TCP伺服器,使用mfc vc++

I have updated the article so that it provides a decent introduction to network programming. There are already several introductions to network programming on the web and I wanted this to be slightly different from all of them. Whether I was successful in that endeavor is up to the end-readers to judge.-The original article proposed to demonstrate elementary network programming by designing a very simple SMTP server class. It had no support for sending attachments and was quite uncomplicated in nature. Since there are much better classes available within the BCL for sending emails, the exercise seemed to be quite futile. Therefore I have updated the article so that it provides a decent introduction to network programming. There are already several introductions to network programming on the web and I wanted this to be slightly different from all of them. Whether I was successful in that endeavor is up to the end-readers to judge.