I would think it would store ip's, as performing a dns lookup everytime
a packet arrives is going to be a _minor_ performance hit! I also doubt
ipchains contains a caching nameserver, which would in someway alleviate
that problem.
-Colin
Marty wrote:
>
> > It will only deny that if the machine running ipchains is going to sit
> > between the internet and the machine.domain.com.au. If both machines see the
> > router(PC) which goes out to the internet then theres no stopping it unless
> > the linux box is in the way(firewall).
>
> i think the question relates more to this:
>
> "does ipchains store hosts to allow or deny by name or ip?"
>
> his firewall works, he just wants to know whether DHCP will make his life
> hell as machines keep their name but change ip (or vice versa, i can't
> remember which way he said his LAN and W2K work)
>
> for what it is worth, the how to does not mention this point, it may be a
> case of reading the source...
>
> later
> marty
>
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