From owner-freebsd-questions@FreeBSD.ORG Sun Nov 11 00:02:19 2007 Return-Path: Delivered-To: questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F3E1316A419 for ; Sun, 11 Nov 2007 00:02:18 +0000 (UTC) (envelope-from punosevac@math.arizona.edu) Received: from smtp224.math.arizona.edu (smtp224.math.arizona.edu [128.196.224.202]) by mx1.freebsd.org (Postfix) with ESMTP id C82E213C4A8 for ; Sun, 11 Nov 2007 00:02:18 +0000 (UTC) (envelope-from punosevac@math.arizona.edu) Received: from Debian-exim by smtp224.math.arizona.edu with local-bsmtp (Exim 4.50) id 1Ir0I1-0001HI-H7 for questions@freebsd.org; Sat, 10 Nov 2007 17:03:08 -0700 Received: from 71-220-154-82.tcsn.qwest.net ([71.220.154.82] helo=.domain.actdsltmp) by smtp224.math.arizona.edu with esmtpsa (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.50) id 1Ir0I1-0001HA-CH for questions@freebsd.org; Sat, 10 Nov 2007 17:03:01 -0700 Message-ID: <47364678.7090205@math.arizona.edu> Date: Sat, 10 Nov 2007 17:02:00 -0700 From: Predrag Punosevac User-Agent: Thunderbird 2.0.0.6 (X11/20070916) MIME-Version: 1.0 To: questions@freebsd.org References: <47364131.5030405@math.arizona.edu> In-Reply-To: <47364131.5030405@math.arizona.edu> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-ACL-Warn: The HELO/EHLO greeting .domain.actdsltmp is invalid X-Outgoing-Spam-Score: -5.9 (-----) Cc: Subject: Re: PPD files vs printer drivers also LPD vs LPRng vs CUPS X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Nov 2007 00:02:19 -0000 Predrag Punosevac wrote: > I am trying to understand little bit better Unix printing. I am > terribly confused about > the real meaning of PPD files and printer drivers. > > According to this > http://en.wikipedia.org/wiki/PostScript_Printer_Description > > PPD files are post script description files that act as a drivers for > post script printers. This seems clear to me but I have never had a post > script printer in my life. > > > According to same page CUPS-PPD are used by CUPS to do post-script > printing on non-postscript printers by directing files through > CUPS-filter. Could somebody explain this things better to me. Every > time I used CUPS the PPD files where enough to enable me printing. > Did I really use some other drivers beside these PPD files or did CUPS > communicate with my printers with some generic driver and just > uses PPD files to do filtering. > > > In LPD it seems to me that this is more clear as when I run ./SETUP > apsfilter I am really question to select the driver from the > Ghostscript collection. I have never used LPD without the apsfilter. > > What is the simplest way to send ps file to the printer that doesn't > speak ps? If I could do that everything else is peace of cake. I read > very carefully printing form the handbook but I want to learn more. > > Could anybody explain me if there are some strong reasons for choosing > LPD over CUPS or LPRng system (seems just GUI added on the top of LPD) > It would logical to me that LPD is safer (CUPS port has some security > warnings) and maybe more reliable. In any case it is included in the > base system and I prefer to use something included in the base system > > > Thanks to ALL > Predrag > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org" This seems http://www.linuxprinting.org/kpfeifle/LinuxKongress2002/Tutorial/III.PostScript-and-PPDs/III.PostScript-and-PPDs.html like a good starting point for my questions. Any Adobe or CUPS developers around that can give me more information. What should I read?