<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:"Segoe UI";
panose-1:2 11 5 2 4 2 4 2 2 3;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
p.MsoPlainText, li.MsoPlainText, div.MsoPlainText
{mso-style-priority:99;
mso-style-link:"Plain Text Char";
margin:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
p.MsoListParagraph, li.MsoListParagraph, div.MsoListParagraph
{mso-style-priority:34;
margin-top:0in;
margin-right:0in;
margin-bottom:0in;
margin-left:.5in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
span.PlainTextChar
{mso-style-name:"Plain Text Char";
mso-style-priority:99;
mso-style-link:"Plain Text";
font-family:"Calibri",sans-serif;}
span.EmailStyle25
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
/* List Definitions */
@list l0
{mso-list-id:1790516032;
mso-list-type:hybrid;
mso-list-template-ids:492071360 67698703 67698713 67698715 67698703 67698713 67698715 67698703 67698713 67698715;}
@list l0:level1
{mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l0:level2
{mso-level-number-format:alpha-lower;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l0:level3
{mso-level-number-format:roman-lower;
mso-level-tab-stop:none;
mso-level-number-position:right;
text-indent:-9.0pt;}
@list l0:level4
{mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l0:level5
{mso-level-number-format:alpha-lower;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l0:level6
{mso-level-number-format:roman-lower;
mso-level-tab-stop:none;
mso-level-number-position:right;
text-indent:-9.0pt;}
@list l0:level7
{mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l0:level8
{mso-level-number-format:alpha-lower;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l0:level9
{mso-level-number-format:roman-lower;
mso-level-tab-stop:none;
mso-level-number-position:right;
text-indent:-9.0pt;}
@list l1
{mso-list-id:1822654195;
mso-list-template-ids:521679296;}
ol
{margin-bottom:0in;}
ul
{margin-bottom:0in;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Probably it’s the server side that does that.<o:p></o:p></p><p class=MsoNormal>I have seen such a thing in the past with couple webservers.<o:p></o:p></p><p class=MsoNormal>Depends on the language that the server uses it’s possible to resolve this issue.<o:p></o:p></p><p class=MsoNormal>If you have a specific language I can try to reproduce this issue to make sure what the issue is.<o:p></o:p></p><p class=MsoNormal>Specifically in PHP there was something combined with nginx and apache.<o:p></o:p></p><p class=MsoNormal>I have not tried it with caddy or another web server that uses fastcgi.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Let me know if you need my assistance. <o:p></o:p></p><p class=MsoNormal>Eliezer<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>----<o:p></o:p></p><p class=MsoNormal>Eliezer Croitoru<o:p></o:p></p><p class=MsoNormal>Tech Support<o:p></o:p></p><p class=MsoNormal>Mobile: +972-5-28704261<o:p></o:p></p><p class=MsoNormal>Email: <a href="mailto:eliezer@ngtech.co.il"><span style='color:blue'>eliezer@ngtech.co.il</span></a><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> Zhang, Lily (USD) <Lily.Zhang@dell.com> <br><b>Sent:</b> Wednesday, December 16, 2020 9:40 AM<br><b>To:</b> Eliezer Croitor <ngtech1ltd@gmail.com><br><b>Cc:</b> squid-users@lists.squid-cache.org<br><b>Subject:</b> RE: [squid-users] Proxy Server closes the connection to http server before transferring all application data to http client<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hi Croitor,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoPlainText>I investigated this issue as I have tickets from customer side. http client can't get the full response sometimes (example 20 0000 char, get 17 0000 chars).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks<o:p></o:p></p><p class=MsoNormal>Lily<o:p></o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> Eliezer Croitor <<a href="mailto:ngtech1ltd@gmail.com">ngtech1ltd@gmail.com</a>> <br><b>Sent:</b> Tuesday, December 15, 2020 10:47 PM<br><b>To:</b> Zhang, Lily (USD)<br><b>Cc:</b> <a href="mailto:squid-users@lists.squid-cache.org">squid-users@lists.squid-cache.org</a><br><b>Subject:</b> RE: [squid-users] Proxy Server closes the connection to http server before transferring all application data to http client<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p><span style='color:#CE1126'>[EXTERNAL EMAIL] <o:p></o:p></span></p></div><p class=MsoNormal>Hey Lily,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Is there any specific issue which made you aware of this issue?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks,<o:p></o:p></p><p class=MsoNormal>Eliezer<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>----<o:p></o:p></p><p class=MsoNormal>Eliezer Croitoru<o:p></o:p></p><p class=MsoNormal>Tech Support<o:p></o:p></p><p class=MsoNormal>Mobile: +972-5-28704261<o:p></o:p></p><p class=MsoNormal>Email: <a href="mailto:eliezer@ngtech.co.il"><span style='color:blue'>eliezer@ngtech.co.il</span></a><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> squid-users <<a href="mailto:squid-users-bounces@lists.squid-cache.org">squid-users-bounces@lists.squid-cache.org</a>> <b>On Behalf Of </b>Zhang, Lily (USD)<br><b>Sent:</b> Tuesday, December 15, 2020 5:21 AM<br><b>To:</b> <a href="mailto:squid-users@lists.squid-cache.org">squid-users@lists.squid-cache.org</a><br><b>Subject:</b> [squid-users] Proxy Server closes the connection to http server before transferring all application data to http client<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#172B4D'>Hi </span><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#172B4D'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#172B4D'>I installed 4.13 squid proxy server. See attachmen</span><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif'>t, <span style='color:#172B4D'>http server (10.250.16.46) sends FIN, ACK to tells that response is finished. Proxy server (10.244.102.133) sends FIN, ACK back to http server (10.250.16.46) before "Application Data" is transferred to http client (10.245.166.20). <o:p></o:p></span></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#172B4D'>Would you please help me on questions below:<o:p></o:p></span></p><ol style='margin-top:0in' start=1 type=1><li class=MsoListParagraph style='color:#172B4D;margin-left:0in;mso-list:l0 level1 lfo3'><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif'>Is it normal that proxy server sends FIN, ACK to http server before http client finishes receiving all the “Application Data” ?<o:p></o:p></span></li><li class=MsoListParagraph style='color:#172B4D;margin-left:0in;mso-list:l0 level1 lfo3'><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif'>Does proxy server have option to stop item 1?<o:p></o:p></span></li></ol><p class=MsoNormal><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#172B4D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#172B4D'>Thanks<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#172B4D'>Lily<o:p></o:p></span></p></div></body></html>