iOS-CocoaAsyncudpSocket：从客户端CocoaAsyncudpSocket发送的mp3数据，但最大数据不发送

I am trying now to send an mp3 data to the server app. I am sending UIImage data as per the below code on the client side. But, the issue is, it is NOT sending this mp3 data to the server front end app.I send small mp3 (2kb) than send but large mp3(50mb) not send server how to solve this problem please help.I am trying now to send an mp3 data to the serv