Describe the role of inetinfo.exe, aspnet_isapi.dll andaspnet_wp.exe in the page loading process.

INETINFO.EXE

When ever client make a request to HTMLor ASP or  ASPX  page to the webserver  INETINFO.EXE will forward the request to realted DLL and requested page send to the client

HTML--> Default website

.ASP --> ASP.DLL

.ASPX  --> ASPNET_ISAPI.DLL 

above DLL will proces all the sever side statemetns and produces the Temperary page . INETINFO.EXE is send this Temperary page to the client System.

ASPNET_ISAPI.DLL

 

When client make a request to ASP.NET webpage INETINFO.EXE will forward reuest to ASPNET_ISAPI.DLL this ASPNET_ISAPI.DLL will sent Application name and webpage name to worker proces

ASPNET_ISAPI.DLL will act as a mediator  between weberver and .netframwork.

When ever client make request the Asp.net Applications inetinfo.exe that is goes to IIS server
that IIS server will send request to the Asp.net Engine by using command Aspnet_isapi.dll,
In Asp.net engine comes maainly Two componets
1)Http module :it is pipline
2)Http handle:loading page life cycle
aspnet_wp.exe it comes under Work processor.

Thanks