Hi, amazingly IE11 works perfect. Absolutely no "HEAD"-request appears in Squid Logs and the video loads in seconds. But this is no real solution for our IE9 / IE10 problem, because we are forced to use IE10 (or IE9) because we must use some web applications which are not supported with IE11 yet. -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/Squid-2-7-STABLE5-hangs-with-HEAD-request-in-LOG-tp4664219p4664298.html Sent from the Squid - Users mailing list archive at Nabble.com.