H12-821_V1.0 Exam Questions
1,196 real H12-821_V1.0 exam questions with expert-verified answers and explanations. Page 11 of 24.
- Question #501Network Management and O&M
Which of the following statements about the BFD detection mode is correct? (Multiple choice)
BFD asynchronous modeBFD echo modeBFD control packetsBFD detection - Question #502Network Security
Which of the following are multi-channel protocols? (Multiple choice)
multi-channel protocolsFTPH.323stateful inspection - Question #503IPv4 Routing Technologies
Regarding the multicast ASM model and SSM model, which of the following statements are correct? (Multiple choice)
multicast ASM modelmulticast SSM modelmulticast sourcemulticast address range - Question #504IPv4 Routing Technologies
Which of the following descriptions of multicast routing is correct? (Multiple choice)
multicast routing protocolsmulticast distribution treeinter-domain multicastIGMP - Question #505VRP Basics and Advanced Features
There can be multiple nodes under a route-policy. Different nodes are identified by node. Each node can have multiple if-match and apple clauses. Which of the following description...
route-policyif-match clauseapply clausenode relationship - Question #506IPv4 Routing Technologies
Which of the following parameters are not mandatory items when configuring BGP Peer? (Multiple choice)
BGP peer configurationmandatory parameterspeer groupBGP neighbor - Question #507Network Security
Which of the following values can be set for the security level of the security zone customized by the USG firewall? (Multiple choice)
security zonesecurity levelUSG firewallzone configuration - Question #508Network Management and O&M
Which of the following types of equipment belong to Huawei data center switches? (Multiple choice)
CloudEngine switchesdata center switchesHuawei product lineNetEngine - Question #509IPv6 Technologies
What parameters can the DHCPv6 server assign to the DHCPv6 client? (Multiple choice)
DHCPv6IPv6 address prefixDNS server assignmentDHCPv6 parameters - Question #510IPv4 Routing Technologies
RTA is the source DR router, and RIB is the RP router. The multicast source sends group-blessing data to RTA; but the group blessing source Source registered information in RTA has...
PIM-SMRPF checkRP routerBSR - Question #511IPv4 Routing Technologies
Regarding the BGP recognized arbitrary attribute, which of the following descriptions are correct? (Multiple choice)
BGP optional transitive attributeBGP Update messageBGP attribute typesBGP neighbor propagation - Question #512IPv4 Routing Technologies
Which of the following characteristics meet the following conditions. A BGP router may not support these attributes, but it will still receive such attributes and pass them on to o...
BGP attributesOptional transitiveBGP propagationCommunity - Question #513IPv4 Routing Technologies
What are the main components of the SNAP address used by the IS-IS protocol? (Multiple choice)
IS-IS protocolNSAP addressingNetwork layer addressingRouting protocols - Question #514IPv4 Routing Technologies
Which of the following description about MED is correct? (Multiple choice)
BGPMEDBGP AttributesRoute Selection - Question #515IPv4 Routing Technologies
What are the benefits of OSPF area division? (Multiple choice)
OSPF areasLSDB reductionScalabilityArea hierarchy - Question #516IPv4 Routing Technologies
The function of Hello message in PIM-SM is? (Multiple choice)
PIM-SMHello messagesNeighbor discoveryMulticast routing - Question #517IPv4 Routing Technologies
About RP, which of the following statement is correct? (Multiple choice)
PIM-SMRendezvous PointMulticast RoutingRPT - Question #518Layer 2 Technologies
RSTP converges faster than STP because of? (Multiple choice)
RSTP convergenceedge portProposal/Agreement mechanismAlternate port - Question #519IPv4 Routing Technologies
Introduce and into BGP through the network command. Which is wrong? (Multiple choice)
BGP network commandroute prefix matchingexact mask lengthrouting table lookup - Question #520IPv4 Routing Technologies
Which of the following BGP attributes must not be included in the Update message of a BGP route? (Multiple choice)
BGP attributesLocal-PreferenceUpdate messagesAttribute transmission - Question #521IPv4 Routing Technologies
Route introduction refers to the operation of publishing routing information from one routing protocol to another routing protocol. Which of the following statements about routing...
route redistributionadministrative distancerouting loopsroute filtering - Question #522IPv4 Routing Technologies
How does the IGMPv2 router maintain network segment group membership? (Multiple choice)
IGMPv2group membershipQuery messagemembership timer - Question #523IPv4 Routing Technologies
Which of the following routing protocols support publishing default routes through command configuration? (Multiple choice)
default routeBGP default routeIS-IS default routeOSPF default route - Question #524IPv4 Routing Technologies
Which of the following messages does BGP support? (Multiple choice)
BGP messagesRouting protocolsBGP fundamentalsMessage types - Question #525IPv4 Routing Technologies
What are the main types of ISIS Hello messages? (Multiple choice)
IS-ISHello MessagesIIHP2P - Question #526IPv4 Routing Technologies
Which of the following descriptions about the OSPF protocol are correct? (Multiple choice)
OSPF external routesAS-External-LSAType 5 LSAASBR - Question #527IPv4 Routing Technologies
Which of the following descriptions about Network-Summary-LSA is correct? (Multiple choice)
OSPFLSA TypesNetwork-Summary-LSAABR - Question #528Layer 2 Technologies
The networking shown in the figure, SWA, SWB, SWC and SWD run RSTP, which of the following statements is correct? (Multiple choice)
RSTP edge portsBPDU detectionSpanning tree re-convergenceLoop prevention - Question #529IPv4 Routing Technologies
In the network shown in the figure, R1 and R2 run IS-IS and establish an adjacency relationship. The Loopback0 interface of R2 enables IS-IS, and the Loopback3 interface of R2 does...
