Where can I find theory on the internet, networks, proxy servers, IP usage and other things related to internet surfing?

Question

Books

I want to finally understand properly the theory of networks, how it works, how it all is interconnected, to understand proxy servers and other theory related to this, as well as, for example, safe Internet surfing, anonymity, etc. etc. P. In general, in this everything is generally a noob. Please recommend a book, article or video that could explain all these things clearly.

Answer 1

By networks:

• Olifer V. G., Olifer N. A. Computer networks. Principles, technologies, protocols ISBN: 978-5-4461-1426-9
  
• Tanenbaum E.S., Weatherall D. Computer networks. 5th ed. ISBN:978-5-4461-1248-7
  

With proper study, these books will lay an excellent theoretical foundation.