{"guid":"195d9be8-ea66-5e9f-8021-766bb5f9cc75","title":"CGNAT scale testing using TRex","subtitle":null,"slug":"denog17-78247-cgnat-scale-testing-using-trex","link":"https://pretalx.com/denog17/talk/G8PZUA/","description":"I would like to present my testing methodology and the results of using TRex to generate \"stateful\" traffic for the purpose of scale testing CGNAT solutions. The main focus of the test is to determine the actual scale around Juniper's SRX solution.\n\nLicensed to the public under http://creativecommons.org/licenses/by/4.0","original_language":"eng","persons":["Philipp Glaser"],"tags":["78247","2025","denog17","Saal B","denog17-eng","Day 3"],"view_count":84,"promoted":false,"date":"2025-11-11T11:20:00.000+01:00","release_date":"2025-11-11T00:00:00.000+01:00","updated_at":"2026-03-16T15:00:08.191+01:00","length":542,"duration":542,"thumb_url":"https://static.media.ccc.de/media/events/denog/denog17/78247-195d9be8-ea66-5e9f-8021-766bb5f9cc75.jpg","poster_url":"https://static.media.ccc.de/media/events/denog/denog17/78247-195d9be8-ea66-5e9f-8021-766bb5f9cc75_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/denog/denog17/78247-195d9be8-ea66-5e9f-8021-766bb5f9cc75.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/denog/denog17/78247-195d9be8-ea66-5e9f-8021-766bb5f9cc75.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/denog17-78247-cgnat-scale-testing-using-trex","url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_title":"DENOG17","conference_url":"https://api.media.ccc.de/public/conferences/denog17","related":[],"recordings":[{"size":39,"length":542,"mime_type":"video/webm;codecs=av01","language":"eng","filename":"denog17-78247-eng-CGNAT_scale_testing_using_TRex_av1-hd.webm","state":"new","folder":"av1-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2025-11-11T12:46:24.365+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog17/av1-hd/denog17-78247-eng-CGNAT_scale_testing_using_TRex_av1-hd.webm","url":"https://api.media.ccc.de/public/recordings/93234","event_url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_url":"https://api.media.ccc.de/public/conferences/denog17"},{"size":49,"length":542,"mime_type":"video/webm","language":"eng","filename":"denog17-78247-eng-CGNAT_scale_testing_using_TRex_webm-hd.webm","state":"new","folder":"webm-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2025-11-11T12:57:08.467+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog17/webm-hd/denog17-78247-eng-CGNAT_scale_testing_using_TRex_webm-hd.webm","url":"https://api.media.ccc.de/public/recordings/93240","event_url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_url":"https://api.media.ccc.de/public/conferences/denog17"},{"size":18,"length":542,"mime_type":"video/webm","language":"eng","filename":"denog17-78247-eng-CGNAT_scale_testing_using_TRex_webm-sd.webm","state":"new","folder":"webm-sd","high_quality":false,"width":720,"height":576,"updated_at":"2025-11-11T12:50:33.519+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog17/webm-sd/denog17-78247-eng-CGNAT_scale_testing_using_TRex_webm-sd.webm","url":"https://api.media.ccc.de/public/recordings/93237","event_url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_url":"https://api.media.ccc.de/public/conferences/denog17"},{"size":8,"length":542,"mime_type":"audio/mpeg","language":"eng","filename":"denog17-78247-eng-CGNAT_scale_testing_using_TRex_mp3.mp3","state":"new","folder":"mp3","high_quality":false,"width":0,"height":0,"updated_at":"2025-11-11T12:45:06.534+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog17/mp3/denog17-78247-eng-CGNAT_scale_testing_using_TRex_mp3.mp3","url":"https://api.media.ccc.de/public/recordings/93233","event_url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_url":"https://api.media.ccc.de/public/conferences/denog17"},{"size":17,"length":542,"mime_type":"video/mp4","language":"eng","filename":"denog17-78247-eng-CGNAT_scale_testing_using_TRex_sd.mp4","state":"new","folder":"h264-sd","high_quality":false,"width":720,"height":576,"updated_at":"2025-11-11T12:45:03.059+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog17/h264-sd/denog17-78247-eng-CGNAT_scale_testing_using_TRex_sd.mp4","url":"https://api.media.ccc.de/public/recordings/93232","event_url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_url":"https://api.media.ccc.de/public/conferences/denog17"},{"size":4,"length":542,"mime_type":"audio/opus","language":"eng","filename":"denog17-78247-eng-CGNAT_scale_testing_using_TRex_opus.opus","state":"new","folder":"opus","high_quality":false,"width":0,"height":0,"updated_at":"2025-11-11T12:44:27.842+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog17/opus/denog17-78247-eng-CGNAT_scale_testing_using_TRex_opus.opus","url":"https://api.media.ccc.de/public/recordings/93231","event_url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_url":"https://api.media.ccc.de/public/conferences/denog17"},{"size":42,"length":542,"mime_type":"video/mp4","language":"eng","filename":"denog17-78247-eng-CGNAT_scale_testing_using_TRex_hd.mp4","state":"new","folder":"h264-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2025-11-11T12:25:04.389+01:00","recording_url":"https://cdn.media.ccc.de/events/denog/denog17/h264-hd/denog17-78247-eng-CGNAT_scale_testing_using_TRex_hd.mp4","url":"https://api.media.ccc.de/public/recordings/93214","event_url":"https://api.media.ccc.de/public/events/195d9be8-ea66-5e9f-8021-766bb5f9cc75","conference_url":"https://api.media.ccc.de/public/conferences/denog17"}]}