Thunderbird/Outlook SMTP setup

When a user has more than one email account do they need to use a separate smtp account for each email?

In Thunderbird they allow a default SMTP server but it asks for username/password with the server settings.

For example, a single person has,, and They all point to the same mail server, the only difference is the username/passwords.

The smtp settings in Thunderbird are setup with as the username/password.

Is this all that’s needed, or do you need to create another smtp server for each email? Can send outgoing mail as even though he logs onto the smtp server as

You don’t need to, but you can.

Once you have multiple servers, you can assign them as needed.