The G0/0/1 interface configuration information of router A is shown in the figure. Which of the following statements is correct? (Multiple choice)

Which WLAN security policies support the link authentication method of Open mode? (Multiple Choice)

If the transport layer protocol is UDP, the value of the network layer Protocol field is 6.

What kind of message does the DHCP server use to confirm that the host can use the IP address?

If the largest number in an ACL rule is 12, by default, the user does not specify a number when configuring a new rule, then what is the number assigned by the system for the new rule?