Hello all, I have installed and configured the squid-3.0Stable1 in transparent mode with following options. http_port 3128 transparent I have redirected the traffic from my Gateway to Squid box with following rule. ( x.x.x.sq - squid box IP ) ( x.x.x.gw - gateway ) -A PREROUTING -s ! x.x.x.sq -d ! x.x.x.gw -i eth0 -p tcp -m tcp --dport 80 -j DNAT --to-destination x.x.x.sq:3128 I did not have any rule in my squid box. I got the following message in my broswer when i browse the google.com ------------------------------------------------------------------------------------------------- * Invalid URL Some aspect of the requested URL is incorrect. Possible problems: * Missing or incorrect access protocol (should be `http://'' or similar) * Missing hostname * Illegal double-escape in the URL-Path * Illegal character in hostname; underscores are not allowed Your cache administrator is webmaster. Generated Sat, 19 Apr 2008 04:39:43 GMT by localhost (squid/3.0.STABLE1) ------------------------------------------------------------------------------------------------------- Squid access log: 1208580076.277 8 x.x.x.x NONE/400 1747 GET / - NONE/- text/html Do i need to configure anything more? Thanks in advance, Sekar