H12-891_V1.0 Exam Questions
768 real H12-891_V1.0 exam questions with expert-verified answers and explanations. Page 9 of 16.
- Question #401Advanced IP Routing and Multicast
Among the following Community attributes, which ones can ensure that the propagation range value of BGP routing entries is within the AS? (Multiple choice)
BGP community attributesNo-Exportroute propagationAS boundary - Question #402QoS and Network Security
In a firewall dual-machine hot backup scenario, which of the following status information can be backed up between the active and standby firewalls? (Multiple choice)
firewall HAdual-machine hot backupsession tablestate synchronization - Question #403Advanced IP Routing and Multicast
According to the information given in the picture, which of the following descriptions are correct? (Multiple choice)
BGP AS_PathIPv6 routingroute origin analysisBGP table interpretation - Question #404SDN and Network Automation
A certain campus network has deployed the business mobility function through iMaster NCE- Campus. Which of the following information does the administrator need to pay attention to...
iMaster NCE-Campusbusiness mobilitysecurity groupspolicy control matrix - Question #405Network Operation and Maintenance and Troubleshooting
Which of the following aspects are mainly considered in cutover risk assessment? (Multiple choice)
cutover risk assessmentnetwork migrationrisk managementchange control - Question #406Data Center Network Technologies
In the scenario of dynamically establishing a VXLAN tunnel through BGP EVPN, which of the following descriptions of the role of BGP EVPN Type2 routing are correct? (Multiple choice...
VXLANBGP EVPN Type2ARP suppressionMAC advertisement - Question #407Data Center Network Technologies
In the scenario of dynamically establishing a VXLAN tunnel through BGPEVPN, run the command on the VTEP to view the BGP EVPN routes and see the routing entries as shown in the figu...
BGP EVPNTYPE3 routesVTEPVXLAN tunnel establishment - Question #408Data Center Network Technologies
Which of the following descriptions of VXLAN packet format are correct? (Multiple choice)
VXLAN packet formatUDP encapsulationVNIouter IP header - Question #409MPLS and VPN Technologies
MPLS has the concept of forwarding equivalence class FEC. Which of the following descriptions about FEC are wrong? (Multiple choice)
MPLSforwarding equivalence classFEClabel assignment - Question #410SDN and Network Automation
Which of the following key technologies are needed to implement SRv6 Pol icy based on Huawei Cloud wide area network solution architecture? (Multiple choice)
SRv6 PolicyBGP-LSPCEPNETCONF - Question #411QoS and Network Security
IPsec is not a separate protocol, but an open standard technical solution. Which of the following protocols does the IPsec protocol framework include? (Multiple choice)
IPsecESPAHPKI - Question #412MPLS and VPN Technologies
In MPLS VPN, in order to distinguish IPv4 prefixes using the same address space, the RD value is added to the IPv4 address. Which of the following descriptions of RD is correct? (M...
MPLS VPNRoute DistinguisherVPNv4PE-CE routing - Question #413SDN and Network Automation
Telemetry network models are divided into broad and narrow senses. What modules does broad Telemetry include? (Multiple choice)
Telemetrynetwork monitoringcollectorcontroller - Question #414Network Operation and Maintenance and Troubleshooting
The output information of a certain router is as shown in the figure. Which items in the following description are correct? (Multiple choice)
tunnel interfaceGRE tunnelMTUinterface troubleshooting - Question #415SDN and Network Automation
YANG is the data modeling language of NETCONF. Which of the following items belong to the YANG basic data model? (Multiple choice)
YANGNETCONFdata modelingleaf node - Question #416MPLS and VPN Technologies
The figure below shows the MPLS-VPN cross-domain Option C solution. In the scenario where RR exists in the domain, if Option C method 1 is used, which of the following options are...
MPLS VPN inter-domainOption CRoute ReflectorVPNv4 peering - Question #417MPLS and VPN Technologies
LDP session is used to exchange label mapping, release and other messages between LSRs. Which of the following descriptions of the LDP session establishment process are correct? (M...
LDPlabel distribution protocolsession establishmentHello messages - Question #418Advanced IP Routing and Multicast
Part of the configuration of R1 is shown in the figure. Regarding the OSPF protocol running on RI, which of the following descriptions are correct? (Multiple choice)
OSPF multi-processVRFLSDB isolationrouting table - Question #419SDN and Network Automation
Which of the following descriptions of operators reselling SD-WAN scenarios are correct? (Multiple choice)
SD-WANoperator resellingtenant managementWAN virtualization - Question #420Data Center Network Technologies
BGP EVPN can be used as the control plane protocol in the VXLAN virtualized campus network. Which of the following types of EVPN routes are not used in the virtualized campus netwo...
BGP EVPNVXLAN campusEVPN route typesType1 Type4 - Question #421WLAN and IoT Technologies
In Huawei Cloud Campus Network Solution, which of the following online methods does the AP support? (Multiple choice)
AP onboardingCloudCampusnetwork managementregistration center - Question #422Network Architecture and Design
Which of the following technologies may be used to improve the reliability of the bearer network? (Multiple choice)
Anycast FRRBFD/SBFDMirror SIDnetwork reliability - Question #423Advanced IP Routing and Multicast
The network administrator hopes to use ACL to match specific routing entries. Which of the following routing entries will be matched by the ACL rules in the figure? (Multiple choic...
ACLroute filteringwildcard maskIP addressing - Question #424MPLS and VPN Technologies
Which of the following types of SIDs can BGPEPE assign to inter-domain paths? (Multiple choice)
BGP EPESegment RoutingSID typesinter-domain routing - Question #425Network Architecture and Design
Channelized sub-interface or FlexE technology can be used to implement network slicing, but the application scenarios of these two technologies are slightly different. Which of the...
