GCDAsyncUdpSocket on iOS missing multicasted datagrams

Question

I have a device on the network that is multicasting a very small file via UDP. The iOS app I am developing is responsible for reading these packets and I have chosen to use

Answer 1

I had the same issue.

Starting the network activity indicator solved that problem for me:

UIApplication* app = [UIApplication sharedApplication];
app.networkActivityIndicatorVisible = YES;