When enabled (1), Content Gateway ignores WWW-Authentication headers in responses. WWW-Authentication headers are removed and not cached.
*
4 = Use cache directives or heuristic (0) unless the request has an If-Modified-Since header. If the request has an If-Modified-Since header, Content Gateway always revalidates the cached content and uses the client's If-Modified-Since header for the proxy request.
Specifies when to add no-cache directives to Microsoft Internet Explorer requests. You can specify the following:
*
0 = no-cache not added to MSIE requests.
*
1 = no-cache added to IMS MSIE requests.
*
2 = no-cache added to all MSIE requests.
*
1 = at least Last-Modified header required.
*
2 = explicit lifetime required, Expires or Cache-Control.