CacheControlMaxAge

The CacheControlMaxAge property specifies the HTTP 1.1 cache control maximum age value. The value of this property ranges from 0 to 4294967295 (or unlimited), measured in seconds.

The metabase represents unlimited as the DWORD value of 4294967295 (0xFFFFFFFF); however, VBScript represents unlimited in hexadecimal format as &HFFFFFFFF. Previous versions of IIS represented unlimited as -1.

Schema Attributes

Attribute Name	Value
ADSI/WMI Data Type	DWORD
ABO Data Type	DWORD_METADATA
Schema Default	0
Internal Default	Not specified.
Upper Bound	0
Lower Bound	Not specified
Internal ID	6042
Friendly ID	MD_CC_MAX_AGE
Property Attributes	INHERIT
User Type	IIS_MD_UT_FILE

Configurable Locations

You can configure this property at the following locations in the IIS metabase.

Metabase Path	IIS Admin Object Type
/LM/W3SVC	IIsWebService
/LM/W3SVC/n	IIsWebServer
/LM/W3SVC/n/ROOT/file_name /LM/W3SVC/n/ROOT/virtual_directory_name/file_name	IIsWebFile
/LM/W3SVC/n/ROOT/physical_directory_name /LM/W3SVC/n/virtual_directory_name/physical_directory_name	IIsWebDirectory
/LM/W3SVC/n/ROOT /LM/W3SVC/n/ROOT/virtual_directory_name	IIsWebVirtualDir

Flags

There are no flags for this property.

Requirements

Client: Requires Windows XP Professional, Windows 2000 Professional, or Windows NT Workstation 4.0.

Server: Requires Windows Server 2003, Windows 2000 Server, or Windows NT Server 4.0.

Product: IIS

See Also