IIS is Internet Information Services, the web server included with Microsoft's Windows Server operating systems. This is a generic tag. Wherever possible please use a *version-specific* tag, such as [iis7], [iis7.5], etc.

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3k views

The certificate is not trusted because the issuer certificate is unknown. (Error code: sec_error_unknown_issuer) Firefox

A website wants to switch an SSL certificate from Network Solutions to Gandi. Everything seemed to be installed correctly except that there is an error being thrown in Firefox only. On Chrome and IE, ...
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182 views

Asp.net web api exception only after deploying at IIS : A route named 'HelpPage_Default' is already in the route collection

I've read this question and tried the solutions mentioned there but I'm getting this exception only after i published the application to IIS of a remote server. In my local computer's IIS the ...
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1answer
52 views

IIS Server hanging at 350 requests per minute

I have a website that continuously hangs at 350 - 380 page requests per minute. It is a c# .NET 4 website running on a 2008 R2 server running iis 7 and SQL Server Express. It ultilises EF, version ...
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1answer
743 views

iis app pool set credentials not working for specific network account

I am trying to set app pool credentials for a speccific domain account for an ASP.net MVC project on iis 7.5 on a Windows 7 enterprise server. I am using .Net version 4 and I believe this is set ...
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2answers
232 views

Workaround for running McAfee ePO and WSUS on Same Server

I've come across a predicament recently where when WSUS requires IIS and MS Web Publishing Service. At the same time my anti-virus McAfee ePO requires Apache and some other web services to run in ...
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30 views

IIS Exceptions throw debugger prompt on console and hang all IIS web sites

We have a win2012 server that hosts several web sites. One of them (don't know which!) seems to have an issue, and when I am logged in to the server via rdp, there is a prompt to start a debugger ...
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1answer
83 views

web.config URL access and rewrite

I'm trying to clean up some URLs to a bunch of PDF files. Right now, you access a PDF by visiting the following: http://www.mywebsite.com/sites/default/files/reports/2010_Audit_Summary_Report.pdf ...
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1answer
209 views

IIS backup on Multiple servers from Powershell

Can someone help me with backup of IIS on multiple servers from powershell script remotely. I can take backup of IIS from powershell command. backup-webconfiguration -name IIS_backup. Also i have a ...
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1answer
76 views

using a self-signed certificate with Amazon SES

I'm configuring Amazon Simple Email Service, I get to the point when I try to send an email and I get the error message: The SMTP server requires a secure connection or the client was not ...
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2answers
176 views

Catching “request entity is too large” error

I am running a web server IIS 8.0 and using ASP.NET and C#. I have an upload box where the user can upload a file to the server and after a limit of about 50MB, a message appears on a white page: ...
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1answer
62 views

How do I restrict certificate authentication to specific users on IIS 8.0?

I am using IIS 8.0 on a Windows Server 2012 box. This is not a domain joined machine so Active Directory is not available to me. I've successfully configured certificate authentication. When ...
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1answer
45 views

Unexpected msi-Setup crash on server 2003

I am encountering the problem that I have an installer which works fine on other server 2003 enviroments but crashes on this one. My researches have lead me to the problem of installing IIS 6.0 - I ...
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1answer
43 views

Architecting for Load Testing

I'm trying to architect a set of web and database servers so that we can load test them. I'm running into some problems given the constraints I have to work with: We can't load test against ...
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281 views

IIS 8 Win 2012 R2 - Rewrite redirect not working, page not found, address not changing

I have an MVC4 app and trying to rediret pages so that both http://example.com/about and https://example.com/about direct to https://example.com/about (where about could be any other page also). I ...
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19 views

Do not sync serverAutoStart attribute on sites with web-deploy

I have a server farm where some machines are "pooled" resources, meaning that they have several sites deployed, but only one is active at a time. These machines are synced via web deploy using the ...
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0answers
38 views

What's the difference between a sessionKey and a key container?

