Both pwd and dir commands in the VRP operating platform can view the file information under the current directory.

By default, what is the STP Forward Delay time in seconds?

After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?

The configuration of the country code will affect the actual transmission frequency and maximum transmission power.

Which of the following network parameters can be assigned by Dynamic Host Configuration Protocol DHCP? (Multiple choices)