how to set switch for ON and OFF iphone sound in setting page

I have setting page in this page Uiswitch as sound togg开发者_StackOverflowle button for ON and OFF. Implemeted UIswitch with on and off control and working fine with out audio. Now i need control iPhone sound through UISwitch for ON and OFF , Same how to set default setting .any one provide me some tutorial.

there is no way to switch on/off sound global iPhone sound without using private API