* Luca Gibelli <l...@clamav.net>: > Most likely your proxy is issuing a HTTP/1.0 request upstream?
Could you PLEASE check the server's logs? We're definitely sending HTTP/1.1 requests with all the headers, see below: output from tcpdump: GET /sendfp.cgi HTTP/1.1 Host: cgi.clamav.net Pragma: no-cache User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.19 (KHTML, like Gecko) Ubuntu/12.04 Chromium/18.0.1025.168 Chrome/18.0.1025.168 Safari/535.19 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Encoding: gzip,deflate,sdch Accept-Language: de,en;q=0.8,en-US;q=0.6 Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3 Cookie: __utma=165234925.7124351.1326790435.1336028009.1336053668.11; __utmz=165234925.1326790435.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none) Via: 1.1 proxy-cbf-1 (squid/3.1.19-20120418-r10444) X-Forwarded-For: unknown Cache-Control: max-age=0 Connection: keep-alive answer: HTTP/1.1 503 Service Unavailable Server: Varnish Content-Type: text/html; charset=utf-8 Retry-After: 5 Content-Length: 284 Accept-Ranges: bytes Date: Fri, 04 May 2012 10:29:21 GMT X-Varnish: 221993613 Age: 0 Via: 1.1 varnish Connection: close -- Ralf Hildebrandt Charite Universitätsmedizin Berlin ralf.hildebra...@charite.de Campus Benjamin Franklin http://www.charite.de Hindenburgdamm 30, 12203 Berlin Geschäftsbereich IT, Abt. Netzwerk fon: +49-30-450.570.155 _______________________________________________ Help us build a comprehensive ClamAV guide: visit http://wiki.clamav.net http://www.clamav.net/support/ml