 from parent.</p></td><td>No</td></tr><tr id=PeerAuthentication-port_level_mtls><td><code>portLevelMtls</code></td><td><code>map&lt;uint32,&nbsp;<a href=#PeerAuthentication-MutualTLS>MutualTLS</a>></code></td><td><p>Port specific mutual TLS settings.</p></td><td>No</td></tr></tbody></table></section><h2 id=PeerAuthentication-MutualTLS>PeerAuthentication.MutualTLS</h2><section><p>Mutual TLS settings.</p><table class=message-fields><thead><tr><th>Field</th><th>Type</th><th>Description</th><th>Required</th></t