Concept of Mail Protocols Format of an Email Email Addressing A unique addressing system ,has two parts in addressing. Local part defines user mailbox and domain name mention the destination
[email protected] Email alias:Create a group email to send email to many people like multicast. Email message fields Here are the meanings of the fields to be filled in when you send an email: ● From: this is your email address; most of the time you will not have to fill in this field, because it is generally set by the email client according to your preferences. ● To: This field is used for the recipient's email address. ● Subject: this is the title that your recipients will see when they want to read the email ● Cc (carbon copy): this allows an email to be send to a large number of people by writing their respective addresses separated by commas ● Bcc (blind carbon copy): This is a Cc, except that the recipient does not see the list of people in the Bcc field ● Message: This is the body of your message Other email functions are: ● Attached Files, Attachments: A file can be attached to an email by specifying its location on the hard drive. ● Signature: If the email client allows it, you are often able to set a signature, meaning a few lines of text which will be added to the end of the document. Email Delivery Queue Unlike ftp/http it is not necessarily to deliver email in real time.Delivery not instantaneous ,It will wait in the queue of outgoing,incoming ,intermediate MTA message queue.