Huawei Huawei Certifications H12-831 Questions & Answers

• Question 41:

  Compared with the OSPFv2 packet header, which fields are added in the OSPFv3 packet header?

  A. IPV6 Auth Type

  B. Link ID

  C. Instance ID

  D. IPV6 Router ID

  Correct Answer: C

• Question 42:

  Which of the following information can the DHCP binding table contain?

  A. port andUDPport

  B. MA, Caddress

  C. IPaddress

  D. lease time

  Correct Answer: BCD

• Question 43:

  Regarding the BGPI MPLS IPVPN network architecture, which of the following descriptions is wrong?

  A. PThe device only needs to have the basicM PLSForwarding capability, not maintainedVPNRelated Information

  B. between sites viaVPNMutual visits, a site can only belong to1indivualVPN

  C. In general,CEThe device does not perceiveVPNexistence, andCEDevice does not require supportMPLS,MP-BGP Wait

  D. BGP/MPLS IP VPNnetwork architecture byCE(CustomerEdge).PE(ProviderEdge)and P( Provider)consists of three parts, includingPEandPis operator equipment,CEYesBGP/MPLS IPVPNUser settings prepare

  Correct Answer: B

• Question 44:

  After the cutover is completeD. Is it generally necessary to check the following items?

  A. Software version

  B. physical topology

  C. data flow

  D. control plane entry

  Correct Answer: CD

• Question 45:

  Which of the following reasons may cause the hosts in the same VLAN of the LAN to fail to communicate with each other?

  A. switchMA, Caddress learning errors

  B. interface is artificialshutdownor the physical interface is damaged

  C. The wrong port is configured on the switch andMA, Caddress binding

  D. Port isolation is configured on the switch

  Correct Answer: ABCD

• Question 46:

  Which of the following are advantages of VLAN aggregation?

  A. decreasedIPwaste of address

  B. added availableM LANquantity

  C. Increased addressing flexibility

  D. accomplishSub-VLANIsolation between broadcast domains

  Correct Answer: AD

• Question 47:

  A router's Network LSA is shown in the figure. Which of the following statements is correct? display ospf Isdb network self-originate OSPFProcess1 with Router ID 10.0.12.2 Area: 0.0.0.0 Type: Network Lsid: 10.0.122 Advrtr: 10.0.12.2 Ls age: 824 Len: 32 Options : E

  \seq#:80000002 1chksum : 0x8970 INet mask: 255.255.255.0 IPriority : Low IAttached Router 10.0.12.2 .Attached Router 10.0.12.1

  A. by the routerDRpriority is100

  B. of this routerRouter IDfor10.0.12.2

  C. The network segment where the router is located is10.0.12.0 24

  D. This router isDR

  Correct Answer: BCD

• Question 48:

  Senior engineers with rich experience can quickly solve faults only by experience, with high efficiency.

  A. True B. False

  Correct Answer: A

• Question 49:

  A campus has deployed IPv6 for service testing. In the early stage of deployment, engineers wanted to achieve network interoperability through IPv6 static routes. When creating an IPv6 static route. You can specify both the outbound interface and the next hop, or only the outbound interface or only the next hop.

  A. True

  B. False

  Correct Answer: B

• Question 50:

  When there are multiple redundant links in the IS-S network, multiple equal-cost routes may appear. Which of the following statements is false about equal-cost routing within an IS-IS network?

  A. When the number of equal-cost routes in the network is greater than the number configured by the command, and these routes have the same priority, Preferred next hop deviceSystem IDLarge routes for load balancing

  B. If load sharing is configured, the traffic will be evenly distributed to each link

  C. After configuring equal-cost route priorityJS-ISWhen the device forwards the traffic reaching the destination network segment, it will not adopt the load balancing method, but forward the traffic to the next hop with the highest priority

  D. For each route in the equal-cost route, a priority can be specified, and the route with higher priority will be preferred. the rest as backup routes

  Correct Answer: C