H12-821_V1.0 Exam Questions
1,196 real H12-821_V1.0 exam questions with expert-verified answers and explanations. Page 8 of 24.
- Question #351IPv4 Routing Technologies
Which of the following descriptions of routing protocol cost values (Cost) is incorrect?
routing protocol costroute redistributionOSPF/IS-ISmetric calculation - Question #352IPv4 Routing Technologies
Which of the following descriptions about RP is incorrect?
PIM-SMMulticast RoutingRendezvous PointShared Tree vs SPT - Question #353IPv4 Routing Technologies
Which of the following descriptions of permanent multicast addresses is incorrect?
Multicast AddressingOSPFIGMPPIM - Question #354IPv4 Routing Technologies
In BGP routing rules, which of the following options is used to determine the priority of the Origin attribute?
BGP Origin attributePath selectionRoute preferenceBGP comparison - Question #355IPv4 Routing Technologies
In the BGP protocol, which of the following BGP attributes can be used to mark routes with certain common characteristics so that other BGP routers can identify them?
BGP CommunityRoute AttributesBGP Path AttributesRoute Tagging - Question #356IPv4 Routing Technologies
The networking diagram of a certain IS-IS is as shown in the figure. According to the content analysis in the figure, which one of the following descriptions is wrong?
IS-IS LSDB scopeLevel-1 Level-2 hierarchyAdjacency typesIntra-area vs inter-area routing - Question #357Network Security
As shown in the figure, a set of TCP data flows are transmitted between the Trust zone and the Untrust zone of the stateful firewall. According to the analysis of the message conte...
TCP handshake state machineStateful firewall trackingConnection state validationProtocol violation detection - Question #358VRP Basics and Advanced Features
Huawei is providing customers with high-quality services in campus networks, wide area and branch networks, data center networks, and network security. Among them, which of the fol...
Huawei NetEnginecampus networksdata communication enginesnetwork infrastructure - Question #359Network Security
Which of the following does the basic framework of the SSH protocol not include?
SSH protocolauthenticationtransport layerprotocol architecture - Question #360Network Security
Regarding the description of the default security zone of the USG series security firewall, which one is correct?
security zonesUSG firewalldefault configurationzone management - Question #361IPv4 Routing Technologies
Which of the following descriptions of the different classifications of PBR is correct?
Policy-Based RoutingInterface PBRRouting policiesPacket forwarding - Question #362Layer 2 Technologies
As shown in the figure, the four switches have been running and configured with the MSTP protocol. SW2 is the root bridge of Instance 20 and the backup root bridge of Instance 10....
MSTPRoot BridgeSpanning Tree InstancesBridge Roles - Question #363Network Security
As shown in the figure, if the user wants to use SSH to access the Headquarter S_Site server through the public network, and for security reasons, the destination port number acces...
NAT ServerPort TranslationSSH SecurityExternal Access Control - Question #364Network Security
Which of the following is not a network security deployment goal?
CIA triadSecurity goalsData confidentialityData integrity - Question #365IPv4 Routing Technologies
Which of the following descriptions of the OSPF asbr-summary command is incorrect?
OSPFRoute SummarizationASBRExternal LSA - Question #366IPv4 Routing Technologies
Which layer of the OSI model does the BGP protocol run on?
BGPOSI ModelApplication LayerRouting Protocols - Question #367IPv4 Routing Technologies
Which of the following descriptions about VRRP is incorrect?
VRRP protocolpreemption modesrouter priorityhigh availability - Question #368IPv4 Routing Technologies
The router received two BGP routes containing the following attributes. Network: M 192.168.1.0, N 192.168.1.0 NextHop: 10.1.1.1, 10.1.1.2 MED: 30, 20 LocPrf: (empty), (empty) PrefV...
BGP route selectionAS-Path attributeBGP decision processpath preference - Question #369IPv4 Routing Technologies
Which of the following states does BGP wait for Open messages from peers?
BGP State MachineBGP Session EstablishmentProtocol StatesBGP Peering - Question #370Layer 2 Technologies
In the HRP and MSTP two methods: direct connection detection and proxy detection. When the stack system is in the proxy detection mode, how often will the stack member switch that...
HRPMSTPMAD messagesProxy detection mode - Question #371Layer 2 Technologies
In MSTP, MSTI and MSTI are both calculated based on priority vectors. Which of the following descriptions of priority vectors is wrong?
MSTPPriority VectorsCIST/MSTIRoot Bridge Selection - Question #372Network Security
There are many timers in Portal authentication. Which of the following timers can be used to prevent DoS attacks?
Portal AuthenticationDoS PreventionTimer ManagementServer Detection - Question #373Network Security
Among the following security zones, which one is not the default security zone deployed by the USG series firewall?
Security ZonesFirewall ConfigurationUSG SeriesZone Management - Question #374Network Security
In the USG series firewall, what is the security priority of the Untrust zone?
