ns2122owners. Document #DS2019-NS2122-05 NoviWare 400.4 Features Summary: Multiple Controllers and Controller role-change OpenFlow version negotiation (1.3, 1.4 and 1.5) All OpenFlowIntroducing NoviSwitch 2122 with 100G Ethernet support for SDN, NVF and OpenFlow 1.3 and 1.4 New switch provides 240 Gbps of OpenFlow throughput for linking hh-performance