AsyncUdpSocket how to use receive

Question

I am trying to get a program for iPhone running on the simulator. My problem is with receiving UDP data. I use asyncUdpSocket. If I make a socket and use sendData:(NSD

Answer 1

AsyncUdpSocket *socket=[[AsyncUdpSocket alloc]initWithDelegate:self];    
//receiveWithTimeout is necessary or you won't receive anything
[socket receiveWithTimeout:-1 tag:2]; //-------here
NSData *data=[@"Hello from iPhone" dataUsingEncoding:NSUTF8StringEncoding];
[socket sendData:data toHost:bchost port:9003 withTimeout:-1 tag:1];