_broadcast.socket->async_receive_from (
boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)),
_broadcast.send_endpoint, boost::bind (&Server::broadcast_received, this)
_broadcast.socket->async_receive_from (
boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)),
_broadcast.send_endpoint, boost::bind (&Server::broadcast_received, this)