Printing - Revision history

Rpeters at 23:03, 10 June 2021

2021-06-10T23:03:59Z

← Older revision		Revision as of 23:03, 10 June 2021
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	**most multi-function devices will scan via network interface, as of mid-2017		**most multi-function devices will scan via network interface, as of mid-2017
	**Epson's procedure for client/server scanning gets other brands working too		**Epson's procedure for client/server scanning gets other brands working too

			== Getting Technical ==

			A good introduction to CUPS is at:
			http://support.fccps.cz/download/adv/frr/cups_howto/cups_howto.htm

			It also contains some tips for tuning.

	--[[User:Rpeters\|Rod]] ([[User talk:Rpeters\|talk]]) 16:32, 3 May 2018 (AEST)		--[[User:Rpeters\|Rod]] ([[User talk:Rpeters\|talk]]) 16:32, 3 May 2018 (AEST)

Rpeters: /* Troubleshooting */added sub-section Firmware Upgrade

2018-09-06T12:41:49Z

Troubleshooting: added sub-section Firmware Upgrade

@@ Line 53: / Line 53: @@
 Alternative print admin tools are included in the administration menu of some distributions
 **these might not detect driverless printers or downloaded drivers and are thus less reliable
 ====Can't Access Web Interface ====

Rpeters: /* Printer/Multi-Function Device Recommendations */

2018-05-03T06:34:17Z

Printer/Multi-Function Device Recommendations

← Older revision		Revision as of 06:34, 3 May 2018
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	**Epson's procedure for client/server scanning gets other brands working too		**Epson's procedure for client/server scanning gets other brands working too

	--[[User:Rpeters\|~~Rpeters~~]] ([[User talk:Rpeters\|talk]]) 16:32, 3 May 2018 (AEST)		--[[User:Rpeters\|Rod]] ([[User talk:Rpeters\|talk]]) 16:32, 3 May 2018 (AEST)

	[[Category:Technical Info]]		[[Category:Technical Info]]

Rpeters: /* Printer/Multi-Function Device Recommendations */

2018-05-03T06:32:00Z

Printer/Multi-Function Device Recommendations

← Older revision		Revision as of 06:32, 3 May 2018
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	**Epson's procedure for client/server scanning gets other brands working too		**Epson's procedure for client/server scanning gets other brands working too

	~~--([[User talk:Rpeters\|Rod]])~~ --[[User:Rpeters\|Rpeters]] ([[User talk:Rpeters\|talk]]) 16:30, 3 May 2018 (AEST)		--[[User:Rpeters\|Rpeters]] ([[User talk:Rpeters\|talk]]) 16:32, 3 May 2018 (AEST)

	[[Category:Technical Info]]		[[Category:Technical Info]]

Rpeters at 06:30, 3 May 2018

2018-05-03T06:30:45Z

← Older revision		Revision as of 06:30, 3 May 2018
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	**Epson's procedure for client/server scanning gets other brands working too		**Epson's procedure for client/server scanning gets other brands working too

	--[[User:Rpeters\|Rod]] ([[User talk:Rpeters\|talk]]) 13:52, 12 ~~September~~ ~~2014~~ (~~EST~~)		--([[User talk:Rpeters\|Rod]]) --[[User:Rpeters\|Rpeters]] ([[User talk:Rpeters\|talk]]) 16:30, 3 May 2018 (AEST)

	[[Category:Technical Info]]		[[Category:Technical Info]]

Rpeters: /* Administration */added requirement for "avahi" in many situations

2018-05-03T06:27:03Z

Administration: added requirement for "avahi" in many situations

← Older revision		Revision as of 06:27, 3 May 2018
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	<nowiki>will list applicable powered-on printers on your LAN - only those having URL beginning with ipp:// are likely to work driverless</nowiki>		<nowiki>will list applicable powered-on printers on your LAN - only those having URL beginning with ipp:// are likely to work driverless</nowiki>

			Then execute
⚫	<nowiki># lpadmin -p <parameter> -v <parameter> -m everywhere -E/nowiki>

		⚫	<nowiki># lpadmin -p <parameter> -v <parameter> -m everywhere -E</nowiki>

	see man lpadmin for suitable - p parameter. The -v parameter must be the exact ipp:// URL reported by "driverless list"		see man lpadmin for suitable - p parameter. The -v parameter must be the exact ipp:// URL reported by "driverless list"
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	====Can't Access Web Interface ====		====Can't Access Web Interface ====
	Some distributions require additional privilleges		Some distributions require additional privilleges, that are controlled by the parameter "SystemGroup" in the file /etc/cups/cups-files.conf
			*make a note of the groups permitted via that parameter
	*add user to group "lp"
			*8under usual user administration, add user to one of those groups (other than root)
	*or complete the pop-up authorisation as user "root"		*or complete the pop-up authorisation as user "root"

	====Can't Access Network Printers ====		====Can't Access Network Printers ====
	A paradigm ~~shift~~ occurred with CUPS 1.6		Major paradigm shifts occurred with CUPS 1.6 and again with CUPS 2.2.
	*~~SLP~~ must now be installed ~~and~~ ~~configured~~ to ~~use~~ ~~printers~~ ~~controlled~~ ~~via~~ ~~other~~ ~~hosts~~		*"avahi" must now be installed to provide DNSSD services and find network printers or print servers
			**it must also be installed on computers that are operating as print servers

