quartz/content/notes/16-networks.md

title	aliases	tags
16-networks		cosc203 lecture

Types of devices

• everything is connected

• 

• hosts - the end systems which run network apps

packet swtiches - forward packets (chunks of data) communcation links - fiber, copper, radio, satellite - transmission rate: bandwidthc networks - collection of devices routers

• links managed by organ

communication Medias

Packet and circuit switching

network protocol

network performance metrics