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.TH "LMTPD" "8" "March 09, 2021" "3.2.6" "Cyrus IMAP"
.SH NAME
lmtpd \- Cyrus IMAP documentation
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.sp
LMTP server process
.SH SYNOPSIS
.sp
.nf
\fBlmtpd\fP [ \fB\-C\fP \fIconfig\-file\fP ]  [ \fB\-U\fP \fIuses\fP ] [ \fB\-T\fP \fItimeout\fP ] [ \fB\-D\fP ] [ \fB\-a\fP ]
.fi
.SH DESCRIPTION
.sp
\fBlmtpd\fP is an LMTP server used to deliver mail to the IMAP mailstore.
It accepts commands on its standard input and responds on its standard
output. It MUST be invoked by master(8) with those
descriptors attached to a remote client connection.
.sp
\fBlmtpd\fP reads its configuration options out of the imapd.conf(5) file unless specified otherwise by \fB\-C\fP\&.
.SH OPTIONS
.INDENT 0.0
.TP
.B \-C config\-file
Use the specified configuration file \fIconfig\-file\fP rather than the default imapd.conf(5)\&.
.UNINDENT
.INDENT 0.0
.TP
.B \-U  uses
The maximum number of times that the process should be used for new
connections before shutting down.  The default is 250.
.UNINDENT
.INDENT 0.0
.TP
.B \-T  timeout
The number of seconds that the process will wait for a new
connection before shutting down.  Note that a value of 0 (zero)
will disable the timeout.  The default is 60.
.UNINDENT
.INDENT 0.0
.TP
.B \-D
Run external debugger specified in debug_command.
.UNINDENT
.INDENT 0.0
.TP
.B \-a
Preauthorize connections initiated on an internet socket, instead
of requiring LMTP AUTH.  This should only be used for connections
coming from trusted hosts.
.UNINDENT
.SH EXAMPLES
.sp
\fBlmtpd\fP is commonly included in the SERVICES section of
cyrus.conf(5) like so:
.sp
.nf
SERVICES {
    imap        cmd="imapd \-U 30" listen="imap" prefork=0
    imaps       cmd="imapd \-s \-U 30" listen="imaps" prefork=0 maxchild=100
    \fBlmtpunix    cmd="lmtpd" listen="/var/run/cyrus/socket/lmtp" prefork=0 maxchild=20\fP
    sieve       cmd="timsieved" listen="sieve" prefork=0
    notify      cmd="notifyd" listen="/var/run/cyrus/socket/notify" proto="udp" prefork=1
    httpd       cmd="httpd" listen=8080 prefork=1 maxchild=20
}
.fi
.SH FILES
.sp
/etc/imapd.conf
.SH SEE ALSO
.sp
imapd.conf(5),
master(8)
.SH AUTHOR
The Cyrus Team, Nic Bernstein (Onlight)
.SH COPYRIGHT
1993-2018, The Cyrus Team
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