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What's New in CUPS 1.3
CUPS 1.3 adds over 30 changes and new features to CUPS 1.2.x.
This page provides a high-level outline of these changes. If you
have never used CUPS before, read the "Overview of CUPS" document instead.
- Networking
- Kerberos; CUPS now supports Kerberos authentication
- Mac OS X Authorization Services; CUPS now supports the Authorization Services framework, providing role-based access control in addition to the tradition UNIX model
- Peer Credentials; CUPS now supports authentication using peer credentials provided over UNiX domain sockets
- SNMP Support; SNMP lookups are no longer performed by default, and IPP is no longer used for discovered printers
- LPD Support; The LPD backend now supports a faster streaming mode that does not require a temporary file
- Browsing
- CUPS Browsing; The default configuration now shows shared printers from any address (not just @LOCAL)
- DNS-SD (Bonjour/Zeroconf) Support; CUPS
now supports printer sharing via DNS service discovery
- LDAP w/SSL; CUPS now supports encrypted LDAP sessions
- Web Interface
- Internet Printer Sharing; You can now share printers over the Internet via the basic server settings
- Improved On-Line Help; Searching the on-line help now shows results for all text, not just headings and links
- Printer Setup; The available printer list is now only show when requested and the Add This Printer button now allows you to change the default name, location, and description
- Printer Configuration; Raw printers and classes can now be configured using the Set Printer Options button
- IPP Support
- Job Printer Attributes; CUPS now provides job-printer-state-message and job-printer-state-reasons attributes containing copies of the corresponding printer attributes to provide important history information with each job
- PPD Operations and Attributes; The new CUPS_GET_PPD operation allows you to retrieve PPD files from the scheduler; also, CUPS_GET_PPDS now reports more information and supports more value filters
- Printer Defaults; The document-forma-default, notify-events-default, and notify-lease-duration-default attributes can be set for each printer and class
- PWG Printer Alert Support; CUPS now supports the printer-alert and printer-alert-description attributes
- Server-Side Options; Server-side default options can now be retrieved using the "printer-defaults" group keyword
- Scheduler
- Client Support; The scheduler now uses poll(), epoll(), or /dev/kqueue on platforms that provide them to support large numbers of clients
- "Default" Authentication; You can now specify an AuthType of Default in locations and policies, which maps to the DefaultAuthType value
- Larger Numbers of Clients; The scheduler now uses poll(), epoll(), or /dev/kqueue instead of select() when possible
- New cupsctl Command; The new cupsctl command allows you to perform basic server configuration from the command-line
- Printer Drivers
- cupstestppd Improvements; The test utility now provides more extensive tests and options
- Label Printer Driver; Added support for the Intellibar label printers
- Localized Printer Drivers; The CUPS sample drivers are now localized in several languages
- PJL Support; New cupsPJLCharset attribute controls character set for PJL strings
- Pre-Filter Support; Drivers can now register format-specific filters to pre-screen print jobs
- Side-Channel API; This new API provides out-of-band control of devices
- CUPS API
- Administration API; New cupsAdminGetServerSettings() and cupsAdminSetServerSettings() functions
- Array API; New cupsArrayGetIndex(), cupsArrayGetInsert(), and cupsArrayNew2() functions
- Destination API; New cupsRemoveDest() and cupsSetDefaultDest() functions
- HTTP API; The http_t structure is now completely private
- PPD API; New ppdLocalizeIPPReason()function and greatly improved ppdConflicts() performance
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