安装sendEmail

# wget http://caspian.dotconf.net/menu/Software/SendEmail/sendEmail-v1.56.tar.gz 
# tar -xzvf sendEmail-v1.56.tar.gz

测试

# ./sendEmail-v1.56/sendEmail -f xx@xx.com -t xx@xx.com \
    -s smtp.xx.com -u "邮件主题" -o message-content-type=html \
    -o message-charset=utf8 –xu "用户名" -xp "邮件密码" -m "邮件内容"

发送成功之后会有如下提示

Feb 12 06:26:26 awspack sendEmail[28489]:: Email was sent successfully!