"Steven Cheng[MSFT]" <stcheng@online.microsoft.com> wrote in message
news:DKJyQ66AHHA.1976@TK2MSFTNGXA01.phx.gbl...
> Hello dev648237923,
>
> From your description, you have an ASP.NET web application which use
> ReportViewer to access SSRS reports on a remove server, all the servers
> are in the same domain. However, you found that when the ASP.NET running
> under the default network service account, it can not access the remote
> SSRS server's report, report 401 error ,correct?
>
> Based on my experience, you're suffering a windows authentication issue
> between your ASP.NET webserver and the SSRS's server. The problem here is
> also specific to the Network Service account on the ASP.NET server
> machine.
> Generally, in windows 2003 domain, the NT AUTHORITY\NETWORK SERVICE
> account just represent the machine account when access remote resources in
> the same domain. For your scenario, it seems that the remote machine(SSRS
> server) can not recognize the NETWORK SERVICE account from webserver and
> report 401 error. I think you can perform the following test to verify
> this:
>
> ** try using code in ASP.NET page to access the SSRS server machine 's
> file
> system(UNC share) or directly access SQL Server (grant sufficient for the
> ASP.NET server's machine account) to see whether it works. The following
> article has described how to use NETWORK Service account to access remote
> resource:
>
> http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnpag2/html
> /PAGHT000015.asp?_r=1
>
> ** You can check the machine account of the ASP.NET webserver to see
> whether it is correctly in the AD of the domain.
>
> Anyway, this is likely a machine specific issue. Currently for testing or
> developmentif you feel it ok to run the ASP.NET application under a custom
> domain account, you can grant the custom domain account sufficient
> permission for running ASP.NET application following the below article:
>
> How To: Create a Service Account for an ASP.NET 2.0 Application
> http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnpag2/html
> /paght000009.asp?_r=1
>
> Please feel free to let me know if you have any other finding or questions
> on this.
>
> Sincerely,
>
> Steven Cheng
>
> Microsoft MSDN Online Support Lead
>
>
>
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