What is a USB 'header' (and how is it different from a port)?

With the prevalence of USB devices, it might be easy to mix up USB headers and ports, but there is a key difference between ...
Ars Technica

Difference between USB 2.0 & 1.1 Connectors/Cables?

Hello,<BR><BR>I have a new computer case which has two front USB connectors. My motherboard has headers for USB 1.1 and I have a PCI card which has a header for USB 2.0.<BR><BR>Are the ...
Ars Technica

Looking to make front USB panel. Know a place to get long USB header cable?

I'm getting sick & tired of using the back USB ports all the time, when I want to hook up a device for a few minutes. Especially since the back of my case is a bitch to get at. I've got a free ...
Houston Chronicle

How to Link Two Computers Using a USB Cable

Connecting two computers with a specific type of Universal Serial Bus (USB) cable allows you to transfer files or other data directly from one machine to another. Transfer speeds are limited to the ...