SMTP Relay Server (5.8)

Publisher's description of SMTP Relay Server

SMTP server program for Windows that lets you convert any Windows based PC into SMTP server. Use it on a dedicated server or on a personal computer in the background. Any mailer or email program can connect to the server using TCP/IP protocol. Traveling laptop PC users may use it as a gateway SMTP server that sends messages directly when possible or redirects them to other SMTP accounts. SPAM filtering and security is also offered.