def query_qos_rules
      begin
        @qos.query_qos_rules
      rescue => ex
        Util.log_exception(ex, caller_locations(1, 1)[0].label)
        raise ex
      end    
    end
def query_qos_rules
      begin
        @qos.query_qos_rules
      rescue => ex
        Util.log_exception(ex, caller_locations(1, 1)[0].label)
        raise ex
      end    
    end
Gets QoS Rules.

 ==== Returns

 Array of QoSRule objects