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cupsd.conf(5) Apple Inc. cupsd.conf(5)

NAME
cupsd.conf - server configuration file for cups

DESCRIPTION
The cupsd.conf file configures the CUPS scheduler, cupsd(8). It is normally located in the /etc/cups directory.

Each line in the file can be a configuration directive, a blank line, or a comment. Comment lines start with the # char-
acter. The configuration directives are intentionally similar to those used by the popular Apache web server software and
are described below.

DIRECTIVES
The following directives are understood by cupsd(8). Consult the on-line help for detailed descriptions:

AccessLog filename

AccessLog syslog
Defines the access log filename.

AccessLogLevel config

AccessLogLevel actions

AccessLogLevel all
Specifies the logging level for the AccessLog file.

Allow all

Allow none

Allow host.domain.com

Allow *.domain.com

Allow ip-address

Allow ip-address/netmask

Allow ip-address/mm

Allow @IF(name)

Allow @LOCAL
Allows access from the named hosts or addresses.

AuthClass User

AuthClass Group

AuthClass System
Specifies the authentication class (User, Group, System) - this directive is deprecated.

AuthGroupName group-name
Specifies the authentication group - this directive is deprecated.

AuthType None

AuthType Basic

AuthType BasicDigest

AuthType Digest

AuthType Negotiate
Specifies the authentication type (None, Basic, BasicDigest, Digest, Negotiate)

AutoPurgeJobs Yes

AutoPurgeJobs No
Specifies whether to purge job history data automatically when it is no longer required for quotas.

BrowseAddress ip-address

BrowseAddress @IF(name)

BrowseAddress @LOCAL
Specifies a broadcast address for outgoing printer information packets.

BrowseAllow all

BrowseAllow none

BrowseAllow host.domain.com

BrowseAllow *.domain.com

BrowseAllow ip-address

BrowseAllow ip-address/netmask

BrowseAllow ip-address/mm

BrowseAllow @IF(name)

BrowseAllow @LOCAL
Allows incoming printer information packets from the named host or address.

BrowseDeny all

BrowseDeny none

BrowseDeny host.domain.com

BrowseDeny *.domain.com

BrowseDeny ip-address

BrowseDeny ip-address/netmask

BrowseDeny ip-address/mm

BrowseDeny @IF(name)

BrowseDeny @LOCAL
Denies incoming printer information packets from the named host or address.

BrowseInterval seconds
Specifies the maximum interval between printer information broadcasts.

BrowseLDAPBindDN
Specifies the LDAP domain name to use when registering printers.

BrowseLDAPCACertFile
Specifies the SSL certificate authority file to use.

BrowseLDAPDN
Specifies the LDAP domain name to use when discovering printers.

BrowseLDAPPassword
Specifies the password to use when accessing the LDAP server.

BrowseLDAPServer
Specifies the LDAP server to use.

BrowseOrder allow,deny

BrowseOrder deny,allow
Specifies the order of printer information access control (allow,deny or deny,allow)

BrowsePoll host-or-ip-address
Specifies a server to poll for printer information.

BrowsePort port
Specifies the port to listen to for printer information packets.

BrowseProtocols [All] [CUPS] [DNSSD] [LDAP] [SLP]
Specifies the protocols to use for printer browsing.

BrowseLocalProtocols [All] [CUPS] [DNSSD] [LDAP] [SLP]
Specifies the protocols to use for local printer browsing.

BrowseRemoteProtocols [All] [CUPS] [DNSSD] [LDAP] [SLP]
Specifies the protocols to use for remote printer browsing.

BrowseRelay from-address to-address
Specifies that printer information packets should be relayed from one host or network to another.

BrowseShortNames Yes

BrowseShortNames No
Specifies whether remote printers will use short names ("printer") or not ("printer@server"). This option is ignored
if more than one remote printer exists with the same name.

BrowseTimeout seconds
Specifies the maximum interval between printer information updates before remote printers will be removed from the
list of available printers.

BrowseWebIF Yes

BrowseWebIF No
Specifies whether the CUPS web interface is advertised via DNS-SD.

Browsing Yes

Browsing No
Specifies whether or not remote printer browsing should be enabled.

Classification banner
Specifies the security classification of the server.

