[isalist] Re: Error 502 in browsed site

  • From: Jim Harrison <Jim@xxxxxxxxxxxx>
  • To: "isalist@xxxxxxxxxxxxx" <isalist@xxxxxxxxxxxxx>
  • Date: Thu, 14 Feb 2008 15:23:54 -0800

Yep - it's another Crapache server with "customized" headers:

- Http: Response, HTTP/1.1, Status Code = 200, URL: /cgi-gre/LI_login

  - Response: 0x1

     ProtocolVersion: HTTP/1.1

     StatusCode: 200, Ok

     Reason: OK

     Date:  Thu, 14 Feb 2008 18:11:17 GMT

     Server:  Apache/1.3.34 (Unix) mod_ssl/2.8.25 OpenSSL/0.9.7i

      Set-Cookie:  INVPKT=Y; path=/

     Set-Cookie:  INVDAT=24199098,tugwro,X,gre,60; path=/

     P3P:  policyref="/w3c/p3p.xml", CP="NOI NID CURa ADMa DEVa OUR NOR COM NAV 
STA"

     Keep-Alive:  timeout=15, max=199

     Connection:  Keep-Alive

     TransferEncoding:  chunked

     ContentType:  text/html

     HeaderEnd: CRLF



The first Set-Cookie header is preceded by whitespace.





-----Original Message-----
From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On 
Behalf Of Mayo, Bill
Sent: Thursday, February 14, 2008 10:42 AM
To: isalist@xxxxxxxxxxxxx
Subject: [isalist] Re: Error 502 in browsed site



Also, I see under the response header an entry named " Set-Cookie: ...", noting 
the space in front of it.  The entry underneath is also set-cookie, but doesn't 
have the space in front of it.  Apologies if this info is unhelpful, I confess 
I don't completely understand what I am looking for.





________________________________



From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On 
Behalf Of Mayo, Bill

Sent: Thursday, February 14, 2008 1:29 PM

To: isalist@xxxxxxxxxxxxx

Subject: [isalist] Re: Error 502 in browsed site





Jim, I have a network capture, and I have isolated it down to the packets that 
are sent after the logon request (and where it fails).  I do see an HTTP 
payload on 2 packets that says "httpcontenttype = ".  The latter of these is 
the last packet sent by the server.  Does that clarify anything, or is there 
something else I should be looking for?



Bill Mayo



________________________________



From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On 
Behalf Of Jim Harrison

Sent: Thursday, February 14, 2008 1:37 AM

To: isalist@xxxxxxxxxxxxx

Subject: [isalist] Re: Error 502 in browsed site







Until you know what ISA rejects, there can be no "fix".



What is the site?







From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On 
Behalf Of Mayo, Bill

Sent: Wednesday, February 13, 2008 1:43 PM

To: isalist@xxxxxxxxxxxxx

Subject: [isalist] Error 502 in browsed site







I am running into a problem that appears to be well documented, but I am not 
having any success in getting it to work.  I have a user going to a "critical" 
(sigh) site that is causing ISA 2006 EE to throw a 502 error to them, and in 
logging it shows: The HTTP message includes an unsupported header or an 
unsupported combination of headers. (12156) .  I have found KBs regarding this 
error, the most pertinent seeming to be 935693.  I have downloaded and 
installed the "ISA Server 2006 Supportability Update package", which indicates 
that is addresses this issue.  I also have applied the registry changes that 
are indicated in 935693.  Unfortunately, the error persists.  I am wondering if 
a reboot or services restart is necessary after the registry change, but the 
article doesn't indicate one way or other (I will try that after hours).



I understand that, at its core, this a problem with the site they are visiting. 
 However, I have no realistic way to get this addressed on that end, and the 
client wants it fixed now.  Is there anything that I am missing, or any 
pointers anyone can provide?



~~~~~~~~~~

Bill Mayo

Pitt County MIS




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