Huawei Huawei Certifications H12-811 Questions & Answers

• Question 121:

  What are the functions of OSPF protocol DR and BDR?

  A. Reduce the number of adjacencies

  B. Reduce the types of OSPF protocol packets

  C. Reduce the time to establish adjacency

  D. Reduce the number of exchanges of link state information

  Correct Answer: AD

• Question 122:

  The output information of the sub-interface of a certain router's aggregation port 1 is shown in the figure. Based on this information, which of the following statements is correct? ( )

  [Router A] display Interface Eth-Trunk 1.100Eth-Trunk1.100 current state UP Line protocol current state UP Last line protocol up time 2019-03-04 10:22:40 UTC.-08:00 Description:

  HUAWEI, ARSeries, Eth-Trunk1.100 Interface Route Port, Hash arithmetiC.:According to SIP-XOR-DIP, Maximal BW:2G.Current BW:2G, The Maximum Transmit Unit is 1500 Internet Address is 10.0.12.2/24 IP Sending Frames'Format is

  PKTFIT ETENT 2, Hardwareaddress 1s 00e0-fc3b-2015 Current system time:2019-03-04 10:24:29-08:00 Last 300 seconds input rate0 bits/sec.0 packets/sec Last 300 seconds output rate 0 bits /seC.0 packets/sec Realtime 0 seconds

  inputrate 0 bits/seC.0 packets/sec Realtime 0 seconds output rate 0 bits/seC.0 packets/sec Input: 6 packets, 574 bytes,

  Output: 7 packets, 638 bytes, Input bandwidth utilization 0% Output bandwidth utilization 0%

  PortName Status Weight

  GigabitEthernet0/0/1 UP 1 GigabitEthernet0/0/2 UP 1

  The Number of Ports in Trunk:2 The Number of UP Ports in Trunk:2*

  A. Two links exist on the aggregated port

  B. The P address of the sub-interface of the aggregate port is 10.0.12.2/24

  C. The sub-interface number of the aggregate port is 100

  D. The sub-interface of the aggregate port carries VLAN TAG100 when forwarding data frames

  Correct Answer: ABC

• Question 123:

  Network administrators use Ping to test the connectivity of the network. Which of the following protocols may be used in this process? ()

  A. ICMP

  B. UDP

  C. TCP

  D. ARP

  Correct Answer: AD

• Question 124:

  In an OSPF broadcast network, with which routers does a Dothter router exchange link state information? ( )

  A. BDR

  B. All OSPF neighbors

  C. DR Other

  D. DR

  Correct Answer: AD

• Question 125:

  Which of the following statements about the default route are correct?

  A. If the destination address of the message cannot match any other routing entries in the routing table, the router will forward the message according to the default route

  B. The default route can only be manually configured by the administrator

  C. There must be a default route in the routing table of any router

  D. In the routing table, the default route appears in the form of a route to the network 0.0.0.0 (the mask is also 0.0.0.0)

  Correct Answer: AD

• Question 126:

  The routing table is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)

  

  A. The router forwards the destination from Ethernet0/0/0IPacket with P as 10.0.2.2.

  B. The NextHop of the destination network 10.0.3.3/32 is not directly connected, so the router will not forward packets with the destination IP address 10.0.3.3.

  C. The router forwards the purpose from Ethernet (/o/0IPackets with P as 10.0.3.3.

  D. The router forwards data packets whose destination IP is 10.0.12.1 from Ethernet (/0/0)

  Correct Answer: AC

• Question 127:

  The router Radius information configuration is shown in the figure. Which of the following statements are correct? #Radius-server template Huawei radius-server shared.key cipher Huawei radius-server authentication 200.0.12.1 1812 radius-server accounting 200.0.12.1 1813#*

  A. The source IP address of the Radius packet sent by the router is 200.0.12.2

  B. The P address of the accounting server is 200.0.12.1

  C. The P address of the authorization server is 200.0.12.1

  D. The P address of the authentication server is 200.0.12.1

  Correct Answer: BCD

• Question 128:

  Which of the following statements about IPv6 address configuration are correct? ()*

  A. IPv6 supports stateless automatic configuration

  B. IPv6 address supports automatic configuration in multiple ways

  C. IPv6 supports DHCPv6 for address configuration D. IPv6 addresses can only be configured manually

  Correct Answer: ABC

• Question 129:

  Virtualization is the basis for implementing NEV. Which of the following statements about the characteristics of virtualization is correct? ()*

  A. Hardware independence: Virtual machines and hardware are decoupled, and virtual machines can be migrated between servers.

  B. Encapsulation: All virtual machines share the operating system, and encapsulation is achieved through namespaces.

  C. Isolation, where virtual machines on the same physical server are isolated from each other.

  D. Partitioning: Multiple virtual machines can be run on a single physical server at the same time.

  Correct Answer: ACD

• Question 130:

  Which of the following message types does DHCP contain?

  A. DHCP DISCOVER

  B. DHCP REQUEST

  C. DHCP OFFER

  D. DHCP ROLLOVER

  Correct Answer: ABC