Invention Grant
- Patent Title: Extending OpenFlow to support packet encapsulation for transport over software-defined networks
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Application No.: US14455735Application Date: 2014-08-08
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Publication No.: US09843504B2Publication Date: 2017-12-12
- Inventor: Lin Han , Renwei Li
- Applicant: Futurewei Technologies, Inc.
- Applicant Address: US TX Plano
- Assignee: Futurewei Technologies, Inc.
- Current Assignee: Futurewei Technologies, Inc.
- Current Assignee Address: US TX Plano
- Agency: Conley Rose, P.C.
- Main IPC: H04L12/721
- IPC: H04L12/721 ; H04L29/06 ; H04L12/935 ; H04L12/851

Abstract:
A method for controlling a data flow in a domain of an OpenFlow protocol controlled software-defined network (SDN) comprising receiving a request from a network element for instructions to route the data flow through the OpenFlow SDN, determining a route for the data flow through the OpenFlow SDN, transmitting a unified header to the network element in the OpenFlow SDN, wherein the unified header facilitates transmission of data flows through the OpenFlow SDN that are encoded according to a plurality of network abstraction types, and transmitting instructions for forwarding the data flow along the route through the OpenFlow SDN, wherein the instructions for forwarding the data flow along the route through the OpenFlow SDN comprise one or more match fields, one or more mask values corresponding to the match fields, and one or more actions for the network element in the OpenFlow SDN to perform on the data flow.
Public/Granted literature
- US20150043589A1 Extending OpenFlow to Support Packet Encapsulation for Transport over Software-Defined Networks Public/Granted day:2015-02-12
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