USG firewallSecurity zonesTrust zone configurationSecurity priority - Question #375IPv4 Routing Technologies
When a device running BGP receives a BGP route and finds that its AS number is in the AS_Path, which of the following methods will it take?
BGP Loop PreventionAS_Path AttributeBGP Route FilteringAS Number Detection - Question #376Network Security
Which of the following descriptions about ASPF and Server-Map is correct?
Server-MapSession TableFirewall ArchitectureConnection Tracking - Question #377IPv4 Routing Technologies
By default, OSPF external routes belong to which of the following types?
OSPFExternal RoutesLSA TypesRouting Configuration - Question #378IPv4 Routing Technologies
The original path of a BGP route is (100 200 300). After using the apply as-path 400 overwrite command in conjunction with the routing policy, the AS_Path of the route becomes whic...
BGPAS-Path manipulationRouting policyPath attributes - Question #379Layer 2 Technologies
Which of the following descriptions of MSTP port status is incorrect?
MSTPport statesAlternate portDiscarding state - Question #380Layer 2 Technologies
Which of the following IEEE 802.11 standards corresponds to Wi-Fi 6?
IEEE 802.11Wi-Fi 6wireless standards802.11ax - Question #381IPv4 Routing Technologies
Which of the following LSA descriptions about various messages is wrong?
OSPFLink State AdvertisementDatabase DescriptionLS Request - Question #382Network Security
Which of the following services has a data encryption mechanism?
Protocol SecurityData EncapsulationEncryption MechanismsTunneling - Question #383IPv4 Routing Technologies
In the VRP system, which of the following commands can enable the OSPF router to generate a default route?
OSPFDefault Route AdvertisementVRP Command SyntaxRouting Protocols - Question #384IPv4 Routing Technologies
Which of the following descriptions of SPT switching in PIM-SM is incorrect?
PIM-SMSPT switchingRPT treemulticast routing - Question #385IPv4 Routing Technologies
Which of the following operations cannot control IS-IS routing?
IS-IS routing protocolrouting controlprotocol authenticationinterface metrics - Question #386IPv4 Routing Technologies
Which of the following is the multicast.mac address corresponding to the multicast address 224.0.1.1?
IPv4 multicastMAC address mappingLayer 2/3 address resolutionmulticast addressing - Question #387IPv4 Routing Technologies
Which of the following tools can be used with multiple routing protocols and consists of an if-match and apply clause?
route-policyif-match/apply clauserouting protocol filteringpolicy configuration - Question #388Network Security
Which of the following VPN technologies is a Remote Access VPN?
Remote Access VPNSSTPVPN protocolsVPN types - Question #389IPv4 Routing Technologies
Which of the following descriptions about SPT switching in PIM-SM is wrong?
PIM-SMSPT switchingMulticast routingRPT tree - Question #390IPv4 Routing Technologies
An administrator needs to create an AS Path filter (ipas-path-filter) to deny the route that contains 65001 in the AS Path, so which of the following configurations is correct?
AS Path FilteringBGP Route FilteringRegular ExpressionsRoute Policy - Question #391Network Security
Which of the following descriptions about IPsec IKEv1 is correct?
IPsecIKEv1IKE phasesISAKMP - Question #392IPv4 Routing Technologies
Which of the following descriptions about GRE is incorrect?
GRETunnelingEncapsulationProtocol capabilities - Question #393Network Management and O&M
When the HSB backup group is enabled in the WLAN network, if the AP adds AP information offline on the backup AC after the main AC comes online, the AP information on the backup AC...
HSB BackupWLAN AC SyncAP RegistrationFailover Behavior - Question #394IPv4 Routing Technologies
TLV is an important data structure in IS-IS. Which of the following does it represent?
TLV StructureIS-IS ProtocolRouting ProtocolsProtocol Data Units - Question #395IPv4 Routing Technologies
Which of the following descriptions of BGP Next_Hop attributes is incorrect?
BGP Next_HopRoute SelectionBGP AttributesRoute Reachability - Question #396IPv4 Routing Technologies
Which of the following options is not the purpose of OSPF Hello message exchange?
OSPF Hello messagesNeighbor discoveryAdjacency formationLink state routing - Question #397IPv4 Routing Technologies
VRRP will The router will start a pruning timer for the pruned downstream interface, and the interface will resume forwarding after the timer expires. How many seconds is this time...
VRRPPruning TimerInterface ForwardingRedundancy - Question #398VRP Basics and Advanced Features
Which of the following descriptions about VRRP load sharing is incorrect?
VRRPLoad sharingRedundancyMaster/Backup - Question #399IPv4 Routing Technologies
The linkage between BFD and OSPF uses BFD's rapid sensing of link failures to speed up the OSPF protocol's response to network topology changes, which can further accelerate the OS...
BFDOSPFLink failure detectionConvergence acceleration - Question #400IPv4 Routing Technologies
By default, the Origin attribute of routes injected into BGP through the import-route command is Incomplete.
BGPimport-routeOrigin attributeRoute redistribution