How do I check my ISAPI filter?


  1. On the taskbar, click Server Manager.
  2. In Server Manager, click the Manage menu, and then click Add Roles and Features.
  3. In the Add Roles and Features wizard, click Next.
  4. On the Server Roles page, expand Web Server (IIS), expand Web Server, expand Application Development, and then select ISAPI Filters.

How does ISAPI filter work?

ISAPI filters are DLL files that can be used to modify and enhance the functionality provided by IIS. ISAPI filters always run on an IIS server, filtering every request until they find one they need to process.

How do I enable ISAPI and CGI restrictions?

In Control Panel, click Programs and Features, and then click Turn Windows features on or off. Expand Internet Information Services, expand World Wide Web Services, expand Application Development Features, and then select CGI or ISAPI Extensions. Click OK. Click Close.

How do you use failed request tracing?

To configure Failed Request Tracing Rules using the UI

  1. Launch IIS Manager (inetmgr).
  2. Select the Default Web Site.
  3. In the Actions pane, under Configure, select Failed Request Tracing….
  4. In the Edit Web Site Failed Request Tracing Settings dialog box, check the Enable checkbox.
  5. Click OK to save changes.

What is ISAPI module?

The ISAPI module was the original interface created to interface with IIS and it uses the ISAPI protocol implemented in a very low level Win32 DLL. ISAPI is very efficient, but because the codebase is in system level C++ code it’s very difficult to manage and update.

What is ISAPI protocol?

From Wikipedia, the free encyclopedia. The Internet Server Application Programming Interface (ISAPI) is an N-tier API of Internet Information Services (IIS), Microsoft’s collection of Windows-based web server services. The most prominent application of IIS and ISAPI is Microsoft’s web server.

What are ISAPI extensions?

ISAPI extensions are true applications that run on IIS and have access to all of the functionality provided by IIS. Extensions and filters are the two types of applications that can be developed using ISAPI. An ISAPI extension runs when requested just like any other static HTML file or dynamic ASP file.

What is request tracing?

HTTP request tracing is a feature of IIS that provides a way to determine what exactly is happening with a request. This includes any form of authentication, which handler was used, and how long each step took in the pipeline. Enabling request tracing is a useful way to diagnose unexpected or undesirable behavior.

How do I install tracing for IIS?

In the Web Server (IIS) pane, scroll to the Role Services section, and then click Add Role Services. On the Select Role Services page of the Add Role Services Wizard, select Tracing, and then click Next. On the Confirm Installation Selections page, click Install.

How do I open an applicationHost config file?

Step 1: Open applicationHost. Click File, then Open, and in the File name: dialog box, type %windir%\system32\inetsrv\config\applicationHost. config and Click Open.