To setup SMTP authentication on the outgoing mail server, please follow the steps below:
- Start Mail.
- From the Menu Bar, choose Mail -> Preferences -> The Accounts dialog box appears.
- Click the Accounts icon in the top left corner of this dialog box.
- Select OpenMail (or the name of your e-mail account) from the list of accounts on the left side of this dialog box.
- Click the Server Settings button. The SMTP Server Options dialog box appears
- In the Outgoing Mail Server field, type: mail.domain_name
- In the Server port: 25/587.
- To the right of Authentication:, choose Password from the drop-down list.
- In the User Name: field, type your full Username which is your email address([email protected]).
- Please type your password on the Password field.
- Click the OK button.
- You will return to the Accounts dialog box. Close it.
- Shut down and restart Mail
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