On 19-11-2009 10:03, yaoxing zhang wrote: > Sorry I'm not very clear about this. Do you mean Squid drops the request > from client, then generate another different request, which contains no > "Accept-Encoding" header, and send this request to IIS. As a result > response from IIS is not compressed? If so, is it possible to just hand > over all the headers from client, and let the client decide whether to > accept compressing or not? It has nothing to do with accept-encoding headers. Just sniff as I suggested, and all will be clear. -- With kind regards, Angelo Höngens systems administrator MCSE on Windows 2003 MCSE on Windows 2000 MS Small Business Specialist ------------------------------------------ NetMatch tourism internet software solutions Ringbaan Oost 2b 5013 CA Tilburg +31 (0)13 5811088 +31 (0)13 5821239 A.Hongens@xxxxxxxxxxx www.netmatch.nl ------------------------------------------