The future Internet needs to support broadband services,fixed services,mobile services and a combination of these. Such a wide range of services and multi-processes between users demands flexible and effective network-wide resource scheduling and support. Two approaches are currently being studied:reformative method and revolutionary method. The reformative method,based on existing technology,uses various techniques to achieve improvement. Revolutionary method seeks to address future business demands by completely re-designing the network,and overcoming problems that cannot be solved by current IP networks. The future Internet needs to support broadband services, fixed services, mobile services and a combination of these. Such a wide range of services and multi-processes between users demands flexible and effective network-wide resource scheduling and support. Two approaches are currently being studied based on existing technology, uses various techniques to achieve improvement. Revolutionary method seeks to address future future business demands by completely re-designing the network, and overcoming problems that can not be solved by current IP networks .