試験問題解答ブレーン問題集でH12-811_V1.0試験問題集PDF問題
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質問 # 180
As shown in the figure, it can be judged that 00e0-fc99-9999 is the specific host and MAC address learned by the switch through ARP. And the host has changed its IP address three times? () (Single-choice question)
10.137.217.210 00e0-fc01-0203 E1/0/0
10.2.2.1 00e0-fc99-9999 Eth-Trunk 1
192.168.20.1 00e0-fc99-9999 vlan100
10.0.0.1 00e0-fc99-9999 vlan200
- A. False
- B. True
正解：A
質問 # 181
When using the FTP protocol to upgrade the router software, the transmission mode should be selected ()
- A. Text mode
- B. Stream byte mode
- C. Binary mode
- D. Byte mode
正解：C
質問 # 182
As shown in the figure below, host A and host B cannot communicate.
- A. False
- B. True
正解：B
質問 # 183
The network is shown in the figure below. The router uses a sub-interface as the host gateway. The gateway IP address is 10.0.12.2. Which of the following commands can achieve this requirement? () (Multiple Choice Questions)
- A. interface GigabitEthernet0/0/0.20Dotlq termination vid 20
Ip address10.0.12.2255.255.255.0Arp broadcast enable # - B. interface GigabitEtherneto/0/0.10Dotlq termination vid 20
Ip address10.0.12.2255.255.255.0Arp broadcast enable - C. interface GigabitEthernet0/0/0.20Dotlg termination vid 10
Ip address10.0.12.2255.255.255.0Arp broadcast enable - D. interface GigabitEthernet0/0/0.10Dotlq termination vid 10
Ip address10.0.12.2255.255.255.0 Arp broadcast enable #
正解：A、B
質問 # 184
The switch receives a unicast data frame. If the destination MAC of the data frame can be found in the MAC table, the data frame will be forwarded from the corresponding port of this MAC. ()
- A. False
- B. True
正解：B
質問 # 185
As shown in the figure below, assuming that the MAC address table of SWA. is as follows, now host A.
sends a data frame with a destination MAC address of MAC-B. Which of the following statements is correct? ()
- A. SWA. Discard the data frame
- B. Forward this data according to the G0/0/2 port
- C. Flood out this data frame
- D. Forward this data frame from port G0/0/3
正解：B
質問 # 186
The configuration information of a certain port of the switch is shown in the figure. Which of the following statements is wrong? () interface GigabitEthernet0/0/1 port link type trunk port trunk pviD.vlan 200 port trunk allow-pass vlan100#
- A. This port cannot send data frames carrying VLAN TAG200
- B. If the VLAN TAG carried in the data frame is 100, the switch will strip off the VLAN TAG and send it out
- C. If the port receives a data frame without VLAN TAG, the switch needs to add VLAN TAG 200
- D. The port type is Trunk type
正解：B
質問 # 187
When deploying ACL on Huawei equipment, which of the following descriptions is correct is ()
- A. The same ACL can be called under multiple interfaces
- B. When calling ACL under the interface, it can only be applied to the outbound direction
- C. ACL can match the TCP/UDP port number of the packet, and can specify the range of port numbers
- D. ACL cannot be used to filter OSPF traffic, because COSPF traffic does not use UDP protocol encapsulation
- E. When ACL defines rules, it can only proceed in the order of 10, 20, 30
正解：A
質問 # 188
The CAPWAP protocol stipulates the communication standard between AC. and Ap. Which of the following statements about the CAPWAP protocol is correct? ()
- A. The AP can encapsulate the user's data message in CAPWAP and hand it over to the AC.
- B. In order to establish a CAPWAP tunnel, the FIT Ap can only discover the AC through broadcast messages
- C. CAPWAP is an application layer protocol based on TCP transmission
- D. In order to reduce the burden on the AP, CAPWAP uses a tunnel to simultaneously transmit control messages and data messages
正解：B
質問 # 189
If the Length/Type of an Ethernet data frame is 0x8100, which of the following statements is correct?
