HTTP Compression Feature Requirements (IIS 7)

This topic describes the requirements for configuring HTTP compression.

Note
See individual procedures for exceptions to these requirements.

Levels

The procedures for configuring HTTP compression can be performed at the following levels in IIS:

• Web Server
  
  
• Site
  
  
• Application
  
  
• Physical and virtual directories
  
  
• File (URL)
  
  

Modules and Handlers

The necessary modules and handlers must be installed on the Web server and enabled at the level at which you perform this procedure.

Note
Modules can be enabled only at the Web server, site, and application levels, but handlers can be enabled at all levels.

The following modules are required:

• DynamicCompressionModule
  
  
• StaticCompressionModule
  
  

The following handler is required:

• None
  
  

Required Permissions

If you perform procedures in this section by using IIS Manager, you must be a server administrator or an IIS Manager user who has been granted permission to a site or an application in IIS Manager.

Note
If you are an IIS Manager user, you might not be able to perform this procedure if the related configuration elements are locked.

If you perform procedures in this section by using Appcmd.exe, running WMI scripts, or editing configuration files, you must have write access to the target configuration file or files.