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Exam Code:	H12-811_V1.0
Exam Name:	HCIA-Datacom V1.0
Certification Provider:	Huawei
Free Question Number:	345
Version:	v2025-02-19
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# of views:	823
# of Questions views:	34684
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Recent Comments (The most recent comments are at the top.)

Carlos Mendez - Jun 09, 2025

No.# La respuesta correcta es falso

Carlos Mendez - Jun 09, 2025

No.# Lo correcto es Falso

Jodie - Mar 30, 2025

Your questions are the real H12-811_V1.0 questions.

Moyagabo - Mar 29, 2025

No.# great

Moyagabo - Mar 29, 2025

No.# great stuff

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Exam Question List: Question 1: The IPv6 address 2001: ABEF:2240E:FFE2:BCC0:CD0:DDBE:8D58 ca...; 1 commentQuestion 2: What is RouterDeadInterval of the OSPF protocol on the broad...; Question 3: Link aggregation is a common technology in enterprise networ...; 1 commentQuestion 4: When the switch port receives a data frame that does not car...; Question 5: Which of the following fields are present in both IPv6 and I...; Question 6: On an interface that uses PPP as the data link layer protoco...; Question 7: What is correct about the SNMP protocol? ()...; Question 8: On Huawei devices, if you use aaA authentication to authoriz...; Question 9: PPPoE sessions can only use CHAP authentication ()...; Question 10: Which of the following IPv6 addresses is a multicast address...; Question 11: The Layer 2 networking of WLAN refers to STA. It uses AC as ...; Question 12: ip route-static.10.0.2.2255.255.255.25510.0.12.2 preference2...; 2 commentQuestion 13: If it is UDP, the value of the protocol field of the network...; Question 14: By default, the port cost calculated by STP has a certain re...; Question 15: The route entry 10.0.0.24/29 may be aggregated from which of...; Question 16: Regarding the corresponding relationship between the access ...; Question 17: Which of the following parameters cannot be used for advance...; Question 18: Which of the following information is not included in the MA...; Question 19: The HybriD. port can be connected to the user host or other ...; Question 20: The Priority field in the VLAN tag can identify the priority...; Question 21: The IEEE802.11aC. standard only supports the 5GHz frequency ...; Question 22: What is the range of VLAN ID that users can use? ()...; Question 23: Use the ACL shown in the figure on the router RTA to match r...; Question 24: The following figure shows the display interface Eth-Trunk 1...; Question 25: The network shown in the figure below. From a security persp...; Question 26: VLANs can be assigned based on service types during campus n...; Question 27: Which of the configurations in the following options belong ...; Question 28: The Huawei tracert diagnostic attack is used to track the fo...; Question 29: As shown in the figure, two switches use the default paramet...; Question 30: Which of the following statements about IPv6 anycast address...; Question 31: As shown in the figure. If host A has the ARp cache table of...; Question 32: The administrator has configured the router as shown in the ...; Question 33: Which of the following fields is not included in the HELL0 p...; Question 34: When the Access type port sends a message, it will ()....; Question 35: The following description of the Router ID of OSPF is incorr...; Question 36: It is known that there are two entries in the routing table ...; Question 37: When the Access type port sends a message, it will ()....; Question 38: Which of the following IPv4 addresses is a class A address? ...; Question 39: Since the TCP protocol uses a three-way handshake mechanism ...; Question 40: The device port running the STP protocol is in the Forwardin...; Question 41: When the host frequently moves, which VLAN division method i...; Question 42: Which of the following port states is not included in the RS...; Question 43: The following two configuration commands can realize the rou...; Question 44: The output information of a certain switch is shown in the f...; Question 45: In the OSPF protocol, which of the following descriptions of...; Question 46: Wireless access controller (AC, Access Cntroller) As a unifi...; Question 47: If the configured ACL rules have an inclusive relationship, ...; Question 48: A network administrator of a company wants to be able to rem...; Question 49: What is the total length of the port ID in STP?...; Question 50: Which of the following statements about the S field in the M...; Question 51: The network administrator configures the RTA on the Huawei r...; Question 52: In the VRP system, what function does the Ctrl+Z key combina...; Question 53: The G0/0/1 interface configuration information of router A i...; Question 54: In what ways does VRP support router configuration? ()*...; Question 55: According to the command shown in the figure, which of the f...; Question 56: Regarding the control plane of the device, which of the foll...; Question 57: Which of the following networks belong to a local area netwo...; Question 58: The administrator cannot log in to the Huawei router through...; Question 59: The bridge ID of the STP protocol in the switching network i...; Question 60: As shown in the following figure, in the switching network, ...; Question 61: Which of the following advantages does the single-arm routin...; Question 62: Which of the following statements about IPv6 address configu...; Question 63: What is the function of the command port trunk allow pass vl...; Question 64: For switches running the SIP protocol, the port needs to wai...; Question 65: As shown in the broadcast network. 