For multiple paths to the same destination network, the router needs to select by comparing the magnitude of the Preference value. If the Preference is the same, then select according to the magnitude of the Cost value.

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

What is the value of the Type field in the RStp configuration BPDU message?

Connection between switches and hosts, which port link type is often used by the switch?

The number of VLANs that can be created using the commands "vlan batch 10 20" and "vlan batch 10 to 20" respectively is