IS-IS routing tableLoopback interfaceIS-IS redistributionIS-IS adjacency - Question #530Layer 2 Technologies
The RSTP network shown in the figure, according to the configuration of SWC in the figure, it can be judged that the type of E0/1 port of SWC is? (Multiple choice)
RSTPport typesedge portsspanning tree - Question #531Network Security
As shown in the figure below, if the firewall receives a message from PC1 to PC2, which of the following statements is correct? (Multiple choice)
firewall security policypolicy rule matchingsecurity zonepacket forwarding - Question #532IPv4 Routing Technologies
A certain router runs IS-IS. The figure below shows the Hello message sent by the router. Which of the following statements is correct? (Multiple choice)
IS-IS ProtocolHello MessagesSystem ID ParsingRouter Levels - Question #533IPv6 Technologies
As shown in the figure, PC1 and PC2 are hosts belonging to the same network segment. Which of the following statements about the status of IPv6 neighbors between PC1 and PC2 are co...
IPv6 neighbor discoveryNDP neighbor statesReachable stateIncomplete state - Question #534IPv4 Routing Technologies
The network administrator checks the BGP neighbor information on a router, and the neighbor information is shown in the figure. Which of the following statements about this informa...
BGP neighbor tableRouter IDIBGP vs EBGPBGP state - Question #535IPv4 Routing Technologies
The BGP routing policy for routing filtering, which routing prefixes in the following options will be denied when matching the following IP-Prefix? (Multiple choice) [HUAWEI] ip ip...
IP-prefix listprefix matchingroute filteringBGP policy - Question #536IPv4 Routing Technologies
Among the following options, which routing prefixes satisfy the following IP-Prefix conditions? (Multiple choice) [HUAWEI] ip ip-prefix test index 10 permit 20.0.1.0 16 greater-equ...
IP-Prefix matchingCIDR notationPrefix length constraintsRoute filtering - Question #537IPv4 Routing Technologies
Regarding BGP route announcement, which of the following descriptions is wrong? (Multiple choice)
BGP route advertisementIBGP split horizonbest path selectionroute sources - Question #538Layer 2 Technologies
Which of the following statements about WLAN hot backup is incorrect? (Multiple choice)
WLAN hot backupVRRPdual-link redundancyAC priority - Question #539Network Management and O&M
Regarding the description of the characteristics of a high-availability network, which one is correct? (Multiple choice)
High AvailabilityFault RecoveryNetwork ReliabilityAutomatic Failover - Question #540IPv4 Routing Technologies
In order for indirect EBGP neighbors to be established normally, which of the following configurations must be included? (Multiple choice)
indirect EBGPebgp-max-hoppeer connect-interfaceBGP neighbor config - Question #541IPv4 Routing Technologies
Which description of Route Policy is correct? (Multiple choice)
Route Policy structureIf-match clausesApply clausesPolicy filtering logic - Question #542Network Security
An ACL rule is rule 5 permit ip source 10.1.0.255 0.254.255 Which of the following IP addresses can be matched by the permit rule? (Multiple choice)
ACLwildcard maskIP address matchingnetwork access control - Question #543Layer 2 Technologies
Which descriptions about IGMP Snooping are correct? (Multiple choice)
IGMP SnoopingMulticastLayer 2 SwitchingMulticast Groups - Question #544Network Security
Which of the following descriptions of message authentication methods in IS-IS are correct? (Multiple choice)
IS-IS authenticationMD5Plaintext authenticationKeychain - Question #545Network Management and O&M
Which of the following descriptions of the characteristics of high-availability networks are correct? (Multiple choice)
high-availabilityfault toleranceautomatic failovernetwork resilience - Question #546Layer 2 Technologies
As shown in the figure, in order to ensure the reliability of the WLAN network, a company has enabled the dual-link hot backup function in the network. Which of the following descr...
dual-link hot backupAC priorityactive-standby negotiationAP selection - Question #547Network Security
Which of the following attack methods are fragmented packet attacks? (Multiple choice)
fragmented packet attackSyndropi attacklarge offset attackoverlength attack - Question #548Layer 2 Technologies
Which of the following options is related to the transmission rate of an Eth-Trunk port in manual link aggregation mode? (Multiple choice)
Link AggregationEth-TrunkBandwidthPort Aggregation - Question #549IPv4 Routing Technologies
Which of the following descriptions about BGP are correct? (Multiple choice)
BGP neighbor establishmentTCP three-way handshakeKeepalive timerBGP messages - Question #550IPv4 Routing Technologies
When devices realize communication between different protocols. Which of the following issues need to be paid attention to when configuring route import? (Multiple choice)
Route ImportRouting MetricsRoute PriorityMulti-Protocol Routing