Computer network Overview

Computer network Evolution
Terminal-oriented computer network-network open standardization Internet wide application and development of high-speed network technology
Introduction to three major networks
Telecommunication service network broadcast TV network computer
Future trends
Broadband network All-optical Network Multimedia Network mobile network

Computer network composition
Resource subnet communication subnet (network node, communication link)
Computer network classification

Topological topological network topology topological topological topology with star topology bus topology ring topological tree
Packet switching network for packet switching network of circuit-switched network
LAN metropolitan area Network Wan
Broadcast Network (unicast multicast broadcast) "Route forwarding" point-to-point network "packet forwarding"

ISO International Organization
ITU International Telecommunication Union
NBS American National Standards Bureau
ANBS American National Standards Institute
EXMA European Association of Computer Manufacturers
IAB Internet Architecture Bureau

Computer network Overview