POP3 and SMTP

Post Office Protocol Version 3

Post Office protocol helps manages traffic simier to IMAP and is consider the sister protocol in the tech field. Unlike IMAP, POP3 downloads emails to the local drive from the mail server after connection establishes. Users can configure email clients to check messages at set intervals. However POP3 lacks real-time synchronization which is considered a preferred feature amongst consumers.

Simple Mail Transfer Protocol

SMTP or Simple Mail Transfer Protocol that works and supports POP3 and IMAP. SMTP ensures end-to-end delivery is used between two clients. The email is sent from the senders client to the recipients client, completeing the client-to-client communications. This is successfully done through TCP/IP which IMAP, POP3, and SMTP use to effectiviely send messages over a mail server.