On a corporate network, hosts on the same VLAN can communicate with each other, but they are unable to communicate with hosts on different VLANs. What is needed to allow communication between the VLANs?
A) a router with subinterfaces configured on the physical interface that is connected to the switch
B) a router with an IP address on the physical interface connected to the switch
C) a switch with an access link that is configured between the switches
D) a switch with a trunk link that is configured between the switches

Question

Quizplus · Accepted Answer

To allow communication between different VLANs, a router with subinterfaces configured on the physical interface connected to the switch is needed. This setup is known as "router-on-a-stick" and allows inter-VLAN routing.

On a Corporate Network, Hosts on the Same VLAN Can