degov-8.x-2.0/modules/degov_html_mail/config/rewrite/swiftmailer.transport.yml

transport: native
smtp_host: 127.0.0.1
smtp_port: 25
smtp_encryption: ''
smtp_username: ''
smtp_password: ''
sendmail_path: /usr/sbin/sendmail
sendmail_mode: bs
spool_directory: ''
langcode: de