If the configured ACL rules have an inclusive relationship, it should be noted that the rule numbers of strict conditions need to be sorted first, and the rule numbers of loose conditions need to be sorted later to prevent packets from hitting the rules of loose conditions and stop being pushed down to continue matching. Cannot hit the strict conditions of the rules. ()

When the FIT AP goes online, the software version will be downloaded from AC.

Which of the following 0SPF protocol packets can ensure the reliability of LSA update? ()

The configuration information of a certain port of the switch is shown in the figure. What is the PVID of this port? () (Single-choice question)

If the network address of a network is 10.1.1.0/30, what is its broadcast address? ()