* Computer port (hardware), a physical interface between
a computer and other computers or devices
    * Computer port (software), a virtual data connection
between computer programs possibly through a computer network
    * TCP and UDP ports, numbers which are recognized by
Internet and other network protocols, enabling the computer
to interact with others
    * Porting, the process of re-writing software so as to
make it compatible with other operating system and/or
hardware architectures
    * Ports collection, part of the package management
infrastructure of modern BSD-derived operating systems

a gateway for data to be transmitted or received with in 
the the network.