Data packets travel to and from numbered network ports associated with particular IP addresses and endpoints, using the TCP or UDP transport layer protocols. All ports are potentially at risk of ...

In a TCP/IP network, a port is a number that identifies the type of network traffic. If an incoming or outgoing port is "open," packets with that port number are allowed into or out of the local ...

Allowing or blocking network packets into or out of a device or the network based on their application (port number). See TCP/IP port and opening a port. THIS DEFINITION IS FOR PERSONAL USE ONLY. All ...