This link introduces you to technical vocabulary, especially computer-oriented vocabulary, and the future of business communication. We will start with some acronyms and some vocabulary about the Internet. We all use these terms, but often they have little or no meaning.
Protocol means the structure of the Uniform Resource Locator.
You are allowed through bandwidth to penetrate the particular connection. It is a heading that signals something else important will follow. You then have a domain designation, such as org. That domain signals what institution or organization you are dealing with. You note immediately you are concerned with the Public Broadcasting System and the domain, non-profit organization.