iphone development experts invited to get the message problem

I would like to ask how to intercept iphone (android) and background communication message
Know tell me about 3Q
Reply:
No jailbreak on iPhone is certainly no way,
Because the sandbox.
On Android, the estimate is enough to choke, though is open source.
Reply:
Thank you for your reply
I studied iphone development, iphone client I made a website, and requests between the background,
Response, how to get it, I just want to express the idea
Maybe I was not very clear presentation!
Reply:
http + xml or http + json,
This is quite simple.
Reply:
Sure enough, the master ah,
Can give a little more detail ideas do
Thank you very much
Reply:
I looked at this ... thing I've ever done, you need to explain a lot of things, ah,
Reply:
Issue has been resolved
3Q
Thanks for the great God who is eager to answer the scattered points!