> > Sorry, but I'm resending this because I accidentally cut off the last > portion of the e-mail that shows the tcpdump output from a successful > download from the proxy itself. Sorry again: > > I'm having a problem with my Squid setup when trying to download files > from an IIS-based site. Basically, when I attempt to download something > on my intranet (through my Squid setup) to the IIS sites in question, the > downloads may go about 99% of the way through before it just stalls out > (at which point, I lose my patience and terminate the download attempt). > If I attempt the same download from the proxy server itself, the download > works fine. I wasn't sure if this had something to do with (1) there's no > content-length assigned to the headers of what I'm trying to download, (2) > when going through the proxy, the transfer-encoding is set to chunked, or > (3) IIS in general. > > The version of Squid I was using initially was squid-2.5.STABLE14-1.4E, as > part of RHEL4. I also compiled and reinstalled squid 2.6STABLE20, but had > the same results. The tcpdump data below is from my 2.5stable14-1.4e > attempt. The download clients I used included curl, Firefox 2, and IE6. > I'd stick with the upgraded Squid in your place. Even if its has this problem still, there are many other reasons to use a modern Squid. The headers you provide don't show the broken IIS chunked issues. From the look of it the lack of length is covered by the "Connection: close" sent. > Here's the beginning tcpdump data from a failed download through the proxy > server: > > GET > /blablah.aspx?GFRId18XxF1c2MoqveR5XoHdxYfsxUE399kN0pepeNZPtpJJXR8Qn7DKxRuu1kfsrWZHMx > HTTP/1.0 > User-Agent: curl/7.16.4 (i486-pc-linux-gnu) libcurl/7.16.4 OpenSSL/0.9.8e > zlib/1.2.3.3 libidn/1.0 > Host: www.blahblah.com > Pragma: no-cache > Accept: */* > Via: 1.1 myproxy.blah.com:80 (squid/2.5.STABLE14) > X-Forwarded-For: 192.168.1.1 > Cache-Control: max-age=259200 > Connection: keep-alive > > HTTP/1.1 200 OK > Connection: close > Date: Wed, 04 Jun 2008 18:16:36 GMT > Server: Microsoft-IIS/6.0 > X-Powered-By: ASP.NET > X-AspNet-Version: 2.0.50727 > Content-Disposition: attachment;filename=FIM_Admin_Manual.zip > Set-Cookie: ASP.NET_SessionId=lcdlq5zvnci05o450gldaqr0; path=/; HttpOnly > Cache-Control: private > Content-Type: application/octet-stream > > PK..........U8V,w...X...a.....FIM Admin > Manual.pdf...t....mf..!ffffffff.1f....)f.......O:....7}..53k}..Wo.J.O.mik..rB"..4,..[....P..t....\\....6N..l..J.v..r.......F..?..=.q.C.....EZ.+cc.........?U*9.[.S...........$.....BI......... > 2..X..K....o<..=.q.C.....EZ.+cc.........?U*9.[.S...........$.....BI......... > 2..X..K....o< > _________________________________________________________________ > Instantly invite friends from Facebook and other social networks to join > you on Windows Live? Messenger. > https://www.invite2messenger.net/im/?source=TXT_EML_WLH_InviteFriends
