Huawei H12-224 Practice Test - Questions Answers, Page 76
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Compared with a three-layer network architecture, a two-layer network architecture has simple topology and high data forwarding efficiency. The network architecture will transform to the two-layer architecture, and the three-layer network architecture will be gradually phased out.
On the border between an enterprise network and its external network, which of the following devices is deployed at the outermost side of the enterprise network?
On a Layer 2 switching network, devices forward data based on MAC addresses. Therefore, data filtering can be performed based on MAC addresses, and a firewall in transparent cannot filter out Layer 3 information in data packets.
Which of the following scenarios is a loop test applicable to?
In most cases, optical power is expressed in dBm. Which of the following values in dBm is supported by most optical transceiver devices to receive and identify data?
To improve Internet egress reliability, an enterprise uses multiple links to connect to different carrier networks. This mode requires attention to both the incoming and outgoing traffic paths. Otherwise, network quality may be affected.
The device installation procedure is as follows: Prepare tools -> Install mounting ears -> Install floating nuts and guide rails based on site requirements -> Install the device in the cabinet.
If the number of checked goods is different from the number of goods on the packing list, you can unpack and inspect goods and then contact the vendor to handle the inconsistency.
Which of the following items on the packing list need to be checked during unpacking and inspection? (Choose all that apply.)
Software upgrade operations are similar for Huawei datacom products. Therefore, before a software upgrade, you only need to briefly read the upgrade guide.
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