of
this field?