一个嵌入式的小程序，介绍了邮箱的用法，可以帮助你学习嵌入式系统-an embedded small program, introduced a mail usage, I can help you learn Embedded Systems

一个vxworks系统下，c语言实现的smtp协议邮件发送软件。填入自己的用户名、密码、设置好后即可使用。-Under a vxworks system, c language implementation of the smtp protocol to send e-mail software. Fill in your user name, password, set up immediately after use.