Email protocols

Email protocols

1. A seperate system of protocils has been devised for use purely by email. an email protocl is a set of rules which allows computers to send and recieve emails from a network. there are three basic protcols used by emails.

2. Simple Mail Transfer Protocol (SMTP)

   • The internet standard used for sending messages across IP networks in server-to-server transfers. also used by email users to send a message to an email server.

3. Post Office Protcol 3 (POP3)

   • Used to retrieve emails from an email server ofer a TCP/IP connection. This is the most widely used email retrieval protocol. normally users downloads emails to their local computer using POP, deleting them from the email server.

4. Internet Message Access Protocol (IMAP)

   • This is the other popular email retrieval protocol, normally users work on the emmails as they reside on the email server using IMAP and do not download them.