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# Server Authentication

On the LibreOffice - PreferencesTools - Options - LibreOffice Writer - Mail Merge E-mail tab page, click the Server Authentication button to specify the server security settings.

## The outgoing mail server (SMTP) requires authentication

Enables the authentication that is required to send e-mail by SMTP.

### The outgoing mail server (SMTP) requires separate authentication

Select if your SMTP server requires a user name and password.

#### User name

Enter the user name for the SMTP server.

#### Password

Enter the password for the user name.

### The outgoing mail server uses the same authentication as the incoming mail server.

Select if you are required to first read your e-mail before you can send e-mail. This method is also called "SMTP after POP3".

#### Server name

Enter the server name of your POP 3 or IMAP mail server.

#### Port

Enter the port on the POP3 or IMAP server.

#### POP 3

Specifies that the incoming mail server uses POP 3.

#### IMAP

Specifies that the incoming mail server uses IMAP.

#### User name

Enter the user name for the IMAP server.

#### Password

Enter the password.