1. 安装 msmtp

sudoapt-get updatesudoapt-getinstall msmtp

2 .配置 msmtp

nano ~/.msmtprc

defaultsauth ontls ontls_starttls ontls_trust_file /etc/ssl/certs/ca-certificates.crtlogfile ~/.msmtp.logaccount qqhost smtp.qq.comport 587from your_email@qq.comuser your_email@qq.compassword your_password# Set a default accountaccount default : qq

chmod600 ~/.msmtprc

1. 测试发送邮件

echo-e"Subject: TestThis is a test email."| msmtp -a qq recipient@example.com