All fixed now guys, thanks to hno on squid irc. It was because I was redirecting traffic on port 80 to 8080 and my http_port was set to this http_port 192.168.1.2:80 transparent so simply changed the port to be 8080 has fixed the issue. Cheers Jason -----Original Message----- From: Jason Neurohr [mailto:Jason.Neurohr@xxxxxxxxxxxxxxx] Sent: Wednesday, 13 June 2007 8:20 AM To: squid-users@xxxxxxxxxxxxxxx Subject: Squid 2.6stable13 transparent proxy not working I've installed squid 2.6STABLE13 and its popping up this error in the web browser unless the browser is specifically set up to use the proxy: ERROR The requested URL could not be retrieved While trying to process the request: GET / HTTP/1.1 Host: www.google.com.au User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.4) Gecko/20061201 Firefox/2.0.0.4 (Ubuntu-feisty) Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5 Accept-Language: en-us,en;q=0.5 Accept-Encoding: gzip,deflate Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7 Keep-Alive: 300 Connection: keep-alive Cookie: PREF=ID=7aa0efd17af3c427:TM=1180072030:LM=1180072030:S=j62Hn0QgEm84t2x7 Pragma: no-cache Cache-Control: no-cache The following error was encountered: * Invalid Request Some aspect of the HTTP Request is invalid. Possible problems: * Missing or unknown request method * Missing URL * Missing HTTP Identifier (HTTP/1.0) * Request is too large * Content-Length missing for POST or PUT requests * Illegal character in hostname; underscores are not allowed I've put in http_port 80 transparent in squid.conf, as far as I'm aware that is all that's needed for it to work in transparent mode now?