><code>--workload-cert-ttl &lt;duration></code></td><td>The TTL of issued workload certificates. (default `2160h0m0s`)</td></tr></tbody></table><h2 id=istio_ca-probe>istio_ca probe</h2><p>Check the liveness or readiness of a locally-running server</p><pre class=language-bash><code>istio_ca probe [flags]
</code></pre><table class=command-flags><thead><tr><th>Flags</th><th>Description</th></tr></thead><tbody><tr><td><code>--ctrlz_address &lt;string></code></td><td>The IP Address to listen on for the ControlZ 