networks (NotRashy)

networks (NotRashy)

1. LAN- this covers a small geographical area on a single site (they are mostly used in homes and offices) they are also owned by one organization

   • bandwidth affects all networks and is the the amount of data being transferred in a given time
     • wired connections such as ethernet and fibre optic are way faster but fibre optic the top wired connection a user can get as it doesn't get interfered by electromagnetic waves and instead sends data as light pulses through a fibre glass rod
       • wireless networks use radio waves to transmit data
         • to set up a wireless network, you need a wireless access point device and the WAP with hotspots
         • things such as Wi-Fi, is the standard used for wireless networks. Wi-Fi uses two radio frequency bands - 2.4 GHz and 5 GHz
   • too many users heavy use can slow down and lower the amount of bandwidth a user has

2. WAN- connects to different geographical locations for example an organization that owns 3 offices around the world would need WAN to help them share files also you have to hire the infrastructure form telecommunications companies who own and mange the WAN