I know how to export/import key containers in IIS using the aspnet_regiis command. Using that, I can export e.g. iisConfigurationKey that is used in applicationHost.config for the AesProvider and ...
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1answer
45 views

Configuring location redirects for IIS, behind ARR, on the application server

I have a WebForms application where a particular program no longer exists. Instead of returning a 404 response, the client insists they want this particular link to redirect to another page on the ...
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133 views

Unable to access intranet web site from client machine

I have installed windows 2008 r2 server on a machine with 2 network cards. I am able to access internet from this server. I have installed mysql and mssql 2008 on this machine. I can access both the ...
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1answer
50 views

Website own PHPMyAdmin [closed]

How to stop a client to access my databases if he uploads his own PHPMyAdmin in his website. We have a IIS server where user uploads there website through FTP and suddenly one user upload his project ...
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0answers
148 views

PHP temp uploaded files are not deleted on IIS due to 'Access Denied' for IUSR

When uploading a file by a HTML form to a PHP script, the uploaded file will remain in upload_tmp_dir, even when the request ended and this file was not removed explicitly by the PHP code. Expected ...
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0answers
64 views

php-cgi.exe on IIS crashes when server idles

php-cgi.exe on IIS crashes when server idles. There are no application or php error logs. There are no HTTP request when the process crashes. The process is crashing about 5 times a day. There is no ...
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66 views

windows single sign on tomcat through IIS Url rewrite

I'm facing a difficult setup where I have to configure single sign on, based on the logged in used on my tomcat application. I already took some steps which allow me to login via single sign on ...
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1answer
26 views

ISS 7 - how to know when user have shut down an app?

Is there a log file, which contains the user actions made inside IIS 7, like shutting down an app, cleaning the app pool, restart the server ?
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2answers
443 views

Test for ICMP/TCP timestamp responses and disable responses

We had a penetration test done on our servers and one of the vulnerabilities they suggested we fix is that the host responded to an ICMP timestamp request with TCP timestamp. I've looked around but ...
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1answer
111 views

Does IIS W3WP use non-blocking I/O to serve static content?

Let's say... IIS is serving a static .MP3 resource that is 10MB in size. The request for the resource comes in to HTTP.sys and is sent to the appropriate W3WP process to handle. The worker process ...
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3answers
1k views

How do I keep the ssl key for our website confidential?

I want to keep our SSL key for our website confidential. It's stored on 2 USB sticks, one in a safe deposit box and one I keep secure. And then I'm the only one who applies it to the web server so ...
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4answers
231 views

Multiple domains (with & without www prefix) on same server, running the same code

We've inherited the following website setup: one main website and around 130 secondary websites, which all point to the main website domain (through a CNAME DNS setup); Website is hosted on an IIS 6 ...
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1answer
41 views

Can I limit IIS to use one rather than two processors

Our ASP.NET app uses a component that is licensed by the number of processor cores. Unfortunately, our customer wants to deploy the app onto a multi-function server (IIS, SQL Server, file server, ...
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1answer
96 views

IIS Output Caching with ISAPI extension

I have an application running in IIS via an ISAPI extension with outputs JSON files based on the input URL (it works with a RESTful interface - the URLs are of the form ...
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1answer
883 views

High CPU utilisation w3wp.exe - GC issue?

I've inherited a website that uses a lot of session state. We've recently experienced continuous high CPU ~95-100% for prolonged period of times. When debugging using DebugDiag, it shows that there ...
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1answer
97 views

How can I use Powershell to add a site to my IIS or IISExpress server

Is it possible to add a site (and bindings) to my applicationHost.config file for IIS Express or IIS ? here's one I had to manually add (which works perfectly) ... <site name="Our Awesome ...
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1answer
64 views

Allowing a CGI-EXE app to access the registry

I have an exe app that I run on IIS (from C:\inetpub\wwwwroot in DefaultAppPool) and needs to access the registry, but it doesn't work, it seems like it doesn't have permission. What's weird is I ran ...
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1answer
49 views

Can't use FTP LIST with FTP User Isolation

I have created a user and IIS Manager Users in IIS8. I want to specifically create these users to access (read/write) a directory via FTP, nothing more, nothing less. I've created a new FTP Site with ...
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0answers
105 views