ClassifyOverride Yes

ClassifyOverride No
Specifies whether to allow users to override the classification of individual print jobs.

ConfigFilePerm mode
Specifies the permissions for all configuration files that the scheduler writes.

DataDir path
Specified the directory where data files can be found.

DefaultAuthType Basic

DefaultAuthType BasicDigest

DefaultAuthType Digest

DefaultAuthType Negotiate
Specifies the default type of authentication to use.

DefaultEncryption Never

DefaultEncryption IfRequested

DefaultEncryption Required
Specifies the type of encryption to use for authenticated requests.

DefaultLanguage locale
Specifies the default language to use for text and web content.

DefaultPaperSize Auto

DefaultPaperSize None

DefaultPaperSize sizename
Specifies the default paper size for new print queues. "Auto" uses a locale- specific default, while "None" speci-
fies there is no default paper size.

DefaultPolicy policy-name
Specifies the default access policy to use.

DefaultShared Yes

DefaultShared No
Specifies whether local printers are shared by default.

Deny all

Deny none

Deny host.domain.com

Deny *.domain.com

Deny ip-address

Deny ip-address/netmask

Deny ip-address/mm

Deny @IF(name)

Deny @LOCAL
Denies access to the named host or address.

DirtyCleanInterval seconds
Specifies the delay for updating of configuration and state files. A value of 0 causes the update to happen as soon
as possible, typically within a few milliseconds.

DocumentRoot directory
Specifies the root directory for the internal web server documents.

Encryption IfRequested

Encryption Never

Encryption Required
Specifies the level of encryption that is required for a particular location.

ErrorLog filename

ErrorLog syslog
Specifies the error log filename.

FatalErrors none

FatalErrors all -kind [... -kind]

FatalErrors kind [... kind]
Specifies which errors are fatal, causing the scheduler to exit. "Kind" is "browse", "config", "listen", "log", or
"permissions".

FileDevice Yes

FileDevice No
Specifies whether the file pseudo-device can be used for new printer queues.

FilterLimit limit
Specifies the maximum cost of filters that are run concurrently.

FilterNice nice-value
Specifies the scheduling priority ("nice" value) of filters that are run to print a job.

FontPath directory[:directory:...]
Specifies the search path for fonts.

Group group-name-or-number
Specifies the group name or ID that will be used when executing external programs.

HideImplicitMembers Yes

HideImplicitMembers No
Specifies whether to hide members of implicit classes.

HostNameLookups On

HostNameLookups Off

HostNameLookups Double
Specifies whether or not to do reverse lookups on client addresses.

ImplicitAnyClasses Yes

ImplicitAnyClasses No
Specifies whether or not to create implicit classes for local and remote printers, e.g. "AnyPrinter" from "Printer",
"Printer@server1", and "Printer@server2".

ImplicitClasses Yes

ImplicitClasses No
Specifies whether or not to create implicit classes from identical remote printers.

Include filename
Includes the named file.

JobKillDelay seconds
Specifies the number of seconds to wait before killing the filters and backend associated with a canceled or held
job.

JobRetryInterval seconds
Specifies the interval between retries of jobs in seconds.

JobRetryLimit count
Specifies the number of retries that are done for jobs.

KeepAlive Yes

KeepAlive No
Specifies whether to support HTTP keep-alive connections.

KeepAliveTimeout seconds
Specifies the amount of time that connections are kept alive.

<Limit operations> ... </Limit>
Specifies the IPP operations that are being limited inside a policy.

<LimitExcept methods> ... </LimitExcept>
Specifies the HTTP methods that are being limited inside a location.

LimitRequestBody
Specifies the maximum size of any print job request.

Listen ip-address:port

Listen *:port

Listen /path/to/domain/socket
Listens to the specified address and port or domain socket path.

<Location /path> ... </Location>
Specifies access control for the named location.

LogDebugHistory #-messages
Specifies the number of debugging messages that are logged when an error occurs in a print job.

LogFilePerm mode
Specifies the permissions for all log files that the scheduler writes.

LogLevel alert

LogLevel crit

LogLevel debug2

LogLevel debug

LogLevel emerg

LogLevel error

LogLevel info

LogLevel none

LogLevel notice

LogLevel warn
Specifies the logging level for the ErrorLog file.

