Networking Fundamentals

Understanding intranets

The prefix intra- means on the inside. From that, we can deduce that an intranet relates to network communication within our network. Any services that are provided within an intranet are restricted to your network. Access to these services will be controlled through user/device authentication to ensure that they remain private and inaccessible from the Internet.

You will find that some organizations host internal web pages, such as the collaborative tool SharePoint from Microsoft, or a Human Resources self-service portal, to name just two. It is often the case that these are also referred to as the company intranet.

Exam tip: If you can remember that intra- means inside, then an internet must be outside your network. ...