David Lenrow is Chief Architect, Distinguished Engineer - Software Defined Networking at Huawei. He is the Chairman of the ONF's NorthBound Interface (NBI) working group, and active in Open DayLight, OPNFV, ONOS and OpenStack communities. He has hosted the industry's intent based networking summit event, spoken at OpenStack Summit, ODL summit, ONS, OPNFV Summit, and various industry and vendor events related to SDN, NFV and networking.