On Monday, 27 July 2020 at 09:41:44 UTC, wjoe wrote:
But it's possible when bound with the socket option SO_REUSEPORT (at least that's the name of the flag on linux since 3.9).
The docs say it can't be used to hijack an address.
This option must be set on each socket (including the first socket) prior to calling bind(2) on the socket.