For example, water is composed of two hydrogen atoms bonded to one oxygen atom: the chemical formula is H2O. A compound can be converted to a different chemical composition by interaction with a second chemical compound via a chemical reaction.
To send mail using an Outlook.com account from an email program, see the Outlook.com SMTP server settings. 1  Outlook.com SMTP server name smtp-mail.outlook.com. 2  Outlook.com SMTP port 587. 3  Outlook.com SMTP encryption method TLS.
As a matter of fact, port number 25 can be blocked by some ISPs because of the ever increasing quantity of spam and malware that transit by there. So a good solution is to simply change the port to 587 or 2525 (if you're using an unencrypted connection) and 465 or 25025 for a SSL connection.hen it comes to configure an SMTP server on a mail client it's imperative to set the correct port number.