I have enabled 465 port through following documentations: https://experienceleague.adobe.com/docs/experience-manager-learn/cloud-service/networking/examples/email-service.html?lang=en and https://developer.adobe.com/experience-cloud/cloud-manager/reference/api/#operation/enableEnvironmentAdvancedNetworkingConfigurationNo we are using GMAIL as SMTP server for now. Following are the configuration I have followed to enable the advanced networking option. Following are the networking configuration: ...