Mady MTA Service is a small SMTP server for a small number of users. It's stable, fast, and easy to use and can be used in a small LAN or home network. It provides mail-delivery service, works in System Service mode, and can be installed on the server computer. All other users will need to set the outgoing mail server to the server computer to use the SMTP server. Mady MTA Service includes access control and rejects unknown connections.