UDP cannot guarantee the reliability of data transmission, and does not provide functions such as message sequencing and flow control. It is suitable for flows with low transmission reliability requirements but high transmission speed and delay requirements.

When Huawei switches allow STP, the priority of the switch is by default:

Which of the following fields is not included in the HELL0 packet of the OSPF protocol? ()

Use the command kdir test in the VRP operating platform. The system will create a directory named test.

NAPT allows multiple private IP addresses to be mapped to the same public P address through different port numbers. The following description of the port number in NAPT is correct ().