Ethernet capacity
Switch port calculator
Count every physical connection and reserve practical room for expansion before selecting a switch size.
Your inputs
Calculated result
24-port switch
14 active connections plus 3 spare ports requires at least 17 ports. A 24-port switch is the next practical size.
Active ports
14
Spare ports planned
3
Minimum target
17
How to use this result
- • Count link-aggregated NAS connections individually.
- • Reserve ports for the router or upstream switch.
- • Port count alone does not guarantee enough PoE ports, PoE wattage, or link speed.