IP fragmentation/Stack8について、ここに記述してください。

UDP Fragmentation, why should you avoid it? https://info.stack8.com/blog/udp-fragmentation-why-should-you-avoid-it?utm_campaign=Stack8_blog&utm_content=32326609&utm_medium=social&utm_source=twitter

Careful attention to MTU and appropriate configuration can save you lots of trouble, particularly with challenging applications and difficult to diagnose intermittent issues. When facing unusual network problems performing packet captures on both ends of the connection and thinking about MTU and other factors can help you diagnose and then address the issue.