StunServerReceiverThread(DatagramSocket datagramSocket) {
			this.receiverSocket = datagramSocket;
			for (DatagramSocket socket : sockets) {
				if ((socket.getLocalPort() != receiverSocket.getLocalPort()) &&
					(socket.getLocalAddress().equals(receiverSocket.getLocalAddress())))
					changedPort = socket;
				if ((socket.getLocalPort() == receiverSocket.getLocalPort()) &&
					(!socket.getLocalAddress().equals(receiverSocket.getLocalAddress())))
					changedIP = socket;
				if ((socket.getLocalPort() != receiverSocket.getLocalPort()) &&
					(!socket.getLocalAddress().equals(receiverSocket.getLocalAddress())))
					changedPortIP = socket;
			}
		}