The Simple Mail Transport Protocol, or SMTP, is a standard for how computers talk to each other to send email. If you're sending email using Microsoft Outlook, your computer may connect to your ...

Microsoft Outlook receives and delivers messages over a mail server, a remote computer that acts as a Web-based post office. Email providers such as Yahoo, Google and Hotmail host these servers to ...

In Mac OSX Mail or Thunderbird, you can use different smtp servers when sending an email from an account. You can make one SMTP server the defualt one, but you may change it each time you are sending ...