code: @Override
      protected void onServerBandwidth(RTMPConnection conn, Channel channel, ServerBW message) {
          log.trace("onServerBandwidth");
          // if the size is not equal to our read size send a client bw control message
          int bandwidth = message.getBandwidth();
          if (bandwidth != bytesReadWindow) {
              ClientBW clientBw = new ClientBW(bandwidth, (byte) 2);
              channel.write(clientBw);
          }
      }
docs: {@inheritDoc}