Re: notion of a local address [was: Re: ioctl SIOCGIFNETMASK: ip alias

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Thu Sep 06 2001 - 15:23:43 EST


> On Thu, 06 Sep 2001, Alan Cox wrote:
> > If you accept 10.0.0.1 from the outside you are leaking information. It
>
> No, if you accept 10.*.*.* from the outside, your routers are broken.

Your router does not read mail RCPT headers.

RCPT root@[10.0.0.1]

can come from any ip address.

> Alan, SIOCGIFCONF is working sufficiently, it's SIOCGIFNETMASK that
> we're talking about. SIOCGIFNETMASK works properly on any other system
> or - as far as I can currently test - with my patch.

Then that is worth looking into.

Alan
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Fri Sep 07 2001 - 21:00:37 EST