Installez le Tracing component of le Web Server role through Server Manager.
C'est in le Web Server (IIS) -> Health et Diagnostics area on tous IIS versions depuis 7 up.
(By le way: Whenever you ajoutez un component to IIS, you need to redémarrez le IIS Manager GUI, to reload le UI modules. This ne apply to le plus autre changes, parce que they happen "live" - c'est juste le user interface module list qui is cached at startup.)
Failed Request Tracing alors shows up in le Actions Pane at le Site level, et needs to be enabled there avant rules will fire.
Then, you configure votre Failed Request Tracing rules at tout level within that site to capture what you want.
(FREB rocks!) (Failed REquest Buffering)
