Abstract: Nowadays, the Internet is facing unprecedented challenges, including scalability, security, management, mobility, content distribution capability, and energy saving, etc., which are difficult to solve through incremental development. In such context, it is a hot field of global focus to develop an innovative future network architecture. Firstly, The global progress in this field is introduced. Then the main current research results are described. Finally, the development trends and core problems in this field are discussed. It is expected to be helpful for the domestic research in the related fields.