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.\"	last edit-date: [Mon Dec 13 23:05:59 1999]
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.\" $FreeBSD$
.\"
.\"	$Id: isdntel.8,v 1.7 2014/03/18 18:20:46 riastradh Exp $
.\"
.Dd July 11, 1998
.Dt ISDNTEL 8
.Os
.Sh NAME
.Nm isdntel
.Nd isdn4bsd telephone answering management utility
.Sh SYNOPSIS
.Nm isdntel
.Op Fl a Ar aliasfile
.Op Fl d Ar spooldir
.Op Fl p Ar playcommand
.Op Fl t Ar timeout
.Sh DESCRIPTION
.Nm
is used to provide an
.Dq answering machine
functionality for incoming telephone voice messages.
.Pp
The following options are supported:
.Bl -tag -width Ds
.It Fl a
Use
.Ar aliasfile
as the pathname for an aliasfile containing aliases for phone numbers. The
default path is
.Pa /etc/isdn/isdntel.alias .
The format of an alias entry is the number string followed by one or more
spaces or tabs. The rest of the line is taken as the alias string. Comments
are introduced by a leading blank, tab or
.Dq #
character.
.It Fl d
Use
.Ar spooldir
as the directory where the incoming voice messages are stored by the
.Dq answ
script called by
.Xr isdnd 8 .
This defaults to the directory
.Pa /var/isdn .
The format of a voice message filename is:
.Pp
.Dl YYMMDDhhmmss-dest_number-source_number-length_in_secs
.It Fl p
Use
.Ar playcommand
as the command string to execute for playing a voice message to some audio
output facility. The characters
.Em %s
are replaced by the currently selected filename. The default string is
.Em cat %s | alaw2ulaw \*[Gt]/dev/audio
.It Fl t
The value for
.Ar timeout
specifies the time in seconds the program rereads the spool directory
when there is no keyboard activity.
.El
.Pp
The screen output should be obvious. If in doubt, consult the source.
.Sh SEE ALSO
.Xr isdntel 4 ,
.Xr isdnd.rc 5 ,
.Xr isdnd 8
.Sh AUTHORS
The
.Nm
utility and this manual page were written by
.An Hellmuth Michaelis Aq Mt hm@kts.org .