# Set default values for all following accounts. defaults syslog on aliases /etc/aliases tls on tls_trust_file /etc/ssl/certs/ca-certificates.crt auth on syslog LOG_MAIL # Gmail account gmail host smtp.gmail.com port 587 from your.address@gmail.com <----+ user your.address <----+--- これらを設定 password Your Password here <----+ account default : gmail