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 # character. 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. Consult the CUPS
Software Administrators Manual for a detailed description:
AccessLog
Defines the access log filename.
Allow
Allows access from the named hosts or addresses.
AuthClass
Specifies the authentication class (User, Group, System)
AuthGroupName
Specifies the authentication group.
AuthType
Specifies the authentication type (None, Basic, Digest)
AutoPurgeJobs
Specifies whether to purge job history data automatically when it
is no longer required for quotas.
BrowseAddress
Specifies a broadcast address for outgoing printer information
packets.
BrowseAllow
Allows incoming printer information packets from the named host or
address.
BrowseDeny
Denies incoming printer information packets from the named host or
address.
BrowseInterval
Specifies the maximum interval between printer information
broadcasts.
BrowseOrder
Specifies the order of printer information access control
(allow,deny or deny,allow)
BrowsePoll
Specifies a server to poll for printer information.
remote printer exists with the same name.
BrowseTimeout
Specifies the maximum interval between printer information updates
before remote printers will be removed from the list of available
printers.
Browsing
Specifies whether or not remote printer browsing should be
enabled.
Classification
Specifies the security classification of the server.
ClassifyOverride
Specifies whether to allow users to override the classification of
individual print jobs.
ConfigFilePerm
Specifies the permissions for all configuration files that the
scheduler writes.
DataDir
Specified the directory where data files can be found.
DefaultCharset
Specifies the default character set to use for text.
DefaultLanguage
Specifies the default language to use for text and web content.
Deny
Denies access to the named host or address.
DocumentRoot
Specifies the root directory for the internal web server
documents.
Encryption
Specifies the level of encryption that is required for a
particular location.
ErrorLog
Specifies the error log filename.
FaxRetryInterval
Specifies the interval between retries of fax jobs in seconds.
FaxRetryLimit
Specifies the number of retries that are done for fax jobs.
FileDevice
Specifies the group name or ID that will be used when executing
external programs.
HideImplicitMembers
Specifies whether to hide members of implicit classes.
HostNameLookups
Specifies whether or not to do reverse lookups on client
addresses.
ImplicitAnyClasses
Specifies whether or not to create implicit classes for local and
remote printers, e.g. "AnyPrinter" from "Printer",
"Printer@server1", and "Printer@server2".
ImplicitClasses
Specifies whether or not to create implicit classes from identical
remote printers.
Include
Includes the named file.
KeepAlive
Specifies whether or not to support HTTP Keep-Alive.
KeepAliveTimeout
Specifies the connection timeout for HTTP Keep-Alive.
<Limit methods> ... </Limit>
<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
Listens to the specified address and port.
<Location /path> ... </Location>
Specifies access control for the named location.
LogFilePerm
Specifies the permissions for all log files that the scheduler
writes.
LogLevel
Specifies the logging level (none, warn, error, info, debug, or
debug2)
MaxClients
Specifies the maximum number of simultaneous jobs per printer to
support.
MaxJobsPerUser
Specifies the maximum number of simultaneous jobs per user to
support.
MaxLogSize
Specifies the maximum size of the log files before they are
rotated (0 to disable rotation)
MaxRequestSize
Specifies the maximum request/file size in bytes (0 for no limit)
Order
Specifies the order of HTTP access control (allow,deny or
deny,allow)
PageLog
Specifies the page log filename.
Port
Specifies a port number to listen to for HTTP requests.
PreserveJobFiles
Specifies whether or not to preserve job files after they are
printed.
PreserveJobHistory
Specifies whether or not to preserve the job history after they
are printed.
Printcap
Specifies the filename for a printcap file that is updated
automatically with a list of available printers (needed for legacy
applications)
PrintcapFormat
Specifies the format of the printcap file.
PrintcapGUI
Specifies whether to generate option panel definition files on
some operating systems.
ReloadTimeout
Specifies the amount of time to wait for job completion before
restarting the scheduler.
RemoteRoot
Specifies the username that is associated with unauthenticated
root accesses.
Satisfy
Specifies whether all or any limits set for a Location must be
satisfied to allow access.
ServerAdmin
Specifies the email address of the server administrator.
ServerBin
Specifies the directory where backends, CGIs, daemons, and filters
may be found.
ServerCertificate
Specifies the encryption certificate to use.
ServerKey
Specifies the encryption key to use.
ServerName
Specifies the fully-qualified hostname of the server.
ServerRoot
Specifies the directory where the server configuration files can
be found.
ServerTokens
Specifies what information is included in the Server header of
HTTP responses.
SSLListen
Listens on the specified address and port for encrypted
connections.
SSLPort
Listens on the specified port for encrypted connections.
SystemGroup
Specifies the group to use for System class authentication.
TempDir
Specifies the directory where temporary files are stored.
Timeout
Specifies the HTTP request timeout in seconds.
User
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), CUPS Software Administrators Manual,