FlexEnetwork slicingchannelized sub-interfaceOTN - Question #426SDN and Network Automation
Which of the following descriptions of URIs and URLs are correct? (Multiple choice)
URIURLREST APIresource identification - Question #427WLAN and IoT Technologies
In the small and medium-sized cloud management campus network scenario based on Huawei Cloud Campus Network Solution, which of the following devices are supported for going online...
cloud campusregistration centerzero-touch provisioningdevice onboarding - Question #428SDN and Network Automation
In Huawei's SD-WAN solution, what are the correct descriptions of Hub-Spoke topology? (Multiple choice)
SD-WANHub-Spoke topologydual hubnetwork design - Question #429SDN and Network Automation
Which of the following ZTP deployment methods does Huawei SD-WAN solution support? (Multiple choice)
ZTPSD-WANzero-touch provisioningdeployment methods - Question #430WLAN and IoT Technologies
Which of the following descriptions of strategic linkage plans are correct? (Multiple choice)
CAPWAPauthenticationnetwork access controlpolicy linkage - Question #431Advanced IP Routing and Multicast
Which of the following description of Network-Summary-LSA is correct? (Multiple choice)
OSPFNetwork-Summary-LSAABRLSA types - Question #432Data Center Network Technologies
In the scenario of dynamically establishing a VXLAN tunnel through BGP EVPN, which of the following descriptions of the principles of BGP EVPN are correct? (Multiple choice)
BGP EVPNVXLANMP_REACH_NLRIRD/RT values - Question #433MPLS and VPN Technologies
Which of the following descriptions of the characteristics of SR-MPLS are correct? (Multiple choice)
SR-MPLSTI-LFA FRRsource routingIGP extension - Question #434Network Architecture and Design
The wide area bearer network of an enterprise needs to support IPv4 and IPv6 networks, and there is a need to deploy SRv6. When planning the IP address of the network, which of the...
SRv6IPv6 addressingSRv6 LocatorIP address planning - Question #435Network Operation and Maintenance and Troubleshooting
Unified monitoring and performance management of network equipment are important functions of the operation and maintenance platform. Device monitoring data includes data, control...
network monitoringcontrol planedata planeperformance management - Question #436MPLS and VPN Technologies
Which of the following descriptions about the MPLS L3 VPN cross-domain solution are correct? (Multiple choice)
MPLS L3 VPNcross-domainOption A/B/CASBR - Question #437QoS and Network Security
Which of the following encapsulation modes does IPsec support? (Multiple choice)
IPsectunnel modetransport modeencapsulation - Question #438QoS and Network Security
In a firewall dual-machine hot backup scenario, which of the following situations will cause the local device to actively send VGMP messages? (Multiple choice)
VGMPfirewall HAdual-machine hot backupfailover trigger - Question #439Advanced IP Routing and Multicast
Please judge based on the information given in the picture below, which of the following descriptions are correct? (Multiple choice)
IS-ISrouting table analysisroute entriesIP routing - Question #440QoS and Network Security
The service quality problems faced by traditional networks are mainly caused by congestion. The impact of network congestion on services can be reduced through congestion avoidance...
QoScongestion avoidancecongestion managementqueue scheduling - Question #441MPLS and VPN Technologies
Which of the following descriptions of candidate paths for SRv6 Policy are correct? (Multiple choice)
SRv6 Policycandidate pathsSegment Listload sharing - Question #442SDN and Network Automation
The OPS (Open Programmability System) function of Huawei network equipment uses the HTTP protocol to access the management objects of network equipment. To facilitate users to writ...
OPSRESTful APIPython scriptingHTTP methods - Question #443SDN and Network Automation
RR plays a very important role in Huawei's SD-WAN solution. Therefore, the deployment methods of RR are different in different scenarios. Which of the following deployment methods...
SD-WANRoute ReflectorRR deploymentnetwork architecture - Question #444QoS and Network Security
Which of the following stages of SSH sessions are transmitted encrypted? (Multiple choice)
SSHsession encryptionkey exchangeauthentication - Question #445Network Architecture and Design
The following virtualized campus network is shown in the figure. In the description of the network access authentication, what are the correct options? (Multiple choice)
campus network802.1X authenticationiMaster NCE-Campusaccess control - Question #446Network Operation and Maintenance and Troubleshooting
Which of the following information can be included in the DHCP binding table? (Multiple choice)
DHCPbinding tableIP addressMAC address - Question #447Data Center Network Technologies
In the scenario of dynamically establishing a VXLAN tunnel through BGP EVPN, when BGP EVPN Type2 routes are used to transmit IRB type routes, which of the following items are inclu...
BGP EVPNType2 routeIRBVXLAN VNI - Question #448Network Operation and Maintenance and Troubleshooting
Which of the following reasons may cause hosts in the same VLAN on the LAN to be unable to communicate with each other? (Multiple choice)
VLANintra-VLAN communicationport isolationMAC binding - Question #449Network Operation and Maintenance and Troubleshooting
The output information of a certain router is as shown in the figure. Which of the following are the correct reasons for the failure of OSPF adjacency to be established? (Multiple...
OSPFadjacency failureHello intervalarea ID - Question #450MPLS and VPN Technologies
The figure below shows the MPLS VPN cross-domain Option C solution. In the scenario where RR exists in the domain, if Option C method 1 is used, which of the following descriptions...
MPLS VPNcross-domain Option CRoute ReflectorBGP VPNv4