static public void ignoreBeaconManager(int ignoreAgentNum){
		if( ignoreAgentNum > -1 )
			ReceiverThread.ignoreBrokerList.add(ignoreAgentNum);
		else
		{
			if(ReceiverThread.ignoreBrokerList.isEmpty())
			{
				System.out.println("List of ignoreBrokerAgent is EMPTY ");
			}
			else
			{
				for(int i : ReceiverThread.ignoreBrokerList)
					System.out.println("ignoreBrokerAgent : "+ i);				
			}
		}
	}