Push notification ios

I follow all Apple Push Notification Services in iOS 6 Tutorial: Part 1/2, successfully on Terminal.
but when i used this .pem file on my .net destop application then show message successfully delever
but not getting on device ?
i am more confuse about that whats step missing by me.
please help me Thanks in advance. please

Open X-Code and check if Push Notifications switch is ON under Capabilities section, check if the provisioning profile is set in code signing under build settings and make sure to use the pem file to send notifications

you can follow the push notifications tutorial available on this site

Push Notifications Tutorial

Good Luck!!