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FTP上传下载源代码，用于上传和下，使用API函数写的，(FTP UP DOWN API)

发送email的程序 (Email sending a)

收发邮件的模拟程序 代码经典 很好 学习的经典例子(收发邮件的模拟程序 代码经典 很好)

SMTP的一个例子!VISUAL C(SMTP an example! VISUAL C)

用到CFtpConnection类，少有的用winsock开发的在VB平台的FTP源码，有文件列表，重命名删除文件等功能。网上也有，但我这个可以修正好可以正常下载，网上找的不能正常下载(CFtpConnection use category, a rare development using winsock in VB platform FTP source, there is the list of files, rename, delete files and other functions. Online also, but I can fix this good can be normal to download, on-line can not find a normal download)

详细模拟了pop3协议的原理和实现，对pop3进行了较深入的分析(Detailed simulation of the pop3 protocol and the realization of the principle of pop3 conducted more in-depth analysis)

使用IMAPI完成Email client端功能 可attach 附加檔案(completed using disk-Email client can attach additional functions Archives)

可以发送邮件的小程序，还可以发送附件，除了bmp格式的图片之外，任何附件都可以发，希望大家加以改进，可以发bmp文件(Can send a message of small procedures, can also send attachments, apart from the picture outside of bmp format, can be issued to any annexes thereto, hoping to improve everyone, it can bmp file)

Jmail.dll组件实例：Email 群发VB版.(Jmail.dll component instance: Email Message VB version.)

VB邮件群发程序，群发时可选择这些邮件到右侧，在下面设置邮件主题，下边输入邮件内容，最后点击“发送邮件”按钮就可以。内有配置说明。(VB mail program, mass can choose these messages to the right side, in the following settings to the subject of the message, the following input message content, and finally click send mail button can be. Configuration instructions within. )