0SPF runs on four routers...; Question 66: After FIT AP obtains AC.'s IP address, what is the first ope...; Question 67: The link aggregation interface can only be used as a Layer 2...; Question 68: The switch GE0/0/1 port configuration information is shown i...; Question 69: The MAC address table of existing switches is shown in the f...; Question 70: The output information of the sub-interface of a certain rou...; Question 71: Which of the following statements is correct? ()...; Question 72: In the network as shown in the figure, the administrator hop...; Question 73: The output information of the routing table of a certain rou...; Question 74: Which of the following statements about the edge port in the...; Question 75: Which of the following types does IPv6 address include? ()*...; Question 76: UDP is oriented to connectionless and must rely on () to ens...; Question 77: The network shown in the figure below. The administrator wan...; Question 78: The configuration of the country code will affect the freque...; Question 79: What elements can NAPT transform? ()...; Question 80: In the MAC address table of the switch, which of the followi...; Question 81: When planning a campus network, which of the following metho...; Question 82: In the network as shown in the figure below, host A logs in ...; Question 83: There are hosts in a private network that need to access 1nt...; Question 84: Which packet type is used by network devices running the SNM...; Question 85: The MPLS label header is encapsulated between the data link ...; Question 86: By default, in the SNMP protocol, which port number does the...; Question 87: NAPT allows multiple private IP addresses to be mapped to th...; Question 88: Which of the following types of addresses are not included i...; Question 89: The broadcast address is a special address that all the host...; Question 90: The network is shown in the figure. Which router is the BDR ...; Question 91: In the VRP interface, use the command startup saved-configur...; Question 92: What command line views exist on the VRP operating platform?...; Question 93: By default, what is the RouterDeadInterval of the ospf proto...; Question 94: A DHCP server is deployed on the network, but the administra...; Question 95: On the VRP, when the mkdir test command is run, the system c...; Question 96: On an interface that uses PPP as the data link layer protoco...; Question 97: As shown in the figure, the administrator hopes that all hos...; Question 98: AAA. Which of the following is not included? ()...; Question 99: Which of the following descriptions about the switch is wron...; Question 100: According to the command output as shown in the figure, whic...; Question 101: The network management workstation manages network devices t...; Question 102: In the VRP interface, use the command delete vrpcfg.zip to d...; Question 103: NAT configuration is as follows, which IP can be converted w...; Question 104: On the switch, which VLANs can be deleted by using the undo ...; Question 105: If the Proto of a certain route information in the routing t...; Question 106: CSS refers to the combination of two switch devices that sup...; Question 107: The following rules exist in an ACL of a router. Rule deny t...; Question 108: AP does not need AC. It can independently complete the work ...; Question 109: IPv6 uses NS and NA packets to perform duplicate address det...; Question 110: Which of the following port states does the RSTP protocol in...; Question 111: Which of the following parameters is not included in the con...; Question 112: What kind of network equipment can host A and host B use to ...; Question 113: DNS is used for domain name resolution...; Question 114: The role of the OSPF protocol is...; Question 115: The network shown in the figure below. Host A is not configu...; Question 116: Switch stacking supports more than two devices, and multiple...; Question 117: The network structure and OSPF partition are shown in the fi...; Question 118: Layer 3 devices like routers receive data frames based on ()...; Question 119: Refer to the graphic, which of the following statements is t...; Question 120: Which of the following are not the characteristics of a smal...; Question 121: Which of the following statements about direct routing is co...; Question 122: Which of the following commands is used to display the CPU u...; Question 123: As shown in the figure, router A has successfully telneted t...; Question 124: After the administrator successfully logs in to the router t...; Question 125: Which of the following packet types is used by RADIUS to ind...; Question 126: Currently, the company has a network administrator, and the ...; Question 127: What is the priority value of the direct route entry? ()...; Question 128: In order for the STA to obtain the SSID related information ...; Question 129: OSPF Router ID. It must be the same as the IP address of an ...; Question 130: OSPF protocol needs to elect DR and BDR in which of the foll...; Question 131: As shown in the figure below: The wrong statement is: ()acl ...; Question 132: Which of the following descriptions about the 0SPF area is c...; Question 133: When the router forwards a data packet, if it does