. Some Kubernetes flavors (e.g. OpenShift) do not support the chain approach, set to <code>false</code> if this is the case.</td></tr></tbody></table><p>These options are accessed through <code>values.cni.&lt;option-name></code> in <code>istioctl manifest</code> commands, either as a <code>--set</code> flag,
or the corresponding path in a custom overlay file.</p><h3 id=excluding-specific-kubernetes-namespaces>Excluding specific Kubernetes namespaces</h3><p>This example uses <code>istioctl</code> to perform 