return fmt.Errorf("error unmarshalling config dump response from Envoy: %v", err)
	}
	c.clusters = &cd
	return nil
}

func retrieveEndpointAddress(host *admin.HostStatus) string {
	addr := host.Address.GetSocketAddress()
	if addr != nil {
		return addr.Address
	}
	if pipe := host.Address.GetPipe(); pipe != nil {
		return "unix://" + pipe.Path
	}
	if internal := host.Address.GetEnvoyInternalAddress(); internal != nil {

	return ep.GetHealthStatus()
}

func retrieveEndpointPort(ep *endpoint.LbEndpoint) uint32 {
	return ep.GetEndpoint().GetAddress().GetSocketAddress().GetPortValue()
}

func retrieveEndpointAddress(ep *endpoint.LbEndpoint) string {
	addr := ep.GetEndpoint().GetAddress()
	if addr := addr.GetSocketAddress(); addr != nil {
		return addr.Address + ":" + strconv.Itoa(int(addr.GetPortValue()))
	}
	if addr := addr.GetPipe(); addr != nil {

	for _, socketAddr := range socketAddresses {
		addr := socketAddr.Address
		addrs = append(addrs, addr.GetSocketAddress().Address)
	}

	return addrs
}

func retrieveListenerPort(l *listener.Listener) uint32 {
	return l.Address.GetSocketAddress().GetPortValue()
}

func (c *ConfigWriter) PrintRemoteListenerSummary() error {
	w, listeners, err := c.setupListenerConfigWriter()

		// the old config_dumps in support of https://github.com/istio/istio/issues/23042
		if filter.Verify(listenerTyped) {
			sockAddr := listenerTyped.Address.GetSocketAddress()
			if sockAddr != nil {
				// Skip outbound listeners
				if sockAddr.Address == "0.0.0.0" {
					continue
				}
			}

			for _, filterChain := range listenerTyped.FilterChains {