How to establish Tcp connection between IOS and windows?

I'm trying to implement tcp connection between my开发者_高级运维 Ipod as client and PC as server. I use QTcpServer to provide a server. What is the best way to realize the connection?

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Using CFSocket. An awesome cocoa class has been written to wrap CFSocket for you asynchronously! It supports both UDP and TCP, I am using it myself in an IM application.

AsyncSocket on iphone