IIS 7 Redirect from HTTP to HTTPS fail with ampersand in URL

IIS 7 on Windows Server 2008 R2 SP1 I have added the following rule to my web.config to redirect all incoming request to HTTPS <rule name="HTTP to HTTPS redirect" stopProcessing="true"> ...
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20 views

RemoteApps missing on IIS sites

I accidentally deleted RDWeb on Sites under IIS, Screenshot attached. Any suggestions on how to bring it back?
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20 views

ETW provider guid for failed request tracing events

Does anyone know if IIS emits failed request tracing events as ETW events? I would like to listen and consume failed request tracing events emitted in IIS, using an ETW listener. If IIS does this, ...
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2answers
6k views

Is IIS SFTP natively supported by Windows Server 2012 R2?

Does Windows Server 2012 R2 have native SFTP support? I see a role FTP Server but it doesn't say whether this includes SFTP.
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1answer
50 views

To serve SSL, does the web server need outbound internet access?

I am having a problem with intermediate certificates, and wonder: Could the problem be (that clients report an intermediate cert is missing), be the result of my web server having zero outbound inet ...
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0answers
30 views

iis reverse proxy and POST response limits

I have a web app running on a server, IIS is configured to serve as a reverse proxy for the app server which is running on port 8080 (tomcat). When I run the app in the browser on my computer, the ...
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0answers
78 views

IIS 8 Duplicate Website

I'm coming from IIS 6 to a new server running IIS 8. I have lots of websites which all run a shared virtual directory for their back end. When a new customer comes online I need to create a new ...
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123 views

IIS SMTP SmartHost configuration failing to send for a specific domain recipient

I have an web application sending email (pickup folder) using the local IIS6.0 SMTP server. It is configured to send email via Rackspace as a SmartHost. We have a problem sending emails to a ...
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0answers
64 views

IIS not picking up inherited connection strings

So this question is a duplicate of: IIS 7.5 - why my config file is not picked up but there was no answer on there and IIS Connection String not being inherited had an answer but the accepted answer ...
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1answer
54 views

IIS FTP Publishing with virtual directories not working

I have a website configured with a shared configuration on a network drive that has FTP publishing activated. The site is duplicated with all settings and files to backup host. So both hosts have the ...
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0answers
33 views

IIS not logging On Demand App pool recycling

I am unable to get IIS to log on demand app pool recycling. I've followed the directions in this TechNet article: http://technet.microsoft.com/en-us/library/cc753412%28v=ws.10%29.aspx I see entries ...
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1answer
130 views

send a command via a website to a windows server

Is there an interface or something else which provides a connection between a website and a windows server to send commands via the website to the server and the server itself perfoms it? I want to ...
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0answers
67 views

Background intelligent transfer with IIS server

I need help with setting my IIS server for BITS upload. i want to upload and download files from the virtual directory i have assigned to one of my websites. but i m not able to upload and download ...
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1answer
57 views

HTTP Protocol Information Leak [closed]

I have done a test and The result is HTTP Packet Inspection (Low)back Port: http (80/tcp) Summary: This test gives some information about the remote HTTP protocol - the version used, whether HTTP ...
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0answers
120 views

Setting up SPN for SSRS in a CRM load balance environment

I'm getting this exception randomly in a CRM load balance LIVE environment when running Reports from CRM. System.ServiceModel.Security.SecurityNegotiationException: A call to SSPI failed, see inner ...
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1answer
186 views

IIS 7.5 FTP with ftps (SSL)

I have an FTP server that uses IIS 7.5, running on a Windows Server 2008 machine. When I try to connect to this server using filezilla with implicit TLS (ftps://), I always recieve this error: GnuTLS ...
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0answers
88 views

ASP.DLL memory leak (or something) forcing constant restart of w3wp

We've been struggling with this for the past 12 or so months. We think it's due to either one or two apps that are leaking memory or a large amount of leaks that have finally accumulated over years of ...