Long:  `Retrieve information about cluster configuration for the Envoy instance in the specified pod.`,
		Example: `  # Retrieve summary about cluster configuration for a given pod from Envoy.
  istioctl proxy-config clusters <pod-name[.namespace]>

  # Retrieve cluster summary for clusters with port 9080.
  istioctl proxy-config clusters <pod-name[.namespace]> --port 9080

			for _, child := range children {
				outputs = append(outputs, fmt.Sprintf("%v%v%v -> %v", n, equality, k, child))
			}
		}
	}
	return outputs, len(outputs) > 0
}

// PrintListenerSummary prints a summary of the relevant listeners in the config dump to the ConfigWriter stdout
func (c *ConfigWriter) PrintListenerSummary(filter ListenerFilter) error {
	w, listeners, err := c.setupListenerConfigWriter()
	if err != nil {

		Long:  "A group of commands used to update or retrieve Ztunnel configuration from a Ztunnel instance.",
		Example: `  # Retrieve summary about workload configuration
  istioctl x ztunnel-config workload

  # Retrieve summary about certificates
  istioctl x ztunnel-config certificates`,
		Aliases: []string{"zc"},
	}

	configCmd.AddCommand(logCmd(ctx))