LogTimeFormat standard

LogTimeFormat usecs
Specifies the format of the date and time in the log files.

MaxClients number
Specifies the maximum number of simultaneous clients to support.

MaxClientsPerHost number
Specifies the maximum number of simultaneous clients to support from a single address.

MaxCopies number
Specifies the maximum number of copies that a user can print of each job.

MaxJobs number
Specifies the maximum number of simultaneous jobs to support.

MaxJobsPerPrinter number
Specifies the maximum number of simultaneous jobs per printer to support.

MaxJobsPerUser number
Specifies the maximum number of simultaneous jobs per user to support.

MaxLogSize number-bytes
Specifies the maximum size of the log files before they are rotated (0 to disable rotation)

MaxRequestSize number-bytes
Specifies the maximum request/file size in bytes (0 for no limit)

MultipleOperationTimeout seconds
Specifies the maximum amount of time to allow between files in a multiple file print job.

Order allow,deny

Order deny,allow
Specifies the order of HTTP access control (allow,deny or deny,allow)

PageLog filename

PageLog syslog
Specifies the page log filename.

PageLogFormat format string
Specifies the format of page log lines.

PassEnv variable [... variable]
Passes the specified environment variable(s) to child processes.

<Policy name> ... </Policy>
Specifies access control for the named policy.

Port number
Specifies a port number to listen to for HTTP requests.

PreserveJobFiles Yes

PreserveJobFiles No
Specifies whether or not to preserve job files after they are printed.

PreserveJobHistory Yes

PreserveJobHistory No
Specifies whether or not to preserve the job history after they are printed.

Printcap

Printcap filename
Specifies the filename for a printcap file that is updated automatically with a list of available printers (needed
for legacy applications); specifying Printcap with no filename disables printcap generation.

PrintcapFormat bsd

PrintcapFormat plist

PrintcapFormat solaris
Specifies the format of the printcap file.

PrintcapGUI

PrintcapGUI gui-program-filename
Specifies whether to generate option panel definition files on some operating systems. When provided with no program
filename, disables option panel definition files.

ReloadTimeout seconds
Specifies the amount of time to wait for job completion before restarting the scheduler.

RemoteRoot user-name
Specifies the username that is associated with unauthenticated root accesses.

RequestRoot directory
Specifies the directory to store print jobs and other HTTP request data.

Require group group-name-list

Require user user-name-list

Require valid-user
Specifies that user or group authentication is required.

RIPCache bytes
Specifies the maximum amount of memory to use when converting images and PostScript files to bitmaps for a printer.

Satisfy all

Satisfy any
Specifies whether all or any limits set for a Location must be satisfied to allow access.

ServerAdmin userATdomain.com
Specifies the email address of the server administrator.

ServerAlias hostname
Specifies an alternate name that the server is known by. The special name "*" allows any name to be used.

ServerBin directory
Specifies the directory where backends, CGIs, daemons, and filters may be found.

ServerCertificate filename
Specifies the encryption certificate to use.

ServerKey filename
Specifies the encryption key to use.

ServerName hostname-or-ip-address
Specifies the fully-qualified hostname of the server.

ServerRoot directory
Specifies the directory where the server configuration files can be found.

ServerTokens Full

ServerTokens Major

ServerTokens Minimal

ServerTokens Minor

ServerTokens None

ServerTokens OS

ServerTokens ProductOnly
Specifies what information is included in the Server header of HTTP responses.

SetEnv variable value
Set the specified environment variable to be passed to child processes.

SSLListen
Listens on the specified address and port for encrypted connections.

SSLOptions None

SSLOptions NoEmptyFragments
Sets SSL/TLS protocol options for encrypted connections.

SSLPort
Listens on the specified port for encrypted connections.

SystemGroup group-name [group-name ...]
Specifies the group(s) to use for System class authentication.

TempDir directory
Specifies the directory where temporary files are stored.

Timeout seconds
Specifies the HTTP request timeout in seconds.

User user-name
Specifies the user name or ID that is used when running external programs.

SEE ALSO
classes.conf(5), cupsd(8), mime.convs(5), mime.types(5), printers.conf(5), subscriptions.conf(5),
http://localhost:631/help

28 January 2010 CUPS cupsd.conf(5)