The mail server's status changes to which of the following when it transmits mail to other mail servers?

The correct answer is SMTP Client.

Key Points

• An SMTP Client is a system or software that sends an email to another email server.
  • SMTP stands for Simple Mail Transfer Protocol, and it is the protocol used to send emails over the Internet.
  • When a mail server transmits mail to other mail servers, it acts as an SMTP client to initiate the communication.
  • The SMTP client establishes a connection to the SMTP server on the recipient's mail server to transfer the email message.
  • Once the message is successfully transmitted, the SMTP client disconnects from the SMTP server.
  • Typical actions of an SMTP client include establishing a connection, sending the message, and handling any errors that occur during the transmission.

Additional Information

• SMTP clients are integral to the process of email delivery, ensuring that messages are sent from one server to another efficiently.
• Most email applications, such as Microsoft Outlook or Gmail, use SMTP clients to send emails.
• The SMTP client communicates with the recipient's mail server using designated ports, typically port 25 or 587.
• SMTP clients can also handle various types of errors, such as network issues or invalid email addresses, and attempt to retry sending the message if necessary.
• The role of the SMTP client is crucial in the overall email delivery infrastructure, ensuring that emails reach their intended recipients promptly.