Learn about different TCP/IP Protocols.

Learn about IP-Addresses

Network Address Translation: From private to public IP.

Dividing a network into several smaller networks

Learn about the ISO/OSI (International Organization for Standardization/Open Systems Interconnection) layer model.

Carrier-Grade Network Address Translation: A technology used by ISPs to deal with the shortage of available IPv4 addresses. CGNAT restricts incoming connections, complicating self-hosting setups.