protocols

protocols

1. application

   • SMTP
     • is used by the mail server itself to send and receive emails from all other mail servers across the internet.
   • FTP
     • a standard network protocol used to transfer (i.e. upload and download) files between a client and server on a computer network
   • IMAP
     • Unlike POP the email remains on the server even after being downloaded to the device.
   • POP
     • allows emails to be downloaded and /or deleted from a mail server and viewed offline by an email client.
   • HTTP(S)
     • allows a browser to request these individual files from a web server in an orderly way. Once received, they are rendered into a web page such as the one you are reading at the moment.

2. transport

   • TCP
     • prepares messages for transmition and reasembles any recieved messages

3. network

   • IP
     • the protocols used for communicating over the internet

4. links

   • BLUETOOTH
     • allows devices that are close to one another to exchange data
   • ETHERNET
     • protocols responsible for sending and receiving data along a network cable.