smtptrapd is a multi-threaded daemon written in C that provides a RFC 2821 compliant SMTP service that always returns a 4xx soft error to the RCPT TO verb. It can be deployed as a secondary MX to reduce the amount of inbound spam.
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Website | http://smtptrapd.sourceforge.net |
Tags | Mail Transport Agents |
License | GNU General Public License version 2.0 (GPLv2) |
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