It sounds like you've already ruled out hardware and driver issues, which is a solid start. If Kaffeine DVB recordings are fine but VDR is producing a distorted stream, it could be a VDR-specific bug. Have you checked for recent updates or patches? Sometimes, tweaking the buffer settings or testing a different VDR plugin can help. For a reliable and high-performance network setup, consider <a href="https://theinsightsolutions.com/category/networking-devices/network-switches/?filter_brand=aruba";>Buy Aruba Network Switches</a> to ensure smooth data flow in your environment!