In a 48 port switch if there are 5 vlans. There will be how many collision domains & broadcast domains There will be 48 collision domains because every port on switch is collision domain. There will be 5 Broadcast domain as each vlans is broadcast domains. Related Posts:Benefits of VLANsCan two different VTP Domain communicate with each…VLAN, TRUNKING, VTPWhat is Multi VLAN port ?Hardware termsWhy we use Spanning Tree Protocol in the Switches?