{"guid":"44fef567-589c-5a32-b48e-09ed18e2a657","title":"Automated Congestion Avoidance with an SDN Controller","subtitle":null,"slug":"denog13-12650-automated-congestion-avoidance-with-an-sdn-controller","link":"https://pretalx.com/denog13/talk/YT9R78/","description":"In this presentation, I will discuss how an SDN Controller that receives streaming telemetry from the network can automatically tune the paths of SR-TE or RSVP-TE LSPs in order to avoid congestion occurring. Contrary to popular belief, it is not necessary to fully mesh all of the edge nodes with TE LSPs to achieve this.\n\nNone","original_language":"eng","persons":["Julian Lucek"],"tags":["denog13","12650","2021"],"view_count":50,"promoted":false,"date":"2021-11-09T14:50:00.000+01:00","release_date":"2021-11-10T00:00:00.000+01:00","updated_at":"2025-12-11T13:45:09.766+01:00","length":851,"duration":851,"thumb_url":"https://static.media.ccc.de/media/events/denog/denog13/12650-44fef567-589c-5a32-b48e-09ed18e2a657.jpg","poster_url":"https://static.media.ccc.de/media/events/denog/denog13/12650-44fef567-589c-5a32-b48e-09ed18e2a657_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/denog/denog13/12650-44fef567-589c-5a32-b48e-09ed18e2a657.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/denog/denog13/12650-44fef567-589c-5a32-b48e-09ed18e2a657.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/denog13-12650-automated-congestion-avoidance-with-an-sdn-controller","url":"https://api.media.ccc.de/public/events/44fef567-589c-5a32-b48e-09ed18e2a657","conference_title":"DENOG13","conference_url":"https://api.media.ccc.de/public/conferences/denog13","related":[],"recordings":[{"size":138,"length":851,"mime_type":"video/webm","language":"eng","filename":"denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_webm-hd.webm","state":"new","folder":"webm-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2021-11-10T00:34:39.376+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog13/webm-hd/denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_webm-hd.webm","url":"https://api.media.ccc.de/public/recordings/55682","event_url":"https://api.media.ccc.de/public/events/44fef567-589c-5a32-b48e-09ed18e2a657","conference_url":"https://api.media.ccc.de/public/conferences/denog13"},{"size":27,"length":851,"mime_type":"video/mp4","language":"eng","filename":"denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_sd.mp4","state":"new","folder":"h264-sd","high_quality":false,"width":720,"height":576,"updated_at":"2021-11-10T00:16:04.014+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog13/h264-sd/denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_sd.mp4","url":"https://api.media.ccc.de/public/recordings/55675","event_url":"https://api.media.ccc.de/public/events/44fef567-589c-5a32-b48e-09ed18e2a657","conference_url":"https://api.media.ccc.de/public/conferences/denog13"},{"size":40,"length":851,"mime_type":"video/webm","language":"eng","filename":"denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_webm-sd.webm","state":"new","folder":"webm-sd","high_quality":false,"width":720,"height":576,"updated_at":"2021-11-10T00:15:35.446+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog13/webm-sd/denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_webm-sd.webm","url":"https://api.media.ccc.de/public/recordings/55674","event_url":"https://api.media.ccc.de/public/events/44fef567-589c-5a32-b48e-09ed18e2a657","conference_url":"https://api.media.ccc.de/public/conferences/denog13"},{"size":7,"length":851,"mime_type":"audio/opus","language":"eng","filename":"denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_opus.opus","state":"new","folder":"opus","high_quality":false,"width":0,"height":0,"updated_at":"2021-11-10T00:12:53.090+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog13/opus/denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_opus.opus","url":"https://api.media.ccc.de/public/recordings/55672","event_url":"https://api.media.ccc.de/public/events/44fef567-589c-5a32-b48e-09ed18e2a657","conference_url":"https://api.media.ccc.de/public/conferences/denog13"},{"size":12,"length":851,"mime_type":"audio/mpeg","language":"eng","filename":"denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_mp3.mp3","state":"new","folder":"mp3","high_quality":false,"width":0,"height":0,"updated_at":"2021-11-10T00:12:03.416+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog13/mp3/denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_mp3.mp3","url":"https://api.media.ccc.de/public/recordings/55670","event_url":"https://api.media.ccc.de/public/events/44fef567-589c-5a32-b48e-09ed18e2a657","conference_url":"https://api.media.ccc.de/public/conferences/denog13"},{"size":72,"length":851,"mime_type":"video/mp4","language":"eng","filename":"denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_hd.mp4","state":"new","folder":"h264-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2021-11-10T00:05:39.688+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog13/h264-hd/denog13-12650-eng-Automated_Congestion_Avoidance_with_an_SDN_Controller_hd.mp4","url":"https://api.media.ccc.de/public/recordings/55664","event_url":"https://api.media.ccc.de/public/events/44fef567-589c-5a32-b48e-09ed18e2a657","conference_url":"https://api.media.ccc.de/public/conferences/denog13"}]}