Suggestion regarding host a node.js and socket.io app in aws webserver with a config OS windows 2008 R2 and IIS 7 -

i have been kept on trying host nodejs , socket.io chat app on web server windows 2008 r2 os , iis version 7.i have been kept on trying lot of things make work.the problem nodejs app getting connected not socket.io. have looked lots of tutorials regarding saying same nothing works out. here 1 of link saw http://tomasz.janczuk.org/2013/01/hosting-socketio-websocket-apps-in-iis.html

i receiving 404 error.

get http://my ip:8081/socket.io/?eio=3&transport=polling&t=1431071918368-3

404 not found 250ms

kindly me out it!! thanks