Use:   "cluster [<type>/]<name>[.<namespace>]",
		Short: "Retrieves cluster configuration for the Envoy in the specified pod",
		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]>

	configCmd := &cobra.Command{
		Use:   "ztunnel-config",
		Short: "Update or retrieve current Ztunnel configuration.",
		Long:  "A group of commands used to update or retrieve Ztunnel configuration from a Ztunnel instance.",
		Example: `  # Retrieve summary about workload configuration
  istioctl ztunnel-config workload

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

	}
	cases := []execTestCase{
		{
			args:           []string{},
			expectedString: "A group of commands used to retrieve information about",
		},
		{ // clusters invalid
			args:           strings.Split("clusters invalid", " "),
			expectedString: "unable to retrieve Pod: pods \"invalid\" not found",
			wantException:  true, // "istioctl proxy-config clusters invalid" should fail
		},
		{ // listeners invalid

    /**
     * @return the unknown name
     */
    NetbiosName getUnknownName ();


    /**
     * Retrieve all addresses of a host by it's address. NetBIOS hosts can
     * have many names for a given IP address. The name and IP address make the
     * NetBIOS address. This provides a way to retrieve the other names for a
     * host with the same IP address.
     *
     * @param addr
     *            the address to query

        this.delegate = delegate;
    }

    @Override
    public ResolutionGroup retrieve(MetadataResolutionRequest request) throws ArtifactMetadataRetrievalException {
        return delegate.retrieve(request);
    }

    @Override
    public ResolutionGroup retrieve(
            Artifact artifact, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories)

        return prp.setProperty( key, value );
    }

    /**
     * Retrieve a property as an <code>Object</code>.
     */

    public static Object get( String key ) {
        return prp.get( key );
    }

    /**
     * Retrieve a <code>String</code>. If the key cannot be found,
     * the provided <code>def</code> default parameter will be returned.
     */

@Named("classpath")
@Singleton
@Deprecated
public class SimpleArtifactMetadataSource implements ArtifactMetadataSource {
    public ResolutionGroup retrieve(
            Artifact artifact, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories) {
        throw new UnsupportedOperationException("Cannot retrieve metadata in this test case");
    }

    public List<ArtifactVersion> retrieveAvailableVersions(

        throw new UnsupportedOperationException("Cannot get available versions in this test case");
    }

    public ResolutionGroup retrieve(MetadataResolutionRequest request) throws ArtifactMetadataRetrievalException {
        return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
    }

        }
    }

    @Override
    public ResolutionGroup retrieve(
            Artifact artifact, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories)
            throws ArtifactMetadataRetrievalException {
        return retrieve(artifact, localRepository, remoteRepositories, false);
    }

    public ResolutionGroup retrieve(
            Artifact artifact,

	statusCmd := &cobra.Command{
		Use:   "proxy-status [<type>/]<name>[.<namespace>]",
		Short: "Retrieves the synchronization status of each Envoy in the mesh",
		Long: `
Retrieves last sent and last acknowledged xDS sync from Istiod to each Envoy in the mesh
`,
		Example: `  # Retrieve sync status for all Envoys in a mesh
  istioctl proxy-status

  # Retrieve sync status for Envoys in a specific namespace
  istioctl proxy-status --namespace foo