When data arrives at a device, the network software looks at the port number and sends it to the right program. To find a port address, review an app's technical documentation.

How does the computer network know what to do with the information? This is determined by the port number to which the information packet is sent.

Also called "port mapping," port forwarding is directing traffic from the outside world to the appropriate server inside a local TCP/IP network. Internet services are identified by a standard port ...

Limits The difference between modem speed and port speed means that network traffic runs at different rates dependent on its origin and destination.