J.C.R. Licklider proposed universal computer network concept in 1960. Paul Baran developed message-blocked network concept in 1960s. Donald Davies introduced packet switching in 1965. ARPANET launched in 1969 with ARPANet project led by Robert Taylor
Port numbers uniquely identify connection endpoints and direct data to services. Port numbers are 16-bit unsigned integers for TCP and UDP. Port numbers are always associated with network addresses and protocols
Computer network connects computers sharing resources over digital interconnections. Nodes include computers, servers, and networking hardware identified by addresses. Networks support various applications like email, video conferencing, and shared resources
8.192 Mbps equals 1 MB/s in binary definition. 8,000 Mbps equals 1 MB/s in SI standard. Both definitions are correct depending on unit convention
LAN gaming requires router, network switch, and compatible games. Not all games support LAN, especially online services like Battle.net. Popular LAN games include Minecraft, DOTA 2, League of Legends. Recent Blizzard games like Diablo 3 and Overwatch don't support LAN
LAN not working prevents players from joining each other in Minecraft. Problem occurs when computers can connect to internet but can't join