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Huawei H12-821_V1.0 Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. On the network shown in the following figure, the management VLAN is VLAN 10, and the AP is configured to obtain an IP address on the network segment 10.1.1.0/24 through DHCP. The AP, AC, and AR function as the DHCP client, DHCP relay agent, and DHCP server, respectively. Which of the following configurations for the DHCP relay agent and DHCP server are correct?

A) [AC] dhcp server group AP
[AC-dhcp-server-group-AP] dhcp-server 10.1.1.2
[AC-dhcp-server-group-AP] quit
[AC] interface Vlanif 10
[AC-Vlanif 10] dhcp select relay
[AC-Vlanif 10] dhcp relay server-select AP
[AC-VlaniflO] quit
B) [AC] dhcp server group AP
[AC-dhcp-server-group-AP] dhcp-server 172.21.1.2
[AC-dhcp-server-group-AP] quit
[AC] interface Vlanif 10
[AC-Vlanif 10] dhcp select relay
[AC-Vlanif 10] dhcp relay server-select AP
[AC-Vlanif 10] quit
C) [AR] ip pool AP
[AR-ip-pool-AP] network 172.21.1.0 mask 24
[AR-ip-pool-AP] gateway-list 172.21.1.2
[AR-ip-pool-AP] excluded-ip-address 172.21.1.1
[AR-ip-pool-AP] quit
[AR] interface GigabitEthernet 0/0/1
[AR-GigabitEthernetO/0/1] dhcp select global
[AR-GigabitEthernetO/0/1] quit
[AR] ip route-static 10.1.1.0 255.255.255.0 172.21.1.1
D) [AR] ip pool AP
[AR-ip-pool-AP] network 10.1.1.0 mask 24
[AR-ip-pool-AP] gateway-list 10.1.1.2
[AR-ip-pool-AP] excluded-ip-address 10.1.1.1
[AR-ip-pool-AP] quit
[AR] interface GigabitEthernet 0/0/1
[AR-GigabitEthernetO/O/1] dhcp select global
[AR-GigabitEthernet0/0/l] quit
[AR] ip route-static 10.1.1.0 255.255.255.0 172.21.1.1

2. Which of the following values is the Reserved/Circuit Type field in the IIH packets sent by a Level-1-2 router on an IS-IS network?

A) 10
B) 11
C) 00
D) 01

3. Which of the following statements regarding BGP route advertisement are false?

A) Only the optimal routes preferred by BGP can be advertised to other BGP peers.
B) All the BGP routes learned from all BGP peer will be advertised to other BGP peers.
C) Only the routes learned from IGPs can be advertised to other BGP peers.
D) By default, the routes learned from an IBGP peer will not be forwarded to other IBGP peers.

4. What is the default sending interval of BFD packets?

A) 5s
B) 1000ms
C) 10s
D) 100ms

5. Without a prior version check, an engineer configures IGMP snooping on a device and the version of IGMP snooping is earlier than the IGMP versions on user hosts. In this case, which of the following situations will occur?

A) Users cannot receive multicast data, but the device generates forwarding entries after receiving IGMP Report messages.
B) The IGMP snooping version of the device is automatically degraded, and users can receive multicast data properly.
C) The IGMP versions of the hosts are automatically upgraded, and users can receive multicast data properly.
D) Users cannot receive multicast data because the device forwards received IGMP Report messages only to router ports and does not generate group member ports or forwarding entries.

Solutions: