Hi Guys, I've configed nginx as reverse proxy. My backend server will return 404.gif if the document not found. And frontend(nginx) remember that url. Later on, I found that the url is missing the upload file in back end. But frontend still remember the 404.gif instead. I want to know is it possible to clear cache for that certain url. Hope this help to explain thing easier http://frontend.by sapparod - How to...