not match...; Question 134: The network shown in the figure below. All routers run OSPF....; Question 135: In the network shown in the figure, which of the following d...; Question 136: Which of the following protocols does the RA. message used b...; Question 137: The administrator configures R1 as shown in the figure. But ...; Question 138: In a Layer 2 network with redundant links, which of the foll...; Question 139: The MAC address table of existing switches is shown in the f...; Question 140: Which of the following methods can read data non-blocking in...; Question 141: What are the components of the OSI reference model from top ...; Question 142: In STP, which of the following items may affect the selectio...; Question 143: FIT AP can work independently without relying on AC. ()...; Question 144: The Hybri D port can be connected to the user host or other ...; Question 145: Which of the following functions does the LCP protocol in th...; Question 146: Which of the following statements about the various versions...; Question 147: What kind of message does the 0SPF protocol use to request t...; Question 148: As shown in the figure. All four switches are running $TP. V...; Question 149: In order to implement FIT AP online, FIT AP first needs to o...; Question 150: Which of the following statements about MPLS Labe1 labels is...; Question 151: Compared with STP, which of the following port roles are new...; Question 152: The following figure shows the routing table of a router. Wh...; Question 153: The network shown in the figure below. The router receives a...; Question 154: If the broadcast address of a network is 172.16.1.255, which...; Question 155: 192.168.1.127/25 represents () address ()...; Question 156: In the network shown in the figure below, the host has an AR...; Question 157: Which of the following statements about Prefix Segment is wr...; Question 158: By default, network devices running the SNMPv2C. protocol us...; Question 159: Which of the following descriptions about OSPF's DD. packets...; Question 160: The network shown in the figure below. Which router is the B...; Question 161: The administrator plans to implement route backup by configu...; Question 162: The configuration information of a certain port of the switc...; Question 163: Users cannot configure VLAN ID. to 0. ()...; Question 164: By default, what is the ForwarD.Delay time of the STP protoc...; Question 165: Complete the ACL configuration shown in the figure on the ro...; Question 166: When deploying ACL on Huawei equipment, which of the followi...; Question 167: Which of the following working modes are supported by Huawei...; Question 168: On Huawei ARG3 routers, the -i parameter of the Ping command...; Question 169: Which of the following fields is not included in the He1lo p...; Question 170: In order to realize the network layer function on the VLANIF...; Question 171: An ACL rule is as follows: Which of the following IP address...; Question 172: When a switch receives a unicast data frame with a VLAN tag,...; Question 173: Which of the following statements about the election of DR a...; Question 174: In the STP protocol, which of the following factors will aff...; Question 175: On Huawei equipment, if AAA authentication is used for autho...; Question 176: All four switches run STP, and various parameters adopt defa...; Question 177: When the lease period reaches what percentage does the DHCP ...; Question 178: Which of the following port numbers is used by the FTP contr...; Question 179: When adopting LACP mode for link aggregation, what is the de...; Question 180: In the network shown in the figure below, what commands can ...; Question 181: Compared with the IPv4 packet header, which field is added t...; Question 182: Which of the following are not open interfaces for Huawei ne...; Question 183: Which of the following fields does the MPLS header include? ...; Question 184: Which of the following statements is correct for the ACL con...; Question 185: Which of the following network parameters can be assigned by...; Question 186: The network is shown in the figure below. The router uses a ...; Question 187: The switch receives a unicast data frame. If the destination...; Question 188: The subnet mask of a network segment 150.25.0.0 is 255.255.2...; Question 189: VLAN4095 cannot be created on Huawei switches, and VLAN1 can...; Question 190: Now there are the following four segments: 10.24.0.0/24, 10....; Question 191: The MAC address table of existing switches is shown in the f...; Question 192: Apply the ACL configured in the figure in Telnet. Only the d...; Question 193: After FIT AP obtains AC.'s IP address, what is the first ope...; Question 194: The IPv6 address 2001: ABEF:224E:FFE2:BCC0:CD00:DDBE:8D58 ca...; Question 195: After the two routers are configured with 0SPF, the administ...; Question 196: The IPv6 protocol uses NS and NA. packets for duplicate addr...; Question 197: Which of the following options describes the concept of the ...; Question 198: How many types of data flows with different service levels c...; Question 199: Which of the following is not the reason why RSTP can increa...; Question 200: How many planes does a network device have? ()*...; Question 201: As shown in the figure, the network administrator creates VL...; Question 202: The priority of OSPF routing protocol is ()...; Question 203: What are the characteristics of VLAN based on ports? ()...; Question 204: How many types of