手把手教你做iOS推送

http://www.cocoachina.com/industry/20130321/5862.html

http://www.cnblogs.com/cdts_change/p/3240893.html

OS消息推送机制的实现

http://www.cnblogs.com/qq78292959/archive/2012/07/16/2593651.html

IOS学习笔记—苹果推送机制APNs

http://www.cnblogs.com/taintain1984/p/3723324.html

原文：http://www.cnblogs.com/javalzy/p/4419452.html