T/TCP useless on FreeBSD 4.7?
Bruce M Simpson
bms at spc.org
Fri Aug 1 08:26:40 PDT 2003
On Fri, Aug 01, 2003 at 11:14:12AM -0400, michael rabinovich wrote:
> Does anyone know the status of T/TCP support on FreeBSD 4.7?
> Am I missing something (after all, FreeBSD is supposed to be a ref
> implementation of T/TCP!) and if not is there is a simple way around
> this problem, short of going back to earlier FreeBSD releases?
I don't use T/TCP on my production 4.8-RELEASE system, and the following
sysctl values look fairly default:-
SYN cookies and T/TCP can't co-exist. Please do check the above sysctl
values; I know RFC 1644 has to be enabled, and syncookies have to be disabled,
as well as drop_synfin.
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