RE: Can't use download tools through ISA server.

  • From: "ISA server" <ISAserver@xxxxxxxxxxxxxxx>
  • To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
  • Date: Tue, 8 Jan 2002 15:26:14 +1100

Yes I AM ISAServer ;)
(set that up yesterday cos the posts on this list are really interesting and I 
dont want to miss any of them......but there are a lot of them and they fill up 
my inbox too quickly.....and I cant follow digests ;)

Anyway, back to the plot:

...bit of a shame if those programs can't cope with the 'forced 
authentication'. I had to turn that on a while back to ensure that all our 
students MUST get authenticated to access the net. It is essential for us (a 
school) so that we can keep tabs on what they are doing.....but its a real 
shame if these auto tools wont work.

...so does anyone know of a:
1. Automated download tool
2. Search tool
that DOES understand the authentication requests from ISA server?

------------------------------------------------------------------------
Al Blake
ICT Manager, Canberra Girls Grammar School
Melbourne Avenue, Deakin, ACT 2600, Australia.
Switch: +61 2 62026400
Direct: +61 2 62026448
Mobile: +61 408 296 381
Fax: +61 2 62731505
------------------------------------------------------------------------


-----Original Message-----
From: Thomas W. Shinder [mailto:tshinder@xxxxxxxxxxxxxxxxxx]
Posted At: Tuesday, 8 January 2002 2:39 PM
Posted To: ISA server
Conversation: [isalist] Can't use download tools through ISA server.
Subject: [isalist] RE: Can't use download tools through ISA server.


http://www.ISAserver.org


Hi ISAserver,

Wow! Nice to meet the ISA Server on this list :-)

Turn off authentication for HTTP Requests or don't force authentication
at the Outgoing Web Requests listener. Your app isn't smart enough to
use the Web Proxy authentication feature.

HTH,
Tom
www.isaserver.org/shinder

-----Original Message-----
From: ISA server [mailto:ISAserver@xxxxxxxxxxxxxxx] 
Sent: Monday, January 07, 2002 9:19 PM
To: [ISAserver.org Discussion List]
Subject: [isalist] Can't use download tools through ISA server.

http://www.ISAserver.org


I have ISA server setup to require authentication for the web proxy.
Everything works perfectly......as long as you are a real user sitting
in front of a browser. You can access pages and download using ftp and
htpp without problems. However we cannot get 'automated tools' to work
through ISA server - despite setting the tool up to use the same proxy
settings.
I have tested with Copernic2001 (search tool), Reget (automated download
tool) and Download manager. All get similar results. They try to connect
- then report 'error in gateway' or something similar.

If I look at my ISA server logs I can see the initial anonymous
connection from the tool:

172.16.2.102    anonymous       Mozilla/4.0 (compatible; MSIE 5.0;
Windows 98)     N       2002-01-08      03:11:55        w3proxy CGGSISA
-       download.microsoft.com  -       80      -       741     4227
http    TCP     GET
http://download.microsoft.com/download/SharePointPortalServer/Install/1/
NT5/EN-US/SPSFull1.exe  -       -       407     -       -       -
172.16.2.102    anonymous       Mozilla/4.0 (compatible; MSIE 5.0;
Windows 98)     N       2002-01-08      03:11:55        w3proxy CGGSISA
-       download.microsoft.com  -       80      -       851     491
http    TCP     GET
http://download.microsoft.com/download/SharePointPortalServer/Install/1/
NT5/EN-US/SPSFull1.exe  -       -       407     -       -       -
172.16.2.102    anonymous       Mozilla/4.0 (compatible; MSIE 5.0;
Windows 98)     N       2002-01-08      03:12:01        w3proxy CGGSISA
-       download.microsoft.com  -       80      -       851     491
http    TCP     GET
http://download.microsoft.com/download/SharePointPortalServer/Install/1/
NT5/EN-US/SPSFull1.exe  -       -       407     -       -       -

....when this happens with a BROWSER connection, it is followed by a
validated connection using the user credentials and the download
proceeds. With the 'automated tool' this never happens - IE the second,
validated connection is not logged....
----------------------
However the automated tool has TRIED to make an authenticated connection
as shown by its own log (shown below).
As I have explained, variations on this problem occur with ALL automated
web access/download tools. It seems that the authenticated connection
from the tool is never received/accepted/validated. So what is going on?
I have been chasing this for a month now and getting nowhere.

