COMM 226 Study Guide - Public-Key Cryptography, Internet Service Provider, Network Layer
Document Summary
When connected to network u r part of functioning network. Communication skill+ communication system +content management + workflow. Network effect:-larger people use network =more valuable network become. Network grow faster when it hit critical mass. Network growth leads to congestion problems or the market may become saturated. A computer network :is a collection of computers that communicate with one a another over transmission media. 1 physical media: copper cable and optical fibre. Network 3 kind: lan :connected between single physical site, wan " multiple . Lan: computers connected on a single company site, usually located within half mile area, property controlled by company operating network company can run cabling as necessary. Switch (special purpose computer that receives and transmits messages on the lan) Network interface card (nic) hardware that connects each device"s circuitry to the cable onboard nic or card that fits into an expansion slot (wnic) wireless nic. Cable connections made through licensed communications companies.
