Invention Grant
- Patent Title: Traffic matrix prediction and fast reroute path computation in packet networks
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Application No.: US16189786Application Date: 2018-11-13
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Publication No.: US10581736B1Publication Date: 2020-03-03
- Inventor: Gagan Choudhury , Gaurav Thakur , Simon Tse , Kathleen Meier-Hellstern
- Applicant: AT&T Intellectual Property I, L.P.
- Applicant Address: US GA Atlanta
- Assignee: AT&T Intellectual Property I, L.P.
- Current Assignee: AT&T Intellectual Property I, L.P.
- Current Assignee Address: US GA Atlanta
- Main IPC: H04B10/00
- IPC: H04B10/00 ; H04L12/721 ; H04L12/715 ; H04L12/26 ; H04Q11/00 ; H04L12/723

Abstract:
A processing system including at least one processor may obtain traffic measurements for end-to-end paths in a telecommunication network, calculate traffic estimates for the end-to-end paths in future time periods based on the traffic measurements in accordance with at least one machine learning model, calculate traffic estimates for primary paths in the telecommunication network based upon the traffic estimates for the end-to-end paths, compute a backup path configuration for a primary path of the telecommunication network for the future time periods based upon the traffic estimates for the primary paths in the future time periods, detect a change in the backup path configuration for the primary path in a future time period based upon the computing, and adjust a backup path in accordance with the backup path configuration when the change in the backup path configuration is detected.
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