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Huawei H12-831_V1.0 Exam Syllabus Topics:

Huawei HCIP-Datacom-Advanced Routing & Switching Technology V1.0 Sample Questions:

1. The network administrator configures DHCP snooping on an access switch. Which of the following solutions can be used to reduce the impact of denial of service (DoS) on the DHCP server caused by malicious IP address requests of attackers?

A) Configure DHCP snooping to check the CHADDR field in DHCP request packets.
B) Configure DHCP snooping to limit the number of MAC addresses learned by interfaces on the switch.
C) Enable the device to generate static MAC address entries for interfaces based on DHCP snooping binding entries.
D) Configure the switch interface connected to the authorized DHCP server as a trusted interface.

2. On the OSPF network shown in the figure, the cost values of links are marked, and OSPF IP FRR is enabled on R1. Which of the following statements are true?

A) If SI is powered off, R1 directly uses the backup path to forward packets to R3.
B) If the link between R1 and SI is disconnected, R1 directly uses the backup path to forward packets to R3.
C) No backup path can be established between R1 and 10.0.3.3/32.
D) If BFD (with default detection parameters) is enabled on the entire network and the link between R2 and SI is disconnected, R1 can quickly detect the OSPF adjacency fault.

3. When a fault occurs on an OSPF network, traffic can be switched to another path only after several phases. Sort these phases in the correct sequence.

4. VLAN aggregation is configured on a switched network. Sub-VLAN 2 and Sub-VLAN 3 are added to Super-VLAN 10 . To enable hosts in different sub-VLANs to communicate with each other , run the following command in the VLANIF 10 view corresponding to the Super-VLAN .
(Enter lowercase letters.)

5. On the 05PFv3 network shown in the figure, each interface of R1 and R2 has two IPv6 addresses. Although the IPv6 address prefixes of R1 and R2 are different, they can still be used to establish an OSPFv3 neighbor relationship. If R2 is the DR, the Intra-Area-Prefix-LSA generated by R2 contains four prefixes.

A) FALSE
B) TRUE

Solutions: