"established" on { tcp or udp } rules
Julian Elischer
julian at elischer.org
Wed Mar 19 13:47:55 PDT 2008
Freddie Cash wrote:
> Just curious if the following rule will work correctly. It is accepted by
> the ipfw command. In the process of working out a test for it, but
> thought I'd ask here as well, just to be sure.
>
> ipfw add { tcp or udp } from me to any 53 out xmit fxp0
> ipfw add { tcp or udp } from any 53 to me in recv fxp0 established
>
> Will the UDP packets go through correctly, even though "established" has
> no meaning for UDP streams, and the ipfw command will barf if you use it
> with just "ipfw add udp" rules?
>
well, an action to do would be good..
as for the question of whether UDP ... established evaluates to true
or false, I would guess false but you'll have to test.
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