What does aspnet_regiis.exe do

Question

What does aspnet_regiis.exe do exactly other than updating the document mappings to correct aspnet_isapi.dll version, is updating the ASP.NET version from inetmgr same as running aspnet_regiis, I could not find any blog post or article describing the steps this particular batch command does. Please give any links you know of detailing the steps of aspnet_regiis.exe

Answer 1

Have you tried following links?

MSDN reference

Scott Forsyth's blog

Answer 2

It reg isters ASPNET extensions with IIS.

Answer 3

It can also repair an install of aspnet.

Sometimes it just breaks and you need to run aspnet_regiis -i or -ir to fix it.