What is POP3?
POP 3 stands for Post Office Protocol Version 3. POP3 protocol is used to provide access to the mail inbox that is stored in the email server. POP3 protocol can download and delete messages. Once the POP3 client has established a connection with the mail server it can easily retrieve all the messages from the server. The user can access the messages locally even if the user is offline. Every time the client needs to check manually for new messages as POP3 Protocol provides the feature of real-time synchronization. Various email applications such as Microsoft Outlook, Apple Mail, Gmail supports POP3 protocol.
When a message is sent, SMPT is used to transfer it from the client to the server and ultimately to the server of the recipient. However, the Message Access Agent facilitates the transmission of the message from the receiving server to the host server. POP3 and IMAP are the two types of protocols that are included in the Message Access Agent.
POP3 Ports
POP3 makes use of two network ports. They are:
What is POP3 (Post Office Protocol Version 3)?
Today email is the most widely used platform for personal and professional business communication. Email protocol is defined as a set of rules for the secure transmission of emails over the Internet. SMTP, IMAP, POP, and POP3 are some of the email protocols. Each type of protocol used has a specific mechanism. The below article covers in detail the POP3 protocol.