William J Buchanan 
Mastering the Internet [PDF ebook] 

The Internet and the World Wide Web (WWW) is growing each day. More and more people require either to access information, send and receive electronic information or just to log into remote computers. This book provides an up-to-date account of all the component parts of the Internet and the WWW, from architecture through to networking. It discusses key specifications relating to electronic mail, such as Mi Me encoding and SMTP, and shows how they are used to send mail around the world.Full backup for the book is provided with electronic mail and the author has set up a WWW page which contains links to other useful sources of information.