-------------------------------------------------

ReGet Deluxe 2.1 (build 104)
Status  1       14:11:54        8/1/2002        Download state changed
to [Waiting]
Info    2       14:11:54        8/1/2002        One more section started
Info    3       14:11:55        8/1/2002        Connecting to cggsisa
(172.16.0.30:8080)
Output  4       14:11:55        8/1/2002        GET
http://download.microsoft.com/download/SharePointPortalServer/Install/1/
NT5/EN-US/SPSFull1.exe HTTP/1.0
Output  4                       User-Agent: Mozilla/4.0 (compatible;
MSIE 5.0; Windows 98)
Output  4                       Cookie:
MC1=HASH=6165&GUID=5569307841AF46908AC80E6DD506C955&LV=200111&LCID=3081&
V=3&LEVEL=3; SITESERVER=ID=1041&GUID=1041BE5C59FA415DA2DCE09A5BD58605;
msresearch=1;
MSPAuth=3AAAAAAAADbZBOH%2AGkpsGO08XQugy71MGci1KUPhSEaZVobDriBsRBhQ%24%24
;
MSPProf=3AAAAAAAAF1vDA%21bcmHhaiSqkO%210q2v1JZmMQscHTFUCRrV2y8LJl9pVD3VU
w%2183EoEBhReZdSRslcKi2N0jH5xTJpr4cDUe9%21f4aKhuXz3KlZ3nYowxH6m7HmG9mnUG
1tdhB96qiJT4FXhezuxRgzvxkZ39XNua0HDs4kSxuPk3I%24
Output  4                       Accept: */*
Output  4                       Range: bytes=0-
Output  4                       Referer:
http://www.microsoft.com/sharepoint/evaluation/trial/dleval_en.asp
Output  4                       Host: download.microsoft.com
Input   5       14:11:55        8/1/2002        HTTP/1.1 407 Proxy
Authentication Required ( The ISA Server requires authorization to
fulfill the request. Access to the Web Proxy service is denied.  )
Input   5                       Via:1.1 CGGSISA
Input   5                       Proxy-Authenticate: NTLM
Input   5                       Proxy-Authenticate: Kerberos
Input   5                       Proxy-Authenticate: Negotiate
Input   5                       Pragma: no-cache
Input   5                       Cache-Control: no-cache
Input   5                       Content-Type: text/html
Input   5                       Content-Length: 3875
Info    6       14:11:55        8/1/2002        Connecting to cggsisa
(172.16.0.30:8080)
Output  7       14:11:55        8/1/2002        GET
http://download.microsoft.com/download/SharePointPortalServer/Install/1/
NT5/EN-US/SPSFull1.exe HTTP/1.0
Output  7                       User-Agent: Mozilla/4.0 (compatible;
MSIE 5.0; Windows 98)
Output  7                       Cookie:
MC1=HASH=6165&GUID=5569307841AF46908AC80E6DD506C955&LV=200111&LCID=3081&
V=3&LEVEL=3; SITESERVER=ID=1041&GUID=1041BE5C59FA415DA2DCE09A5BD58605;
msresearch=1;
MSPAuth=3AAAAAAAADbZBOH%2AGkpsGO08XQugy71MGci1KUPhSEaZVobDriBsRBhQ%24%24
;
MSPProf=3AAAAAAAAF1vDA%21bcmHhaiSqkO%210q2v1JZmMQscHTFUCRrV2y8LJl9pVD3VU
w%2183EoEBhReZdSRslcKi2N0jH5xTJpr4cDUe9%21f4aKhuXz3KlZ3nYowxH6m7HmG9mnUG
1tdhB96qiJT4FXhezuxRgzvxkZ39XNua0HDs4kSxuPk3I%24
Output  7                       Accept: */*
Output  7                       Range: bytes=0-
Output  7                       Referer:
http://www.microsoft.com/sharepoint/evaluation/trial/dleval_en.asp
Output  7                       Proxy-Authorization: NTLM
TlRMTVNTUAABAAAAB7IAoAQABAAjAAAAAwADACAAAABJVE1DR0dT
Output  7                       Host: download.microsoft.com
Output  7                       Proxy-Connection: Keep-Alive
Input   8       14:11:56        8/1/2002        HTTP/1.1 407 Proxy
