d configuration controls
what type of traffic the gateway will send. This is configured by the TLS settings in a <code>DestinationRule</code>,
just like external outbound traffic from <a href=/v1.21/docs/ops/configuration/traffic-management/tls-configuration/#sidecars>sidecars</a>, or <a href=/v1.21/docs/ops/configuration/traffic-management/tls-configuration/#auto-mtls>auto mTLS</a> by default.</p><p>The only difference is that you should be careful to consider the <code>Gateway</code> settings when configu