SUM: downtime optimizations like nZDM, ZDO in detail Jan 16, 2018 Webinar In this session, we will present downtime optimization approaches of the Software Update Manager (SUM), like near-Zero Downtime Maintenance (nZDM) and Zero Downtime Option (ZDO). Get a comprehensive view of the Zero Downtime procedure, gain technical insights, and hear about customer experiences. Date: Tuesday, Jan. 16, 2018, 13:00 CET Web presence: … This content is only for paying members. Are you a member yet?. Click here to login. Do you want to become a member?. Click here to register.