I have seen this before under RedHat 5.x. Recompile your kernel and get
rid of syn flood protection. Your server is getting enough traffic that
it thinks it is being syn flooded.
Carric Dooley CNE
COM2:Interactive Media
http://www.com2usa.com
"Luck is the residue of design."
- Branch Rickey - former owner of the Brooklyn Dodger Baseball Team
On Wed, 3 Nov 1999, Jon Griffin wrote:
> Can anyone point me to a source of this log entry:
>
> ...
> Nov 3 17:36:03 server kernel: Warning: possible SYN flood from
> 130.233.44.89 on 209.85.127.xxx:25. Sending cookies.
> Nov 3 17:37:14 server kernel: Warning: possible SYN flood from
> 198.199.206.110 on 209.85.127.xxx:25. Sending cookies.
> Nov 3 17:39:57 server kernel: Warning: possible SYN flood from
> 216.59.20.242 on 209.85.127.xxx:25. Sending cookies.
> Nov 3 17:41:28 server kernel: Warning: possible SYN flood from
> 216.200.201.204 on 209.85.127.xxx:25. Sending cookies.
> Nov 3 17:47:03 server kernel: Warning: possible SYN flood from
> 130.233.44.89 on 209.85.127.xxx:25. Sending cookies.
> Nov 3 17:48:27 server kernel: Warning: possible SYN flood from
> 198.199.206.110 on 209.85.127.xxx:25. Sending cookies.
> Nov 3 17:51:30 server kernel: Warning: possible SYN flood from
> 216.200.201.204 on 209.85.127.xxx:25. Sending cookies.
>
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