You can increase the efficiency of the client's web browser's local cache and improve perceived access to your site by enabling the Intelligent Browser Referencing (IBR) feature, which reduces or eliminates requests to your site for relatively static content, such as images and cascading style sheet (CSS) files.
Perform these tasks to reduce or eliminate requests to your site for relatively static content by enabling the web browser's cache to serve qualifying content.
The following prerequisites apply to enable Intelligent Browser Referencing (IBR) for a specific node.
|Enable Intelligent Browser Referencing To||Specifies the system modifies external links that match the node with unique subdomains.|
|Enable Intelligent Browser Referencing Within||Specifies the system modifies URLs within a CSS file that is linked or imported into an HTML document.|