Authentication Required ( Access is denied.  )
Input   8                       Via:1.1 CGGSISA
Input   8                       Proxy-Authenticate: NTLM
TlRMTVNTUAACAAAACAAIADAAAAAFgoGgdUGLppsxQr0AAAAAAAAAAHYAdgA4AAAAQwBHAEcA
UwACAAgAQwBHAEcAUwABAA4AQwBHAEcAUwBJAFMAQQAEAB4AYwBnAGcAcwAuAGEAYwB0AC4A
ZQBkAHUALgBhAHUAAwAuAGMAZwBnAHMAaQBzAGEALgBjAGcAZwBzAC4AYQBjAHQALgBlAGQA
dQAuAGEAdQAAAAAA
Input   8                       Connection: Keep-Alive
Input   8                       Proxy-Connection: Keep-Alive
Input   8                       Pragma: no-cache
Input   8                       Cache-Control: no-cache
Input   8                       Content-Type: text/html
Input   8                       Content-Length: 0
Error   9       14:11:56        8/1/2002        Error #80070005(Access
is denied.) in CRgHttpSession::RequestFile()
Info    10      14:11:56        8/1/2002        Pausing for 5 seconds
Info    11      14:12:01        8/1/2002        Connecting to cggsisa
(172.16.0.30:8080)
Output  12      14:12:01        8/1/2002        GET
http://download.microsoft.com/download/SharePointPortalServer/Install/1/
NT5/EN-US/SPSFull1.exe HTTP/1.0
Output  12                      User-Agent: Mozilla/4.0 (compatible;
MSIE 5.0; Windows 98)
Output  12                      Cookie:
MC1=HASH=6165&GUID=5569307841AF46908AC80E6DD506C955&LV=200111&LCID=3081&
V=3&LEVEL=3; SITESERVER=ID=1041&GUID=1041BE5C59FA415DA2DCE09A5BD58605;
msresearch=1;
MSPAuth=3AAAAAAAADbZBOH%2AGkpsGO08XQugy71MGci1KUPhSEaZVobDriBsRBhQ%24%24
;
MSPProf=3AAAAAAAAF1vDA%21bcmHhaiSqkO%210q2v1JZmMQscHTFUCRrV2y8LJl9pVD3VU
w%2183EoEBhReZdSRslcKi2N0jH5xTJpr4cDUe9%21f4aKhuXz3KlZ3nYowxH6m7HmG9mnUG
1tdhB96qiJT4FXhezuxRgzvxkZ39XNua0HDs4kSxuPk3I%24
Output  12                      Accept: */*
Output  12                      Range: bytes=0-
Output  12                      Referer:
http://www.microsoft.com/sharepoint/evaluation/trial/dleval_en.asp
Output  12                      Proxy-Authorization: NTLM
TlRMTVNTUAABAAAAB7IAoAQABAAjAAAAAwADACAAAABJVE1DR0dT
Output  12                      Host: download.microsoft.com
Output  12                      Proxy-Connection: Keep-Alive
Input   13      14:12:01        8/1/2002        HTTP/1.1 407 Proxy
Authentication Required ( Access is denied.  )
Input   13                      Via:1.1 CGGSISA
Input   13                      Proxy-Authenticate: NTLM
TlRMTVNTUAACAAAACAAIADAAAAAFgoGgNWZxx9h7+a0AAAAAAAAAAHYAdgA4AAAAQwBHAEcA
UwACAAgAQwBHAEcAUwABAA4AQwBHAEcAUwBJAFMAQQAEAB4AYwBnAGcAcwAuAGEAYwB0AC4A
ZQBkAHUALgBhAHUAAwAuAGMAZwBnAHMAaQBzAGEALgBjAGcAZwBzAC4AYQBjAHQALgBlAGQA
dQAuAGEAdQAAAAAA
Input   13                      Connection: Keep-Alive
Input   13                      Proxy-Connection: Keep-Alive
Input   13                      Pragma: no-cache
Input   13                      Cache-Control: no-cache
Input   13                      Content-Type: text/html
Input   13                      Content-Length: 0
Error   14      14:12:01        8/1/2002        Error #80070005(Access
is denied.) in CRgHttpSession::RequestFile()
Info    15      14:12:01        8/1/2002        Pausing for 5 seconds
Status  16      14:12:02        8/1/2002        Download state changed
to [Paused]

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