smtpd.opensmtpd (8) Linux Manual Page
smtpd – Simple Mail Transfer Protocol daemon Synopsis smtpd [-dhnv] [-D macro=value] [-f file] [-P system] [-T trace] Description smtpd is a Simple Mail Transfer Protocol (SMTP) daemon which can be used as a machine’s primary mail system. smtpd can listen on a network interface and handle SMTP transactions; it can also be fed messages…