OSPF packets are there? ()...; Question 205: The priority of the LACP protocol is shown in the figure. Sw...; Question 206: To ensure that the same data flow is forwarded on the same p...; Question 207: A routing entry contains multiple fields. Which of the follo...; Question 208: In order to realize the network layer function on the VLANII...; Question 209: When configuring the PPP authentication mode as PAP, which o...; Question 210: During data access, when accessing different network segment...; Question 211: The tracert diagnostic tool in Huawei routers is used to tra...; Question 212: The IP addresses of the VLANIF interfaces of the same switch...; Question 213: VRP operating platform, which of the following commands can ...; Question 214: On the command line interface of Huawei AR routers, the role...; Question 215: OSThe I reference model from high-level to bottom-level is (...; Question 216: Which of the following descriptions about firewalls is wrong...; Question 217: Which of the following fields is not included in the HELL0 p...; Question 218: Which of the following statements about single-arm routing a...; Question 219: The network shown in the figure below. The network where hos...; Question 220: Neither the A1 ternate interface nor the Backup port in RSTP...; Question 221: There is no channel overlap in the 14 available frequency ba...; Question 222: The two ends of the PPP link are not in the same network seg...; Question 223: The routing table is shown in the figure. Which of the follo...; Question 224: According to the following configuration, which statement is...; Question 225: There is a WeB server in the private network that needs to p...; Question 226: Which of the following protocols is OSPF based on?...; Question 227: The display startup information of the AR2200 router. Regard...; Question 228: The following statement about static routing in Huawei equip...; Question 229: The network administrator of a certain company wants to unif...; Question 230: The mask length is 12 bits can be expressed as?...; Question 231: At what percentage does the DHCP client send the lease renew...; Question 232: The output information of a router's routing table is shown ...; Question 233: Which of the following messages is used for IPv6 stateless a...; Question 234: Which of the following IPv4 addresses the host uses cannot d...; Question 235: In the history of WLAN development, which of the following i...; Question 236: A company applies for a C. address segment, which needs to b...; Question 237: When the IPv4 protocol is used as the network layer protocol...; Question 238: Which fields in the IPv4 header are related to fragmentation...; Question 239: When Fit APs go online on an AC, they will necessarily downl...; Question 240: The host uses the IP address 192.168.1.2 to access the Inter...; Question 241: Which of the following IEEE802.11 standards does not support...; Question 242: If a windows host is started for the first time, if it uses ...; Question 243: Use the command kdir test in the VRP operating platform. The...; Question 244: As shown in the figure below, host A and host B cannot commu...; Question 245: When an AP and an AC are located on different Layer 3 networ...; Question 246: The config mode is the default ACL matching order on Huawei ...; Question 247: If the broadcast address of a network is 172.16.1.255, then ...; Question 248: The mac address of the existing switch is shown in the figur...; Question 249: What kind of packets does the OSPF protocol use to discover ...; Question 250: The broadcast address is a special address in which the host...; Question 251: The following two configuration commands can implement route...; Question 252: The function of the 0SPF hel1o message is ()...; Question 253: Telnet is based on TCP protocol ()...; Question 254: Among the following commands for configuring the default rou...; Question 255: Management Information Base (MIB) Information Base) is a vir...; Question 256: The transport layer protocol has UDP and TCP, but UDP is mor...; Question 257: Which of the following statements about IPv6 address configu...; Question 258: In VRPOn the platform, the command"interfacevlanit<vlan-i...; Question 259: The following description about the specified port of the sp...; Question 260: In the RSTP protocol, when the edge port receives the config...; Question 261: Which of the following fields is not included in the HELL0 p...; Question 262: What kind of message does the OSPF protocol use to confirm t...; Question 263: Which of the following commands configures the authenticatio...; Question 264: Which of the following features does the default VLAN in the...; Question 265: On the network shown in the figure, router A adopts link agg...; Question 266: Regarding the configuration shown in the figure, which state...; Question 267: The processing behavior of the data frame received by the sw...; Question 268: The router running the OSPF protocol reaches the FULL state ...; Question 269: The DHCP request message is sent by broadcast...; Question 270: As shown in the figure below. Which network device can host ...; Question 271: STA. Before associating to AP, it needs to obtain SSID throu...; Question 272: LACP protocol priority, switchA. and switch B. adopt LACP mo...; Question 273: If the Length of an Ethernet data frame/Type = 0x8100, which...; Question 274: The network is shown in the figure below. Switch configurati...; Question 275: