for _, filter := range filterChain.GetFilters() {
			if filter.Name == HTTPListener {
				nHTTP++
			} else if filter.Name == TCPListener {
				if !strings.Contains(string(filter.GetTypedConfig().GetValue()), util.BlackHoleCluster) {
					nTCP++
				}
			}
		}
	}

	if nHTTP > 0 {
		if nTCP == 0 {
			return "HTTP"
		}
		return "HTTP+TCP"
	} else if nTCP > 0 {
		return "TCP"
	}

           "typed_config": {
            "@type": "type.googleapis.com/envoy.extensions.filters.network.tcp_proxy.v3.TcpProxy",
            "stat_prefix": "BlackHoleCluster",
            "cluster": "BlackHoleCluster"
           }
          }
         ],
         "name": "virtualOutbound-blackhole"
        },
        {
         "filters": [
          {