02-14-2013, 10:33 AM
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LiteSpeed Staff
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Join Date: Oct 2010
Posts: 2,339
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A server response has headers. You can look at via firebug or run command line like 'curl -I http://example.com/path/to/resource'
Quote:
Connection:Keep-Alive
Content-Encoding:gzip
Content-Length:10108
Content-Type:text/html
Date:Thu, 14 Feb 2013 18:31:00 GMT
Keep-Alive:timeout=5, max=100
Server:LiteSpeed
Vary:Accept-Encoding
X-Litespeed-Cache:hit
X-Powered-By:PHP/5.3.20
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A response served from LS cache carries 'X-LiteSpeed-Cache' header as shown above
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