H12-821_V1.0-ENU試験無料問題集（1081題）「Huawei HCIP-Datacom-Core Technology V1.0 認定」

出題：1

Regarding the description of IGMP Snooping-working mechanism, which is the correct?

A. If the host sends an IGMP leave message, the switch will add the host to the corresponding multicast table.

B. If the host sends an IGMP host report message, the switch will delete the multicast entry corresponding to the hos.t

C. When IGMP Snooping is not running, the multicast message will be broadcast on the second layer.
After running IGMP Snooping, the message will no longer be broadcast on the second layer, but will be multicast on the second layer.

D. The layer 2 switch establishes and maintains the PIM routing table on the layer 2 by continuously monitoring IGMP messages.

正解：C 解答を投票する

出題：2

VXLAN users can access the Internet through the VXLAN interface.

A. FALSE

B. TRUE

正解：B 解答を投票する

出題：3

In the multicast service model, the SSM model generates entries for each (S, G) information.

A. FALSE

B. TRUE

正解：B 解答を投票する

出題：4

By default, which of the following options is the maximum number of area addresses that can be configured in an IS-IS process?

A. 1

B. 6

C. 3

D. 10

正解：C 解答を投票する

出題：5

After receiving a certain BGP route, the device does not want to advertise it to any other BGP peers.
The community attribute of this BGP route can be set to which of the following types?

A. No_Advertise

B. No_Export_Subconfed

C. No_Export

D. Internet

正解：A 解答を投票する

出題：6

All single switches in the stack system are called member switches and can be divided into different roles according to their functions. Please match the roles of the following member switches with their functions.

正解：

出題：7

The main function of MBGP is to help perform RPF verification of cross-domain multicast flows.

A. FALSE

B. TRUE

正解：B 解答を投票する

出題：8

The technology that separates the control plane and forwarding plane is SDN.

A. FALSE

B. TRUE

正解：A 解答を投票する

出題：9

By default, when IS-IS is configured on a device, the minimum time it takes to sense a neighbor failure is seconds. However, after being associated with BFD, BFD can replace the Hello mechanism of the IS-IS protocol, thereby reducing the time it takes to sense a neighbor failure to as little as seconds.
Millisecond level.

A. FALSE

B. TRUE

正解：B 解答を投票する

出題：10

Which of the following descriptions about roaming is wrong? (Multiple choice)

A. The working channels of the two APs before and after roaming must be the same

B. When roaming, the STA associated with the new AP sends an association request, and contains the information of the original associated AP.

C. When roaming, the STA associated with the new AP sends a re-association request, and contains the information of the original associated AP.

D. The working channels of the two APs before and after immersion can be different

正解：A,B 解答を投票する

出題：11

Which of the following information is the real-time backup data of HSB business? (Multiple choice)

A. User Data Information

B. AP entry

C. CAPWAP tunnel information

D. DHCP address information

正解：A,B,C,D 解答を投票する

出題：12

As shown in the figure, SWA, SWB, and SWC all run RSTP. What are the port roles of the GE0/0/2 port on SWB and the GE0/0/1 port on SWC?

A. Alternative port, Backup port

B. Backup port, Root port

C. backup port, Alternative port

D. Root port, Designate port

正解：C 解答を投票する

出題：13

Which of the following descriptions of IGMP Snooping are correct? (Multiple choice)

A. IGMP Snooping. Does not consume the switch's CPU

B. IGMP Snooping runs at the link layer and is a multicast constraint mechanism on Layer 2 Ethernet switches. It is used to manage and control multicast groups.

C. IGMP Snooping can encrypt multicast data packets to avoid data leakage

D. IGMP Snooping builds a MAC multicast address table by listening to IGMP messages sent by hosts.

E. After IGMP Snooping is enabled, the switch will only send multicast packets to specific multicast receivers and will not flood the entire broadcast domain.

正解：B,D,E 解答を投票する

H12-821_V1.0-ENU試験無料問題集「Huawei HCIP-Datacom-Core Technology V1.0 認定」