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
In India, every mobile ISP has transitioned to IPv6 dualstack except Jio. Jio is IPv6 only with 4 to 6 translation