A very gentle introduction to number systems used in computers: binary, octal and hexadecimal.
For similar content take a look here: • Basic Computer Math Functions part 1 of 2
Books and other products for networkers
Packet Guide to Core Network Protocols: https://www.oreilly.com/library/view/...
Packet Guide to Routing and Switching: https://www.oreilly.com/library/view/...
Packet Guide to Voice over IP: https://www.oreilly.com/library/view/...
Network Engineering Fundamentals: https://www.oreilly.com/videos/networ...
Advanced Network Engineering: https://www.oreilly.com/videos/advanc...
Virtualization, Networking, and Storage: https://www.oreilly.com/videos/virtua...