How to create a mail server in C#?

Question

Programming

You need to create a mail server. Can you advise where to start?

Answer 1

1) Search Google for "C# mail server".
2) Find it here: www.ericdaugherty.com/dev/cses
3) Understand the source code, especially how POP3 works
4) Google "C# imap" and find a bunch of client examples
5) Add IMAP support to the server based on the results of the points 3 and 4
6) Profit!

Answer 2

From studying the SMTP , POP3 and IMAP protocols .