The two switches shown in the figure below have both enabled the STP protocol. An engineer made the following conclusions on this network. Which conclusion do you think is correct?

The administrator has configured the router as shown in the figure, and the administrator wants to assign a shorter lease period to the DHCP address. Which of the following commands should be used, Ip pool pool1 network 10.

Telnet is based on TCP protocol.

As shown in the figure, the network administrator creates VLAN2 on the SWA and SWB, and configures the ports connecting the hosts on the two switches as Access ports and assigns them to VLAN2.
Configure G0/0/1 of SWA and G0/0/2 of SWB as trunk ports to allow all VLANs to pass. To achieve normal communication between the two hosts, you also need.

Which of the following statements are correct about the VLAN design and planning of the campus network?