java multithreaded socket prog. problem

Hello,

I have written multithreaded socket server program to listen to particular port. and I am trying to send the data to particular port@IP.
My problem is that it tells connection is established but it is not receiving data.
Actually I have used readLine() method of BufferedReader.
Please help me in this. I am not understanding the problem cause.
Please let me any if you have any idea of about this problem

Thanks
Raj.

Please post the relevant extracts of code so we can see what you are doing.