code: public void update(ChannelData cc)                   // F177053
  	{
  		if (tc.isEntryEnabled()) SibTr.entry(this, tc, "update", cc);  // F177053
  		// TODO: decide what to do if we are notified our configuration has changed.
  		if (tc.isEntryEnabled()) SibTr.exit(this, tc, "update");   // F177053
  		this.chfwConfig=cc;
  	}
docs: Notification that the channel configuration has been updated.