iki/Enabling-Envoy-Authorization-Service-and-gRPC-Access-Log-Service-With-Mixer>developer wiki</a>.</p><h2 id=the-semantics-of-revision-for-gateways-in-istiooperator-has-changed-from-1-7-to-1-8>The semantics of revision for gateways in <code>IstioOperator</code> has changed from 1.7 to 1.8</h2><p>In 1.7, <code>revision</code> means you are creating a new gateway with a different revision so it would
not conflict with the default gateway. In 1.8, it means the revision of istiod the gateway
is configuring wit