Which of the following is the full name of VRP?...; Question 276: In a Layer 2 network with redundant links, which of the foll...; Question 277: Which of the following interfaces are not open to Huawei con...; Question 278: As shown in the figure, the host has ARP cache. Host A sends...; Question 279: The following statement about Python is incorrect ()...; Question 280: Which information of the data frame is used by the interface...; Question 281: For switches running the STP protocol, the port needs to wai...; Question 282: Which of the following statements about link aggregation are...; Question 283: Network as shown in the picture. The administrator hopes tha...; Question 284: UDP cannot guarantee the reliability of data transmission, a...; Question 285: When two OSPF routers form a 2-WAY neighbor relationship, LS...; Question 286: The configuration of the country code will affect the actual...; Question 287: What is the full name of the general routing platform VRP? (...; Question 288: As shown in the figure below. All hosts can communicate norm...; Question 289: The network shown in the figure below. Two switches are conn...; Question 290: Which bridge is in the configuration BPDU sent by the switch...; Question 291: By default, the bridge priority of Huawei switches is 32768....; Question 292: Which of the following IPv6 is a global unicast address ()...; Question 293: Assume that an OSPF-enabled router has no loopback interface...; Question 294: In order to realize the launch of FIT AP, FIT AP first needs...; Question 295: Which statement about the dynamic AC. address table is corre...; Question 296: On VRP, the command lines are classified into four levels in...; Question 297: Take effect immediately after the Router ID of the OSPF proc...; Question 298: Two switches use manual link aggregation at the same time. T...; Question 299: What is the default step length of ACL on AR G3 series route...; Question 300: What are the ACL classifications*...; Question 301: After OSPF is configured on the two routers, the administrat...; Question 302: The following two configuration commands can realize the mas...; Question 303: What command can be typed in the system view to switch to th...; Question 304: Which of the following statements about static routes on Hua...; Question 305: What is the MAC address of the data link layer of each VAP o...; Question 306: Refer to the following commands run on GigabitEthernet0/0/1 ...; Question 307: The administrator made the configuration on the router as sh...; Question 308: FAT AP can independently complete wireless user access, wire...; Question 309: What is the main function of the dynamic routing protocol? (...; Question 310: The WPLS tag header is encapsulated between the data link la...; Question 311: As shown in the figure, if the command ping 10.1.1.2 is exec...; Question 312: Broadcast network. OSPF runs on four routers in the same are...; Question 313: Which of the following descriptions about firewalls is wrong...; Question 314: The output information of the sub-interface of a router aggr...; Question 315: Which version of the SNMP protocol below supports encryption...; Question 316: What is the default lease time of the IP address allocated b...; Question 317: The switch G0/0/1 port configuration information is shown in...; Question 318: The network shown in the figure below assumes that all route...; Question 319: What is the length of the Ethernet II frame containing the E...; Question 320: Refer to the configuration of the single-arm routing in the ...; Question 321: Which of the following protocols can be used to prevent Laye...; Question 322: Which category does the IPv6 address FE80:2E0:FCFF:FE6F:4F36...; Question 323: Using a traditional landline to make a call is a way of netw...; Question 324: As shown in the figure below. Host A and Host B cannot commu...; Question 325: Which of the following address types does IPV6 have?...; Question 326: In which working state of the port in the STP protocol can i...; Question 327: Ethernet_I containing the Ethernet headerIWhat is the length...; Question 328: When using the FTP protocol to upgrade the router software, ...; Question 329: After the network administrator uses the TracertRoute functi...; Question 330: The VlanIF IP addresses of the same switch cannot be the sam...; Question 331: The router needs to modify the destination IP address in the...; Question 332: If the Ethernet data frame Length/Type=0X0806, which stateme...; Question 333: Which of the following parameters need to be considered when...; Question 334: As shown in the figure below, all hosts can communicate norm...; Question 335: Telnet.read in TelnetliB._The role of all() is to read all d...; Question 336: Fit APs can work independently of an AC....; Question 337: The network management system can only view the operating st...; Question 338: STA. The only way to discover the wireless network is the Be...; Question 339: All interfaces of the router belong to the same broadcast do...; Question 340: Which of the following statements is true?...; Question 341: When the LCP phase of PPP is negotiated, the content of the ...; Question 342: Which of the following fields does the ARP packet format con...; Question 343: Link aggregation is a common technology in enterprise networ...; Question 344: After the administrator successfully logged in to the router...; Question 345: What is the IEEE802.11 standard corresponding to Wi-F16? ()...