Looks to me like the TLS client hello is being lost, which is why the server is ... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		fanf2 on March 25, 2024 \| parent \| context \| favorite \| on: TCP connection timeout mystery Looks to me like the TLS client hello is being lost, which is why the server is sending duplicate SYN+ACKs.

jsnell on March 26, 2024 [–]

No. To repeat: the client is sending a pure ACK with no data. You can see that packet with a 0 byte payload length in the screenshot. That packet is also getting lost; if it weren't getting lost, we'd be receiving a SYNACK.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact