Networking is one of those topics that feels complicated until someone explains the fundamentals clearly. This guide covers the core concepts behind modern computer networks, including IP addressing, MAC addresses, TCP/IP, the OSI model, DNS, DHCP, NAT, routing, switching, ports, and common protocols
Yeah. Also, many skip over IPv6 due to it being a bit more complex compared to IPv4…also it has translation IPv4 to v6 etc etc. Also, many senior sysadmins simply refuse to transition to IPv6 wherever viable and instead they opt for NAT or CGNAT depending on the installation