Cache Bypass settings

If there are particular web requests that should not be stored or served from cache and can be identified by HTTP header or URL, these can be excluded by creating cache bypasses.

To add a HTTP Header bypass

1. Navigate to System > Proxy Settings > Cache. The Cache page is displayed.
2. Click the Header Bypass tab. A list of the HTTP header bypasses you have already established is displayed.
3. Click New. The Add HTTP Header Bypass dialog is displayed.
4. In the Header field, type the HTTP header of the site you want to bypass.
5. In the Value field, type a matching header value. You can enter a sub-string of the full header value, if required. The header value is not case sensitive.
6. Click Add to save changes.

7. To edit or remove a header bypass:

   • Select the header bypass to edit.
   • Select Edit or Delete, as required.

To add a Bypass by URL

1. Navigate to System > Proxy Settings > Cache. The Cache page is displayed.
2. Click the URL Bypass tab. A list of the URL bypasses you have already established is displayed.
3. Click New. The Add URL dialog is displayed.
4. In the URL field, type the URL of the site you want to bypass. You can use wildcard characters in the URL.

   Wildcard characters

   Use * to represent 0 or more characters.

5. Click Add to save changes.

6. To edit or remove a URL bypass:

   • Select the URL bypass to edit.
   • Select Edit or Delete, as required.