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Re: question about ipchains on dual interface machine

> On Wed, Oct 10, 2001 at 11:37:36AM -0400, Mike Dresser wrote:
> [...]
> > I want to deny ports 23, 37,137,139, etc, from the Internet, but allow
> > them from Y.
> [...]
> What about configuring services to listen only on one _specific_
> interface/ip? (In your case Y) So you perhaps don't have to take care about
> an confusing firewall setup... hiding services is not the way[tm] to make or
> keep a network secure.
Problem is the interface can vary, cause pppd isn't guaranteed to pickup
the same ppp0/ppp1/etc.

I agree fully, problem is I don't think things like telnet, netbios, etc
etc are going to all let me pick an interface/ip.

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