code: protected synchronized void setOutgoingMessageThrottle (int msgsPerSec)
      {
          log.info("Updating outgoing message throttle", "msgsPerSec", msgsPerSec);
          _outThrottle.reinit(msgsPerSec, 1000L);
          _comm.postMessage(new ThrottleUpdatedMessage());
      }
docs: Configures the outgoing message throttle. This is done when the server informs us that a new
  rate is in effect.