Merge pull request #48174 from rh-tokeefe/OSSMDOC-397

OSSMDOC-397: Ability to skip route creation for specific Gateways

Author: JStickler

modules/ossm-auto-route-enable.adoc

@@ -7,6 +7,16 @@
 
 By default, the `ServiceMeshControlPlane` resource automatically synchronizes the Gateway resources with OpenShift routes. Disabling the automatic route creation allows you more flexibility to control routes if you have a special case or prefer to control routes manually.
 
+[id="disabling-automatic-route-creation-specific-cases_{context}"]
+== Disabling automatic route creation for specific cases
+
+If you want to disable the automatic management of OpenShift routes for a specific Istio Gateway, you must add the annotation `maistra.io/manageRoute: false` to the Gateway metadata definition. {SMProductName} will ignore Istio Gateways with this annotation, while keeping the automatic management of the other Istio Gateways.
+
+[id="disabling-automatic-route-creation-all-cases_{context}"]
+== Disabling automatic route creation for all cases
+
+You can disable the automatic management of OpenShift routes for all Gateways in your mesh.
+
 Disable integration between Istio Gateways and OpenShift Routes by setting the `ServiceMeshControlPlane` field `gateways.openshiftRoute.enabled` to `false`. For example, see the following resource snippet.
 
 [source,yaml]