All About Downloadable H12-811_V1.0 Free Exam

NEW QUESTION 1

Three Layer 2 switches are interconnected with one HUB. The switches are all enabled with STP bridge ID. Refer to the figure below. What are the default errors of other configurations? () (Single-choice question)

• A. The two ports on SWA are designated ports and are in the forwarding state
• B. G0/0/2 of SWA is blocked
• C. G0/0/1 of SWC is alternativ
• D. It is in blocking state

Answer: B

NEW QUESTION 2

When the device running STP receives the RSTP configuration BPDU, it will discard it. ()

• A. True
• B. False

Answer: A

NEW QUESTION 3

Compared with STP, which of the following port roles are newly defined in RSTP? ()*

• A. Designated port
• B. Root port
• C. Alternate port
• D. Backup port

Answer: CD

NEW QUESTION 4

The output information of the router is shown in the figure. Which of the following statements is wrong? () (Single-choice question)

• A. The broadcast address corresponding to the AEthernet0/0/0 interface is 10.0.12.255 B.The physical link of the Ethernet0/0/0 interface is normal
• B. Ethernet0/0/0 interfaceThe MTU value is 1480
• C. Ethernet (The IP address of the /0/0 interface is 10.0.12.1/24

Answer: C

NEW QUESTION 5

As shown in the figure below. Host A and Host B cannot communicate. ()(True or False)

• A. True
• B. False

Answer: B

NEW QUESTION 6

What is the maximum negotiation rate supported by the IEEE802.11g standard? ()

• A. 150Mbps
• B. 54Kbps
• C. 1200Mbps

Answer: C

NEW QUESTION 7

The information shown in the figure is the port status information displayed on a switch running STP. According to this information, what is wrong in the following description? () (Single-choice question)

• A. B.The priority of this switch is 0
• B. C.This network may only contain this switch
• C. This switch may be connected to 6 other switches

Answer: B

NEW QUESTION 8

In the broadcast network, OSPF runs on four routers in the same area and on the same network segment. OSPF will automatically elect one DR and multiple BDRs to achieve a better backup effect ()

• A. True
• B. False

Answer: B

NEW QUESTION 9

In the RSTP standard, in order to improve the convergence speed, the port that the switch is directly connected to the terminal can be defined as ()

• A. Edge port
• B. Root port
• C. Fast port
• D. Backup port

Answer: A

NEW QUESTION 10

By default, the bridge priority of Huawei switches is 32768 ()

• A. True
• B. False

Answer: A

NEW QUESTION 11

Which version of the SNMP protocol below supports encryption features? ()

• A. SNMPv3
• B. SNMPv2c
• C. SNMPv1
• D. SNMPv2

Answer: A

NEW QUESTION 12

* 192.168.1.127 /25 represents () address ()

• A. broadcast
• B. Multicast
• C. The internet
• D. Host

Answer: A

NEW QUESTION 13

The network structure and OSPF partition are shown in the figure. Except for RTA in the figure, the routers RTB, RTC and RTD are all ABR routers. ()(True or False)

• A. True
• B. False

Answer: B

NEW QUESTION 14

Which of the following statements about the election of DR and BDR are correct? ()*

• A. BDR must exist in broadcast networks
• B. If the priority is the same, compare the Router ID, the larger the value, the more preferred to be elected as the DR
• C. DR must exist in broadcast networks
• D. If the priority of an interface is, the interface will not participate in the election of DR or BDR

Answer: BCD

NEW QUESTION 15

The administrator plans to implement route backup by configuring static floating routes. The correct way to achieve this is ()

• A. The administrator needs to configure different metric values for the main static route and the standby static route
• B. The administrator needs to configure different TAGs for the main static route and the standby static route
• C. The administrator only needs to configure two static routes
• D. The administrator needs to configure different protocol priority values for the main static route and the standby static route

Answer: D

NEW QUESTION 16

Which of the following statements about IPv6 anycast addresses are correct? ()*

• A. Anycast address and unicast address use the same address space
• B. Provide additional functions for the service
• C. The packet whose destination address is the anycast address will be sent to the nearest network interface in the sense of routing
• D. Realize service load sharing

Answer: ABC

NEW QUESTION 17

Telnet.read in TelnetliB._The role of all() is to read all data until EOF. If the echo does not return EOF, it will always block ()

• A. True
• B. False

Answer: A

NEW QUESTION 18

Which of the following protocols does the RA. message used by IPv6 stateless autoconfiguration belong to? ()

• A. ICMPv6
• B. UDPv6
• C. TCPv6

Answer: B

NEW QUESTION 19
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