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><H1
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><A
NAME="FAXING"
>13. How to print to a fax machine.</A
></H1
><P
> You can print to a fax machine with, or without, a modem.
</P
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="USING-A-FAXMODEM"
>13.1. Using a faxmodem</A
></H2
><P
> There are a number of fax programs out there that will let you fax
and receive documents. One of the most powerful is Sam Leffler's
<SPAN
CLASS="PRODUCTNAME"
><A
HREF="http://www.hylafax.org/"
TARGET="_top"
>HylaFAX</A
></SPAN
>. It supports all sorts of things
from multiple modems to broadcasting.
</P
><P
> SuSE ships a Java HylaFax client which allegedly works on any Java
platform (including Windows and GNU/Linux). There are also non-Java
fax clients for most platforms; GNU/Linux can almost certainly handle
your network faxing needs.
</P
><P
> <A
NAME="AEN2678"
></A
>
Also available, and a better choice for smaller installations, is
<B
CLASS="COMMAND"
><A
HREF="http://casas.ee.ubc.ca/efax/"
TARGET="_top"
>efax</A
></B
>, a simple program which sends and receives faxes. The
getty program <B
CLASS="COMMAND"
>mgetty</B
> can receive faxes using
<B
CLASS="COMMAND"
>efax</B
> (and do voicemail or interactive logins).
</P
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><H3
CLASS="SECT3"
><A
NAME="FAX-FROM-PDQ"
>13.1.1. Faxing from PDQ</A
></H3
><P
> PDQ doesn't ship with a fax interface declaration, but here's a
simple one (which is only partly tested):
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><PRE
CLASS="PROGRAMLISTING"
>interface efax-0.1 {
help "This interface uses the efax package's fax program to send a
fax. You should first get efax's \"fax send\" working by
itself by editing the file /etc/efax.rc and testing. Connect
this interface to a generic postscript driver to define a
fax machine \"printer\"".
requires { "efax" "fax" }
# Making phone number required means that the add printer wizard
# will demand a phone number at add printer time. This is
# undesirable, so it isn't explicitly required, even though it is
# logically required. The send_exec script checks for the number.
# You could skip the wizard by adding this printer by hand to
# .printrc, mark this as required, and it might then prompt?
argument {
var = "PHONE_NUMBER"
desc = "Phone Number"
help = "The phone number to dial. Prefixes like 9 ought to be
defined in your /etc/efax.rc file."
}
option {
var = "RESOLUTION"
desc = "Fax resolution"
default_choice = "high"
choice "low" {
value = "-l"
desc = "Low"
help = "Low resolution on a fax is 96lpi."
}
choice "high" {
value = ""
desc = "High"
help = "High resolution on a fax is 192lpi."
}
}
# If you don't specify a phone number the job just fails, and
# the only way to figure this out is to look at the error message
# at the bottom of the job details. Hmm.
send_exec {
if [ "x$PHONE_NUMBER" != "x" ]
then
fax send $RESOLUTION $PHONE_NUMBER $INPUT
else
echo 'You must specify a phone number!'
false
fi
}
}</PRE
></TD
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>
</P
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><H2
CLASS="SECT2"
><A
NAME="FAX-VIA-EMAIL"
>13.2. Using the Remote Printing Service</A
></H2
><P
> There is an experimental service offered that lets you send an
email message containing something you'd like printed such that it
will appear on a fax machine elsewhere. Nice formats like
postscript are supported, so even though global coverage is
spotty, this can still be a very useful service. For more
information on printing via the remote printing service, see the
<A
HREF="http://www.tpc.int/"
TARGET="_top"
>Remote Printing WWW Site</A
>.
</P
></DIV
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CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="FAX-VIA-WEB"
>13.3. Commercial Faxing Services</A
></H2
><P
> A number of companies operate web-based faxing services. <A
HREF="http://www.efax.com/"
TARGET="_top"
>EFax</A
>, in particular, offers
free inbound faxes (to your own dedicated fax number, no less) via
email, and fax transmission for a fee. Other companies offer
similar services.
</P
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