throwSystemError("(MulticastSendTransport): unknown group address for send");
groupPort=it.getPIntProp(fieldGroupPort.str(),p);
ostringstreamerr;
err<<"(MulticastSendTransport): Undefined "<<fieldPort.str()<<" for "<<it.getProp("name");
throwSystemError(err.str());
}
if(groupPort<=0)
throwSystemError("(MulticastSendTransport): unknown group port for send");
ostringstreamipField;
ipField<<"unet_multicast_sender_ip";
gnum++;
}
if(numChan>0)
ipField<<numChan;
if(gnum>1)
throwSystemError("(MulticastSendTransport): size list <groups> "+std::to_string(gnum)+" > 1. Currently only ONE multicast group is supported to send");