Important Huawei H12-351_V1.0 Exam Questions

Answer: A

Explanation:

Navi WAC networking is a networking mode that uses a WLAN Access Controller (WAC) to manage and control APs. It can provide different authentication and security policies for different user groups, such as employees and guests. Guest data is isolated from the internal network to prevent security threats.

Answer: B, D

Explanation:

The home agent is a device that communicates with the gateway on the STAs' home network at Layer 3 and maintains the binding entries of STAs' home addresses and care-of addresses. A home WAC can function as a home agent of STAs, while a home AP cannot.

Answer: D

Explanation:

After multicast-to-unicast conversion is enabled on an AP's air interface, the destination MAC address of multicast packets sent over the air interface is changed to the MAC address of a STA that has joined the multicast group. This improves the transmission efficiency and reliability of multicast packets.

Answer: A, C

Explanation:

The display sync-configuration compare command is used to check whether the public configurations on two WACs are consistent after wireless configuration synchronization. The command output shows the differences between the configurations on the master and backup WACs. In this case, the configuration of vap-profile name 3 exists on the master WAC but not on the backup WAC.

Answer: A, D

Explanation:

IPsec uses authentication headers (AHs) and encapsulating security payloads (ESPs) to ensure secure transmission of service data on the network. AHs provide authentication and integrity verification for the sender and the receiver, while ESPs provide encryption and optional authentication for the data.