freebsd-net@ added.
After google "ack storm freebsd" I find a very old SA:
https://www.freebsd.org/security/advisories/FreeBSD-SA-98%3A07.rst.asc
mentions:
+ * In the SYN-RECEIVED state, don't send an ACK unless the
+ * segment we received passes the SYN-RECEIVED ACK test.
> + * If it fails
Maybe you are also interested in kcp/kcptun:
https://github.com/xtaci/kcptun
There is also a FreeBSD new ports PR：
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=219449
Jov
2017-07-21 10:30 GMT+08:00 Kuankuan Yang :
> Hi Hiren,
>
> Thanks a lot for your reply, this helps a lot. I’
