Mail server pop

POP (Post Office Protocol) is a protocol used to retrieve email messages from a mail server. Here's an overview of how it works:

How POP works:

  1. Client: A POP client, such as Microsoft Outlook or Mozilla Thunderbird, is installed on a user's computer or device.
  2. Connection: The client establishes a connection to the mail server using the POP protocol.
  3. Authentication: The client authenticates with the mail server using a username and password.
  4. Message retrieval: The client requests a list of available email messages from the mail server.
  5. Message download: The mail server sends the requested email messages to the client, which downloads them to the local device.
  6. Deletion: By default, POP deletes the email messages from the mail server after they are downloaded. This means that the messages are no longer available on the server.
  7. Quit: The client disconnects from the mail server.

POP settings:

To set up a POP client, you'll need to configure the following settings:

  1. Server: The hostname or IP address of the mail server.
  2. Port: The port number used for POP connections (usually 110).
  3. Username: The username used to authenticate with the mail server.
  4. Password: The password used to authenticate with the mail server.
  5. Leave messages on server: A setting that determines whether to leave messages on the server after downloading (usually set to "no" to delete messages).

POP vs. IMAP:

POP is an older protocol that was widely used in the past. IMAP (Internet Message Access Protocol) is a more modern protocol that allows for more advanced features, such as:

IMAP is generally considered a more secure and feature-rich protocol than POP. However, POP is still widely used and supported by many mail servers and clients.