Subject: Re: Do you know the TCP stack? (127.x.x.x routing)

From: Dmitry Torokhov <[email-masked]>
Date: Thu, 10 Mar 2005 09:49:40 -0500

On Thu, 10 Mar 2005 06:35:43 -0800, Steve Iribarne
<[email-masked]> wrote:
> -> You say that a client will not allow you to use net 10.
> -> OK, but, the same client would not allow you to use 127/8 because
> they
> -> use
> -> it!
> -> What I'm saying is that 10.0.0.0/8 and 127.0.0.0/8 are the same. The
> -> customer can use them.
> -> You assume that the client will not use 127/8. Why? This is wrong.
> -> You can use it, the client can use it.
> ->
> 
> No.  If the client uses 127/8 on a linux box, it is just a loopback and
> will never go out on the wire and the applications (i.e. telnet, ftp,
> ping, whatever) will just loopback.
> 

This assumes that the client did not apply the same hack you did.

-- 
Dmitry