On Thursday 20 April 2006 05:14, Andrew Pantyukhin wrote: > On 4/20/06, Drew Tomlinson <[EMAIL PROTECTED]> wrote: > > On 4/17/2006 2:29 PM Noah Silverman wrote:
> > > ipfw add 00280 allow tcp from any to any 22 out via bge0 setup > > > keep-state ipfw add 00299 deny log all from any to any out via bge0 > > > ipfw add 0430 allow log tcp from any to me 22 in via bge0 setup limit > > > src-addr 2 > > > > I think this line is your problem. "setup" matches the initial packet > > with the syn flag set. However since you have not added "keep-state", > > no rule gets added to the dynamic rule set for this connection. "limit" creates a dynamic rule, just like keep-state > Yes. 'setup' is from "semi-stateful" firewall functionality while > 'keep-state' is from fully stateful one. You can't use both in > one rule without strange consequences. Just delete 'setup' > words in both rules - it'll probably be fine. Yes you can. When I used IPFW I did it that way and never had any problems. All it's saying is that a dynamic rule can only be setup by the legitimate first packet of a tcp handshake, and not by an out-of-sequence tcp packet. Once the dynamic rule exists, it passes packets with any tcp flags. _______________________________________________ firstname.lastname@example.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"