YouTube29 Dec 2025
56m

39C3 - Excuse me, what precise time is It?

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media.ccc.de

The podcast features a presentation by a speaker with a background in the audio and video industry, discussing the concept of synchronous media transport using Precision Time Protocol (PTP) for synchronizing audio and video signals over networks. The speaker explains how PTP works, its applications in various industries, and the challenges in its implementation, including traffic dependency, hardware support, and security. The presentation includes live demos to illustrate PTP concepts and measurements. Following the presentation, a Q&A session addresses questions from the audience about the precision of PTP, its use over the internet, security, and practical implementation details.

Outlines

Part 1: Fundamentals, PTP Mechanics

Part 2: Network Infrastructure, Hardware

Part 3: Implementation, Troubleshooting

Part 4: Q&A, Practical Insights

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