How can you ban a user from application's discussion board?

I can figure out how to ban users from most pages' discu开发者_StackOverflow中文版ssion boards using the Graph API, but I can't find any way to do this for application pages. Is it possible?

You can use old api calls with new Graph API

You have to use this API Call: http://developers.facebook.com/docs/reference/rest/admin.banUsers/

And here is how you can use it: http://developers.facebook.com/docs/reference/rest/