	==== Failure to Print ====		==== Failure to Print ====

Rpeters: /* Administration */ updated administration to cover driverless printers

2018-05-03T06:12:33Z

Administration: updated administration to cover driverless printers

← Older revision		Revision as of 06:12, 3 May 2018
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	<nowiki>will list applicable powered-on printers on your LAN - only those having URL beginning with ipp:// are likely to work driverless</nowiki>		<nowiki>will list applicable powered-on printers on your LAN - only those having URL beginning with ipp:// are likely to work driverless</nowiki>

	<nowiki>I# /nowiki>		<nowiki># lpadmin -p <parameter> -v <parameter> -m everywhere -E/nowiki>

			see man lpadmin for suitable - p parameter. The -v parameter must be the exact ipp:// URL reported by "driverless list"


	# lpadmin -p <> -v <> -m everywhere -E
	see man lpadmin for suitable parameters to use above

	"driverless" printing can also be configured via the webbrowser GUI, URL http://localhost:631		"driverless" printing can also be configured via the webbrowser GUI, URL http://localhost:631
	*in this case it is essential to use the ipp:// style URL for the network printer		*in this case it is essential to use the ipp:// style URL for the network printer
	**copy and paste it, if necessary		**copy and paste it from output of the "driverlees list" command, if necessary
	*in the next page, select manufacturer		*in the next page, select manufacturer
	**at least two solutions should be found for a printer model "ajax fancy printer"		**at least two solutions should be found for a printer model "ajax fancy printer"
	***ajax fancy printer ~~something~~ or ~~other~~		***ajax fancy printer some driver of some sort
	***ajax fancy priner driverless		***ajax fancy priner driverless
	**highlight the latter, then click on "modify printer"		**highlight the latter, then click on "modify printer"

	~~currently~~ "system-config-printer". ~~This GUI tool~~ is the default in ~~Fedora~~ ~~and~~ ~~Ubuntu~~ ~~and~~ is ~~also~~ ~~installed~~ by ~~default in openSUSE~~. It may appear in the start menu under various names:		A widely deployed GUI printer configuration tool is "system-config-printer". It is the default in many distributions but currently does not handle driverless printing. It may appear in the start menu under various names, eg:
	*Print Settings		*Print Settings

	Alternative print admin tools ~~include:~~		Alternative print admin tools are included in the administration menu of some distributions
		⚫	**these might not detect driverless printers or downloaded drivers and are thus less reliable
	*the direct interface to the Linux printing sub-system (CUPS) on your computer is via the
	**this is also a fairly capable and reliable tool
	*other setup routines are provided in many Distributions
⚫	**these might not detect downloaded drivers and are thus less reliable

	====Can't Access Web Interface ====		====Can't Access Web Interface ====

Rpeters: /* Selection Guideance */

2018-05-03T06:00:10Z

Selection Guideance

← Older revision		Revision as of 06:00, 3 May 2018
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	**this is potentially the best support for Linux		**this is potentially the best support for Linux
	**from CLI, run "driverless list"		**from CLI, run "driverless list"
	***only printers that report an interface of "ipp://<blah.blah.blah> are likely to be usable driverless		***only printers that report an interface of "ipp://<blah.blah.blah>" are likely to be usable driverless
	***see below for an outline of setting up driverless printing		***see below for an outline of setting up driverless printing
	*if a printer must use a driver then be aware that Linux uses Postscript or PDF technology as the basis for its print sub-system		*if a printer must use a driver then be aware that Linux uses Postscript or PDF technology as the basis for its print sub-system

Rpeters: /* Administration */

2018-05-03T05:59:15Z

Administration

← Older revision		Revision as of 05:59, 3 May 2018
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	The print sub-system used in Linux, CUPS, is heading towards driverless printing. To try driverless printing run the following commands:		The print sub-system used in Linux, CUPS, is heading towards driverless printing. To try driverless printing run the following commands:
	<nowiki>$ driverless list # will list applicable powered-on printers on your LAN
⚫	only those having URL beginning with ipp:// are likely to work driverless
⚫	# lpadmin -p <> -v <> -m everywhere -E ~~</nowiki>~~

			<nowiki>$ driverless list</nowiki>

		⚫	<nowiki>will list applicable powered-on printers on your LAN - only those having URL beginning with ipp:// are likely to work driverless</nowiki>

			<nowiki>I# /nowiki>



		⚫	# lpadmin -p <> -v <> -m everywhere -E
	see man lpadmin for suitable parameters to use above		see man lpadmin for suitable parameters to use above

Rpeters: added driverless printing

2018-05-03T05:52:27Z

added driverless printing

@@ Line 3: / Line 3: @@
 === Selection Guideance ===
 **printers that use Postscript, PDF or perhaps PCL print languages are readily supportable and likely to remain so
 **most entry-level printers do '''not''' use those technologies, that require additonal processing resouces, which in turn adds cost
@@ Line 20: / Line 25: @@
 ==== Administration ====
 *Print Settings
 Alternative print admin tools include:
-*the direct interface to the Linux printing sub-system (CUPS) on your computer is via the URL http://localhost:631
+*the direct interface to the Linux printing sub-system (CUPS) on your computer is via the
 **this is also a fairly capable and reliable tool
 *other setup routines are provided in many Distributions