On Thu, Jun 22, 2017 at 01:43:55PM +0000, Xufeng Liu wrote: > [Xufeng] The I2RS topology model is already NMDA style, but the NMDA > models are not immediately implementable without NETCONF/RESTCONF > protocol update. We will need the "-state" module for the I2RS > topology model (and for all the top-level models) for now. While the > NMDA is nice, the NMDA discussions have already significantly > delayed publishing new models, and doing NMDA without staging will > further delay the process. Can the config and state trees reasonably be different, i.e., do you need to be able to distinguish intended config from applied config? If not, I think you can implement NMDA today without waiting for NETCONF/RESTCONF protocol updates. /js -- Juergen Schoenwaelder Jacobs University Bremen gGmbH Phone: +49 421 200 3587 Campus Ring 1 | 28759 Bremen | Germany Fax: +49 421 200 3103 <http://www.jacobs-university.de/>