Re: IIS Security, unknown cause of 401.5 and 403.5 errors
- From: "Ratatooie" <postmaster@xxxxxxxxxxxxxxxx>
- Date: Thu, 15 Dec 2005 10:28:11 -0600
http://groups.google.com/groups?sourceid=navclient&ie=UTF-8&rls=GGLD,GGLD:2003-50,GGLD:en&q=%22concurrent%20connections%22%20iis%205.1&sa=N&tab=wg
http://www.google.com/search?sourceid=navclient&ie=UTF-8&rls=GGLD,GGLD:2003-50,GGLD:en&q=%22concurrent%20connections%22%20iis%205.1&sa=N&tab=gw
Some people even asserting it's 5 connections.
If you don't trust what logic tells you the problem is, then I can't really
help you.
"Ryan Taylor" <rtaylor@xxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:uCJdl4PAGHA.3928@xxxxxxxxxxxxxxxxxxxxxxx
>I agree that hosting on Windows XP is not a solution. Our final development
>environment is Windows Server 2003. But for developing our only solution
>right now is Windows XP. We only have XP licenses for our development
>machines. Is there any way to determine definitively if the problem is that
>IIS 5.1 on Windows XP only allows 10 concurrent HTTP connections. It seems
>odd that we would get SSL is required error messages.
>
> "Ratatooie" <postmaster@xxxxxxxxxxxxxxxx> wrote in message
> news:43a095d7$1_1@xxxxxxxxxxxxxxxxxxxx
>> You are aware that IIS 5.1 has a limit of 10 concurrent connections via
>> HTTP and that can easily be used up by one person doing one page view?
>>
>> Drop the same system on IIS on a server and I your problems go away... as
>> you found out that pretty much pegs the problem.
>>
>> 5.1 is really meant for one person to do limited tests while developing.
>> It's not a hosting environment. The only solution, don't host on Windows
>> XP, use Server.
>>
>> "Ryan Taylor" <rtaylor@xxxxxxxxxxxxxxxxxxxxxx> wrote in message
>> news:uXmN6pPAGHA.2708@xxxxxxxxxxxxxxxxxxxxxxx
>>> Hello.
>>>
>>> My coworkers and I have been tracking down some very particular security
>>> issues with IIS 5.1 on Windows XP (SP2). I have an ASP.NET (.NET 1.1)
>>> application that requires Integrated Windows Authentication which loads
>>> up various images (jpeg, gif) (preloading with JavaScript), various
>>> JavaScript files (.js), and a flash .swf file. There is no requirement
>>> for SSL. The only reason we need Integrated Windows Authentication is
>>> because we need the client's network logon name and they do not want to
>>> be prompted for it.
>>>
>>> Unfortunately the page consistently fails to load in the browser (IE6)
>>> properly. Many of the .gif and .jpeg and .js files we are receiving
>>> 401.5 and 403.5 errors. We have tried to find some correlation between
>>> which files have which errors but it seems quite random. Sometimes any
>>> given file will receive a 401.5 error while other times it will receive
>>> a 403.5 error. Sometimes the file will receive both errors. This posses
>>> quite a problem, especially with the .js files which are required for
>>> much of our functionality.
>>>
>>> The site is setup with Integrated Windows Authentication. Anonymous
>>> Authentication, Digest and Basic are unchecked. The 403.5 errors are
>>> especially confusing (not to downplay the 401.5 errors) but I do not
>>> have SSL enabled nor have I ever and I do not have a certificate
>>> installed on my machine.
>>>
>>> I have installed the ASP.NET application on a Windows Server 2003 SP1
>>> machine with IIS 6.0 and I do not receive any of these errors. However,
>>> we have 3 developers working on this one application and we need to be
>>> able to run local instances of this on our development machines for
>>> debugging purposes. This is also occurring on another coworkers machine
>>> (Windows XP (SP2)) as well.
>>>
>>> All the resources (.gif, .jpeg, .js) that succeed (code - 200) in
>>> loading have a username (DOMAIN\USER). All the ones that fail do not.
>>>
>>> Does anyone have any ideas (and preferably solutions) as to why this
>>> problem is occurring?
>>>
>>>
>>
>>
>
>
.
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