Huawei Huawei Certifications H12-811 Questions & Answers

• Question 51:

  If the Ethernet data frame Length/Type=0X0806, which statement is correct ()*

  A. The source MAC of the secondary data frame. The address must not be FFFF-FFFF- FFFF

  B. This data frame is an IEEE802.3 frame

  C. The secondary data frame is Ethernet frame

  D. The destination MAC of this data frame. The address may be FFFF-FFFF-FFFF

  Correct Answer: AC

• Question 52:

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

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

  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 53:

  After a fault occurs in the network, the administrator finds that the configuration of a certain router has been modified through troubleshooting. What measures should the administrator take to avoid this situation from happening again? ()*

  A. The administrator should configure ACL to control that only the administrator can log in to the device

  B. The administrator should enable port-security on the routed management port

  C. The administrator should configure AAA. to authenticate and authorize users who log in to the device

  D. The administrator should configure the permission level of all accounts except the administrator to log in to the device as

  Correct Answer: ACD

• Question 54:

  Regarding the control plane of the device, which of the following statements is correct? ()*

  A. The control plane is responsible for the interaction of routing protocols between devices

  B. The control plane provides device monitoring capabilities

  C. The control plane is responsible for directing data forwarding

  D. The control plane is responsible for generating IP routing table

  Correct Answer: ABD

• Question 55:

  There are hosts in a private network that need to access 1nternet. In order to achieve this requirement, which of the following configurations should be done by the administrator on the edge router of the network? ()*

  A. Default route

  B. STP

  C. DHCP

  D. NAT

  Correct Answer: AD

• Question 56:

  Which of the following commands can be used to query the configuration information of the device's 0SPF protocol? ()*

  A. dis ip routing-table

  B. Enter the command "display t in the OsPF protocol view. his\ ,.: ,.:

  Correct Answer: AB

• Question 57:

  The network administrator hopes that the data packets sent from host A. to host pass through the G0/0/3 interface between routers, and the data packets sent from host to host A. pass through G0/ between routers. 0/4 interface, which of the following commands can achieve this requirement? ()

  A. RTA.:ip route-statiC.10.0.12.5 255.255.255.252 11.0.12.2 RTB.:ip route- static/n10.0.12.1255.255.255.25211.0.12.5

  B. RTA.:ip route-statiC.10.0.12.5 255.255.B255.252 11.0.12.6 RTB.:ip route- static/n10.0.12.1255.255.255.25211.0.12.1

  C. RTA.:ip route-statiC.0.0.0.0 0.0.0.0 11.0.12.2 RTB.:ipRoute- statiC.0.0.0.00.0.0.0ln11.0.12.5

  D. RTA.:ip route-statiC.0.0.0.0 0.0.0.0 11.0.12.6 RTB.:ip Route-statiC.0.0.0.00.0.0.0n11.0.12.1

  Correct Answer: AC

• Question 58:

  The network is shown in the figure below. The following statementcorrectIs there? () (Multiple Choice Questions)

  

  A. Host A and Host c can ping through

  B. All hosts can ping each other

  C. Host B and Host C can ping through

  D. Host A and Host B cannot ping through

  Correct Answer: ACD

• Question 59:

  Which fields in the IPv4 header are related to fragmentation? ()*

  A. TTL

  B. Fragment Offset

  C. Identification

  D. Flags

  Correct Answer: BCD

• Question 60:

  Which of the following protocols consist of the PPP agreement? ()*

  A. NCP

  B. PPPOE

  C. Authentication protocol

  D. LCP

  Correct Answer: ACD