private void initializeSocket() {
		while (socket == null) {
			try {
				socket = new Socket(ipAddress, port);
			} catch (UnknownHostException e) {
				Util.log(Severity.ERROR, "RECEIVER: Unknown host " + ipAddress);
			} catch (IOException e) {
				Util.log(Severity.ERROR, "RECEIVER: " + e.getMessage());
			}
		}
	}