Mod expires
My Apache2 mod_expires headers:
<IfModule mod_expires.c> ExpiresActive On ExpiresDefault A86400 ExpiresByType image/x-icon A2592000 ExpiresByType application/x-javascript A2592000 ExpiresByType text/css A2592000 ExpiresByType image/gif A2592000 ExpiresByType image/png A604800 ExpiresByType image/jpeg A604800 ExpiresByType text/plain A604800 ExpiresByType application/x-shockwave-flash A604800 ExpiresByType video/x-flv A604800 ExpiresByType application/pdf A604800 ExpiresByType text/html A900 </IfModule>