Hi forks, We tested and completed our process with OVO migration in Queens cycle. Now, we can continue with OSM implementation for Designate. Actually, we have pushed some patches related to OSM[1] and it's ready to review. Please take a look on these patches. [1] https://review.openstack.org/#/q/project:openstack/designate+status:open++Trigger-less Thanks and Best regards, Dang Van Dai (Mr.) Fujitsu Vietnam Ltd.