sendmail (OpenSMTPD)

The sendmail utility is a local enqueuer for the smtpd daemon. The message is read on standard input (stdin) until sendmail encounters an end-of-file. The sendmail enqueuer is not intended to be used directly to send mail, but rather via a frontend known as a mail user agent.

Documentation

• man 1 'sendmail' [EN]

Syntax

sendmail [PARAMETER ...] [RECIPIENT ...]

Parameters

-F NAME

Set the sender's full NAME.

-f ADDRESS

Set the sender's ADDRESS.

-t

Read the message's To:, Cc:, and Bcc: fields for recipients. The Bcc: field will be deleted before sending.

-v

Enable verbose output.

Examples

Send a test email

sendmail -t -v

Content:

To: root
Subject: Test OpenSMTPD

This an OpenSMTPD test!