- A. This data frame must carry VLAN TAG
- B. There must be a TCP header in the upper layer of this data frame
- C. There must be a UDP header in the upper layer of this data frame
- D. There must be an IP header in the upper layer of this data frame
正解：A
質問 # 190
VRP does not support how to configure the router?
- A. Configure the router via Telnet
- B. Configure the router through the Console port
- C. Configure the router via FTP
- D. Configure the router through the mini USB port
正解：C
質問 # 191
What is the total length of an IPv6 address in bits?
- A. 0
- B. 1
- C. 2
- D. 3
正解：C
質問 # 192
The classic network forwarding method is based on the routing table routing table forwarding. The forwarding method of OpenFlow switches is based on flow table forwarding. Which of these two forwarding methods is correct?
- A. The flow table is variable length. A network device can only have one flow table.
- B. The matching method of the routing table is to match the route of the destination network segment with the longest mask.
- C. The matching method of the flow table is to match the MAC address and IP address of the flow at the same time.
- D. The routing table has a fixed length. A device can only have one public routing table.
正解：B、D
質問 # 193
Router A.
and Router B are established OSPF neighbor relationship, the OSPF process number of router A.
is 1, and the area number is 0. Which of the following configurations on router A can enable router B to obtain the route of the network segment where host A is located? ()
- A. ospf 1 AreA.0.0.0.0 Network 192.168.1.00.0.0.255
- B. ospf 1 Import-route direct
- C. ospf 1 AreA.0.0.0.0 Network 192.168.0.00.0.255.255
- D. ospf 1 AreA.0.0.0.0 Network 192.168.1.2 0.0.0.0
正解：A、B、C
質問 # 194
The following statement about static routing is wrong ()
- A. Manual configuration by network administrator
- B. Routers need to exchange routing information
- C. Cannot automatically adapt to changes in network topology
- D. Low system performance requirements
正解：B
質問 # 195
The MAC address table of existing switches is shown in the figure. Which of the following statements are correct? () (Single-choice question)
- A. When the switch restarts, the MAC address learned by port Eth0/0/2 does not need to be relearned
- B. The data frame with the source MAC address of 5489-9885-18a8 and the destination MAC address of 5489-989d-1d30 is received from the port. It is forwarded from the Eth0/0/1 port
- C. Received a data frame with a source MAC address of 5489-9811-0b49 and a destination MAC address of 5489-989d1d30 from the port. Forwarded from the Eth0/0/2 port
- D. When the switch restarts, the MAC address learned by port Eth0/0/2 does not need to be relearned
正解：B
質問 # 196
The network is shown in the figure below. Switch configuration information is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)
- A. Host A and Host B cannot be pinged
- B. Data frames on the two links do not include VLANTAG
- C. The PVID of the switch GigabitEthernet0//1 port is 20
- D. Host A and Host B can be pinged
正解：B、C、D
質問 # 197
As shown in the figure, the switch runs STP with default parameters. Which of the following ports will be elected as the designated port? () (Single-choice question)
- A. Port G0/0/2 of switch A
- B. Port G0/0/1 of switch A
- C. HUB's G0/0/1 port
- D. HUB's G0/0/2 port
正解：B
質問 # 198
The number of VLANs that can be created using the commands "vlan batch1020 and "vlan batch10to20" respectively is ()
- A. 2 and 2
- B. 2 and 11
- C. 11 and 11
- D. 11 and 2
正解：B
質問 # 199
Which of the following statements about static routing in Huawei equipment is wrong is.
- A. The range of the priority value of the static route is 1-255
- B. The default value of the static route priority is 60
- C. When the priority of a static route is 0, the route will definitely be preferred.
- D. The cost value (Cost) of the static route cannot be modified.
正解：C
質問 # 200
UDP cannot guarantee the reliability of data transmission, and does not provide the functions of message sequencing and flow control. It is suitable for flows with low transmission reliability requirements but high transmission speed and delay requirements. ()
- A. False
- B. True
正解：B
質問 # 201
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